StackWarp漏洞照出的"分水岭"： 从技术追随到生态独立 2026年开年，德国CISPA亥姆霍兹信息安全中心披露的处理器漏洞"StackWarp"，如同一颗投入平静湖面的石子，在全球算力产业激起了 巨大涟漪。该漏洞波及AMD Zen全系处理器。目前官方已经给出了修复方案。不过，在硬件级修复之前，部分防护措施需要以关闭同步 多线程为代价，对系统算力和部署成本造成影响。这也引发了业内的热议：安全与性能，究竟该如何兼得？ 而国产处理器的安全能力也遭到了审视，尤其是获得x86永久授权和Zen架构的海光。但这场风波却意外成了照亮国产CPU自主化进程的 一束强光。据了解，海光信息(SH688041)的C86CPU已被验证对该漏洞实现"原生免疫"。在看似同源的X86技术河流中，以海光C86为代 表的国产CPU，早已悄然筑起独立的技术航道与坚固的安全堤坝。这背后，是中国芯片产业走过的一条从引进消化、到再创新、最终实 现技术路线分叉与生态独立的艰辛而清晰路径。海光所构建的不仅是一颗性能优异的CPU，更是一套从硅基物理层开始构筑的、深度融 入国家网络安全体系的内生安全架构。 StackWarp(CVE-2025-29943 ...

Core Viewpoint - The Shanghai 50 Index has experienced a rare nine consecutive days of decline, marking only the second occurrence in its history, with a total drop of 3.55% during this period [2][8]. Market Performance - As of January 23, the total market capitalization of the Shanghai 50 Index constituents exceeds 27 trillion yuan, accounting for over 20% of the total A-share market capitalization [2]. - The index's previous nine-day decline is compared to a similar event in 2013, which saw a cumulative drop of over 9% [2]. - The recent downturn has led to significant capital outflows from ETFs tracking the Shanghai 50 Index, with net outflows exceeding 41.9 billion yuan from January 13 to 23, primarily from the Huaxia Shanghai 50 ETF [4]. Historical Context - Historically, the Shanghai 50 Index has recorded 33 instances of consecutive declines lasting more than five days, with an average drop of nearly 8% in earlier years [6]. - The average decline during these periods has decreased over time, with the most recent occurrences since 2021 averaging a drop of 4.37% [6]. Future Outlook - Following a series of declines, there is a high probability of a rebound in the A-share market. Historical data indicates that after similar downturns, the Shanghai 50 Index has a greater than 78% chance of experiencing five or more days of gains within ten trading days [8]. - The recent nine-day decline is viewed as a result of style rotation and short-term sentiment release rather than a systemic deterioration of fundamentals [8]. Stock Performance - During the nine-day decline, over 80% of the Shanghai 50 Index constituents experienced at least five days of losses, with notable declines in stocks like Kweichow Moutai and Hengrui Medicine [10]. - Conversely, some stocks, including Langchao Technology and Zijin Mining, have shown resilience, with several companies expected to report positive earnings growth for 2025 [15][18]. - A total of 76 stocks in the electronic, power equipment, and non-ferrous metals sectors are projected to have positive earnings for 2025, with only 11 underperforming relative to the Shanghai Index's 23.4% increase since the beginning of 2025 [15].

