CNNVD-202512-749 Information
CNNVD ID
CNNVD-202512-749
Related CVE
- CNNVD Published: 2025-12-06
Description (Chinese)
Linux kernel是美国Linux基金会的开源操作系统Linux所使用的内核。 Linux kernel存在安全漏洞，该漏洞源于未检查dentry.stream.valid_size是否为负值，可能导致拒绝服务攻击。
Description (English)
Linux Kernel is the kernel used by Linux, the Open Source Operator System of the Linux Foundation of the United States. There is a security loophole in Linux Kernel, which stems from the failure to check whether the Dentry.stream.valid size is negative and could lead to a denial of service attack.
Hazard Level
High
Vulnerability Type
其他
Affected Vendor
Linux
Published
2025-12-06
Last Modified
2026-02-24
References
https://git.kernel.org/stable/c/204b1b02ee018ba52ad2ece21fe3a8643d66a1b2 https://git.kernel.org/stable/c/82ebecdc74ff555daf70b811d854b1f32a296bea https://git.kernel.org/stable/c/6c627bcc1896ba62ec793d0c00da74f3c93ce3ad https://access.redhat.com/security/cve/cve-2025-40287 https://msrc.microsoft.com/update-guide/vulnerability/CVE-2025-40287 https://vigilance.fr/vulnerability/Linux-kernel-multiple-vulnerabilities-dated-08-12-2025-49010