Summary of CPU Industry Conference Call Industry Overview - The CPU iteration speed has significantly accelerated, reducing from a five-year cycle to a one-year cycle, driven by increasing data volumes and higher demands for CPU I/O interfaces and core counts [1][3] - CPU price increases are primarily driven by supply-side factors, with upstream foundries raising prices due to AI demand squeezing capacity, leading to price hikes in both consumer and server-grade CPUs [1][4] Key Insights - **Price Trends**: CPU prices are expected to continue rising, a trend anticipated to persist long-term. The price increase sequence starts with upstream foundries, followed by consumer CPUs, and server CPUs are expected to catch up in 2026 [3][4] - **AI Influence**: The development of AI has accelerated CPU upgrades and iteration speeds, necessitating more advanced I/O interfaces and core counts due to growing data requirements [3] - **Domestic Market Growth**: The domestic market for CPUs is experiencing a significant impact from the acceleration of domestic production, with steady increases in shipments of domestic server and PC CPUs since 2023, expected to accelerate in 2025 [1][6] Company-Specific Insights - **Haiguang Information**: Focuses on server CPUs, with an expected shipment of approximately 1-1.2 million server CPUs and 300,000-400,000 PC CPUs by 2025. The 7,580 model has seen large-scale procurement [1][7] - **Loongson Technology**: Utilizes a self-developed architecture, with successful launches of desktop models 3A6000, 3B6660, and server model 3C6000, showing significant cost-performance advantages and expected market share growth in 2026 [1][7] - **China Great Wall Technology**: Its subsidiary, Phytium, is a key competitor in the ARM CPU space, with models like S2500 gaining market attention. Expected shipment increases are anticipated as domestic capacity issues are resolved [2][7] Policy Impact - Government policies, such as the Ministry of Finance's Document No. 13, support the procurement of domestic products by government and affiliated units, effectively promoting the application of domestic CPUs in government and enterprises [6][8] - Continuous policy support since 2024 has accelerated the release and implementation of new products by relevant companies, addressing capacity bottlenecks and significantly enhancing overall shipment volumes [8]

Core Viewpoint - The independent evolution of the Haiguang C86 architecture provides a secure, controllable, and efficient choice for China's digital infrastructure construction, especially in the context of computing power becoming a fundamental infrastructure [1][38]. Group 1: StackWarp Vulnerability and Its Implications - The StackWarp vulnerability discovered in AMD's Zen series processors exposes a significant flaw in cloud computing's isolation capabilities, allowing attackers to modify running programs and data [2][3]. - The response from AMD to disable simultaneous multithreading (SMT) to mitigate the vulnerability results in a substantial reduction in processing power, halving the server's capacity to support virtual service instances [3][4]. - In contrast, Haiguang's C86 processors are inherently immune to the StackWarp vulnerability due to their architectural design, allowing users to maintain full computational performance without needing firmware upgrades or disabling features [4][10]. Group 2: Technical Differentiation - Haiguang's ability to defend against the StackWarp vulnerability stems from its fundamentally different virtualization technology compared to AMD, utilizing self-developed CSV3 technology to create a new defense mechanism [6][12]. - The C86 architecture has decoupled from the x86 technology route, replacing AMD's platform security processor (PSP) with Haiguang's self-developed security processor (HSC) [12][15]. - The C86 processor integrates a general-purpose C86 core and a dedicated security processor, ensuring a secure boot process and a chain of verification that maintains system integrity from the first line of code [13][14]. Group 3: Three-Layer Security System - Haiguang's C86 architecture features a three-layer security system: native cryptographic technology, proactive trusted computing, and isolated confidential computing [17][18]. - The first layer involves integrating a cryptographic co-processor (CCP) within the processor, allowing for high-speed encryption without the performance penalties associated with traditional software or external hardware solutions [20][21]. - The second layer, proactive trusted computing, extends security measures from system startup to runtime, utilizing TDM technology to continuously monitor and verify the integrity of critical system components [24][25]. - The third layer, isolated confidential computing, employs CSV technology to ensure real-time memory encryption for virtual machines, preventing unauthorized access and data leaks in cloud environments [28][29]. Group 4: Market Position and Applications - Haiguang's C86 architecture has been widely adopted in high-security scenarios, particularly in finance, telecommunications, and energy sectors, achieving a 50% share in trusted computing certified products [27][36]. - The architecture maintains full compatibility with the x86 ecosystem, allowing applications originally designed for Intel or AMD servers to migrate seamlessly to Haiguang platforms without code modifications [37]. - The independent evolution of Haiguang's technology mitigates risks associated with reliance on external architectures, ensuring stable performance and security in the face of global hardware vulnerabilities [38].

Core Insights - The article discusses a critical vulnerability named StackWarp affecting AMD's Zen series processors, which compromises the isolation capability essential for cloud computing services [1] - AMD's immediate solution involves disabling simultaneous multithreading (SMT), which significantly reduces processing power and efficiency for cloud service providers [2][3] - In contrast, Hygon's C86 processors are immune to the StackWarp vulnerability due to their fundamentally different architecture and security mechanisms [3][5] Group 1: Vulnerability and Impact - The StackWarp vulnerability allows attackers to exploit hardware design flaws, enabling unauthorized access to user data and programs in cloud environments [1] - Disabling SMT leads to a drastic reduction in server capacity, halving the number of virtual service instances a server can support, which poses significant costs for cloud service providers [3] - Hygon's C86 architecture does not require disabling SMT or upgrading firmware, allowing users to maintain full computational performance without the risk posed by the StackWarp vulnerability [3][4] Group 2: Hygon's Security Mechanisms - Hygon's ability to defend against the StackWarp vulnerability stems from its unique virtualization technology, which differs fundamentally from AMD's x86 architecture [5][6] - The C86 architecture restricts the host's ability to modify virtual machine memory mapping, preventing attackers from creating the conditions necessary for exploitation [7][8] - Hygon's self-developed CSV3 technology locks down the host's access to virtual machine page tables, ensuring that even with high system privileges, the core data remains untouched [8][9] Group 3: Technical Differentiation - Hygon's C86 architecture replaces AMD's platform security processor (PSP) with its own Hygon Security Processor (HSC), fundamentally restructuring the root of trust for enhanced security [15] - The architecture integrates a dedicated security processor with independent ROM and RAM, ensuring that the initial code executed is immutable and secure [16][17] - Hygon's approach to security includes a chain of verification from the firmware to the operating system, ensuring system integrity from the ground up [18] Group 4: Advanced Security Features - Hygon's processors incorporate a native cryptographic technology that enhances data privacy without sacrificing performance, unlike traditional software encryption methods [24][25] - The Trusted Key Management (TKM) module ensures that cryptographic keys are securely managed and stored, preventing unauthorized access even in physical attacks [28] - Hygon's Trusted Dynamic Measurement (TDM) technology extends security monitoring beyond system startup, actively scanning for integrity violations during operation [29][30] Group 5: Market Position and Future Outlook - Hygon's CSV technology is widely adopted in privacy computing, with significant partnerships established in the industry, indicating strong market presence [39] - The C86 architecture maintains compatibility with the x86 ecosystem, allowing seamless migration of applications from Intel or AMD servers without code modification [42] - Hygon's independent evolution from the x86 technology path positions it as a secure and efficient choice for China's digital infrastructure development [42]

Market Overview - The Shanghai Composite Index closed at 4136.16 points, up 0.33%, with a trading volume of 1.3369 trillion yuan. The Shenzhen Component Index rose 0.79% to 14439.66 points, with a trading volume of 1.7484 trillion yuan. The ChiNext Index increased by 0.63% to 3349.50 points, with a trading volume of 822.63 billion yuan. The STAR Market 50 Index closed at 1553.71 points, up 0.78%, with a trading volume of 110.8 billion yuan. The total trading volume of both markets was 3.0853 trillion yuan, an increase of 393.5 billion yuan compared to the previous trading day [1]. Sector Performance - The market saw more sectors gaining than losing, with notable increases in power equipment, non-ferrous metals, precious metals, defense and military, steel, media, computer, environmental protection, and textile and apparel sectors. Concepts such as perovskite batteries, commercial aerospace, satellite internet, sapphire, lithium mining, cultivated diamonds, small metals, gold, and interactive short dramas were particularly active. In contrast, sectors like communication, insurance, banking, coal, and home appliances experienced declines [1]. Individual Stock Performance - A total of 3707 stocks rose, while 1336 stocks fell, with 134 stocks remaining flat and 6 stocks suspended. Excluding newly listed stocks, there were 120 stocks hitting the daily limit up and 2 stocks hitting the limit down [2]. - Among the stocks that hit the daily limit up, 23 stocks had consecutive limit-up days of 2 or more, with Fenglong Co., Ltd. leading with 18 consecutive limit-ups [3]. Capital Flow - The net capital outflow from the two markets was 4.167 billion yuan, with the ChiNext seeing a net inflow of 1.515 billion yuan. The CSI 300 index experienced a net outflow of 1.005 billion yuan, while the STAR Market saw a net outflow of 3.171 billion yuan. Out of 31 sectors, 13 sectors had net capital inflows, with the power equipment sector leading with a net inflow of 8.977 billion yuan [4][6]. - The top sectors with net inflows included non-ferrous metals (4.552 billion yuan), media (2.173 billion yuan), and defense and military (2.157 billion yuan). Conversely, the communication sector had the highest net outflow of 7.992 billion yuan, followed by electronics (6.350 billion yuan) and machinery (5.077 billion yuan) [4][6]. Notable Stocks - 191 stocks had net capital inflows exceeding 1 billion yuan, with Jin Feng Technology receiving the highest net inflow of 1.861 billion yuan. Other notable stocks included Lens Technology (1.594 billion yuan), Qian Zhao Optoelectronics (1.267 billion yuan), and Xian Dao Intelligent (1.217 billion yuan) [7][8]. - Conversely, 116 stocks experienced net capital outflows exceeding 1 billion yuan, with Xin Yi Sheng leading with a net outflow of 3.471 billion yuan, followed by Zhong Ji Xu Chuang (3.103 billion yuan) and Li Ou Shares (2.604 billion yuan) [10][11]. Institutional Activity - Institutional investors had a net selling of approximately 1.02 billion yuan, with 22 stocks seeing net purchases and 14 stocks net sales. Jin Feng Technology was the most purchased stock by institutions, with a net purchase amount of approximately 266 million yuan [13][14].

Group 1 - Huibo Yuntong plans to acquire 65.47% of Baode Computer System shares through a share issuance and has received acceptance from the Shenzhen Stock Exchange for its application [1] - Mingyang Smart Energy intends to purchase 100% of Dehua Chip's equity through a combination of share issuance and cash payment, with stock resuming trading on January 23, 2026 [2] - Sanhua Intelligent Control's controlling shareholder and board members plan to reduce their holdings by up to 0.2425% of the company's shares [3] Group 2 - Wuchan Jinlun's shareholder plans to reduce holdings by up to 3% of the company's total shares [4] - Chengdu Road and Bridge expects a net loss of 65 million to 97.5 million yuan for 2025, compared to a loss of 92.17 million yuan in the previous year [5] - Guoxin Technology anticipates a net loss of 238 million yuan for 2025, an increase in loss of 56.97 million yuan compared to the previous year [6] Group 3 - Taiankang's subsidiary received approval for a clinical trial of CKBA ointment for treating vitiligo in children aged 2-12 [7] - Boyun New Materials' shareholder plans to reduce holdings by up to 1% of the company's total shares [8] - *ST Shengwu has terminated its major asset restructuring plan and expects a net profit of 28.5 million to 32.5 million yuan for 2025, compared to a loss of 19.84 million yuan in the previous year [9] Group 4 - Junchen Technology's shareholder plans to reduce holdings by up to 2.94% of the company's shares [10] - Haiguang Information's shareholder plans to reduce holdings by up to 0.5% of the company's shares [11] - ST Juewei expects a net loss of 160 million to 220 million yuan for 2025, compared to a profit of 227 million yuan in the previous year [12] Group 5 - Nanjing Bank reported total assets exceeding 3 trillion yuan by the end of 2025, with a revenue of 55.54 billion yuan, up 10.48% year-on-year [13] - Haitan Ruisheng's shareholders plan to reduce holdings by up to 5% of the company's shares [14] - Zhaoyi Innovation expects a net profit of approximately 1.61 billion yuan for 2025, a year-on-year increase of about 46% [15] Group 6 - Xiangrikui is discussing a repayment arrangement for a deposit of 40 million yuan with Shanghai Xipu Technology [16] - Yinglian Co. signed a strategic agreement with LG Chem to develop new polymer materials for lithium battery applications [17] - Yingfang Micro expects a net loss of 69 million to 97 million yuan for 2025, compared to a loss of 61.97 million yuan in the previous year [18] Group 7 - Heshun Electric's shareholders plan to reduce holdings by up to 3.5% of the company's shares [20] - Guanghua Technology expects a net profit of 85 million to 120 million yuan for 2025, reversing a loss of 205 million yuan in the previous year [21] - Ruichuang Weina anticipates a net profit of approximately 1.1 billion yuan for 2025, a year-on-year increase of about 93% [22] Group 8 - Huatu Mountain Ding's shareholder plans to reduce holdings by up to 3% of the company's shares [23] - Yinfeng Storage's subsidiary won two procurement projects with a total value of approximately 1.23 billion yuan [24] - Hengyi Petrochemical plans to repurchase shares worth 500 million to 1 billion yuan for employee stock ownership plans [25] Group 9 - Mengcao Ecology's controlling shareholder plans to reduce holdings by up to 3% of the company's shares [26] - Tefa Service's shareholder plans to reduce holdings by up to 3% of the company's shares [27] - Green Alliance Technology's shareholders plan to reduce holdings by up to 4% of the company's shares [28] Group 10 - Yunyi Electric plans to repurchase shares worth 100 million to 150 million yuan for employee stock ownership plans [29] - Dongpeng Beverage plans to invest 1.1 billion yuan in a new production base in Chengdu [30] - Zhongyuan Co. expects a net profit of 139 million to 158 million yuan for 2025, a year-on-year increase of 80% to 105% [31] Group 11 - Qiangyi Co. expects a net profit of 368 million to 399 million yuan for 2025, a year-on-year increase of 57.87% to 71.17% [32] - Guochuang High-tech anticipates a net profit of 16 million to 24 million yuan for 2025, reversing a loss of 49.1 million yuan in the previous year [33] - Yuandong Bio received a drug registration certificate for a pediatric medication [34] Group 12 - Liya Technology expects a net profit of 300 million to 380 million yuan for 2025, reversing a loss of 889 million yuan in the previous year [35] - Dongfeng Co. anticipates a net loss of 390 million to 480 million yuan for 2025, compared to a profit of 29.16 million yuan in the previous year [36] - Huaming Equipment reported a 15.29% year-on-year increase in net profit for 2025 [37] Group 13 - Botong Integrated expects a net profit of 17.19 million to 25.78 million yuan for 2025, reversing a loss from the previous year [38] - Qingsong Co. anticipates a net profit of 130 million to 165 million yuan for 2025, a year-on-year increase of 137.73% to 201.74% [39] - Ruihua Tai's shareholder plans to reduce holdings by up to 3% of the company's shares [41]

每经AI快讯，AI芯片板块领跌，下跌1.59%。其中，海光信息下跌4.01%，国芯科技下跌2.74%，澜起科 技下跌2.42%。 （文章来源：每日经济新闻） ...

Group 1 - The AI chip sector experienced a decline of 1.59% [1] - Among the companies, Haiguang Information saw a drop of 4.01% [1] - Guoxin Technology decreased by 2.74% [1] - Lanke Technology fell by 2.42% [1]

Core Viewpoint - The article highlights the emergence of the StackWarp vulnerability affecting multiple AMD ZEN architecture processors, emphasizing the ongoing security risks within the X86 ecosystem. It contrasts this with the immunity demonstrated by domestic CPU manufacturer Haiguang, which has been confirmed to be unaffected by this vulnerability [1][3]. Group 1: Vulnerability Overview - The StackWarp vulnerability, discovered by Germany's CISPA Helmholtz Center for Information Security, allows malicious VM hosts to manipulate the stack pointer of customer virtual machines, enabling remote code execution and privilege escalation within confidential virtual machines [3]. - AMD's SEV-SNP is identified as a critical entry point for this vulnerability, where attackers can alter the RSP register to control execution flow and data within the virtual machine [3][4]. - AMD has acknowledged the vulnerability and stated that low-risk patches have been available for EPYC products since July of the previous year [3]. Group 2: Haiguang's Immunity - Haiguang's CPU, which holds complete X86 licensing, has been noted for its natural immunity to the StackWarp vulnerability due to its proprietary CSV virtualization technology, which fundamentally differs from AMD's SEV-SNP [3][4]. - The article emphasizes that Haiguang's CSV3 technology has effectively closed the attack vectors that StackWarp exploits, showcasing the importance of domestic innovation in CPU security [4]. Group 3: Domestic Innovation and Security - The article discusses the significance of genuine innovation versus mere imitation in the context of domestic chip development, particularly for Haiguang's X86 localization efforts [6]. - Haiguang has independently completed multiple product iterations and established a sustainable C86 technology roadmap, which has led to enhanced performance and security features [6][7]. - The C86 architecture has been designed to inherently support security algorithms and has shown resilience against various vulnerabilities that affect other X86 chips, thereby validating the value of domestic technological self-reliance [7].