CVSS 3.1
Вероятност да бъде експлоатирана в следващите 30 дни (EPSS)
Атакува се
Време до експлоатация
Атакува се локално, без особени условия, с обикновен потребителски вход и без действие от потребителя.
- Експлоатация: няма данни за експлоатация
- Атаката не може да се автоматизира
Описание
Оригинално описание
In the Linux kernel, the following vulnerability has been resolved: net/sched: cls_u32: use skb_header_pointer_careful() skb_header_pointer() does not fully validate negative @offset values. Use skb_header_pointer_careful() instead. GangMin Kim provided a report and a repro fooling u32_classify(): BUG: KASAN: slab-out-of-bounds in u32_classify+0x1180/0x11b0 net/sched/cls_u32.c:221
Засегнати продукти
- Linux Linux: fbc2e7d9cf49e0bf89b9e91fd60a06851a855c5d преди 66e4b63d61c15de6ca5332d9ca6db59a404d7136; fbc2e7d9cf49e0bf89b9e91fd60a06851a855c5d преди 29681ed51e737be14d18ecd1c304c57002e4b72c; fbc2e7d9cf49e0bf89b9e91fd60a06851a855c5d преди cfa745830e45ecb75c061aa34330ee0cac941cc7; fbc2e7d9cf49e0bf89b9e91fd60a06851a855c5d преди 13336a6239b9d7c6e61483017bb8bdfe3ceb10a5; fbc2e7d9cf49e0bf89b9e91fd60a06851a855c5d преди e41a23e61259f5526af875c3b86b3d42a9bae0e5; fbc2e7d9cf49e0bf89b9e91fd60a06851a855c5d преди 8a672f177ebe19c93d795fbe967846084fbc7943; fbc2e7d9cf49e0bf89b9e91fd60a06851a855c5d преди cabd1a976375780dabab888784e356f574bbaed8
- Linux Linux: 2.6.35; преди 2.6.35; 5.10.260 до 5.10.*; 5.15.209 до 5.15.*; 6.1.167 до 6.1.*; 6.6.124 до 6.6.*; 6.12.70 до 6.12.*; 6.18.10 до 6.18.*; от 6.19 нататък
Siemens: още 4 продукта, добавени от Siemens
SIMATIC S7-1500 CPU 1518-4 PN/DP MFP, SIMATIC S7-1500 CPU 1518F-4 PN/DP MFP, SIMATIC S7-1500 TM MFP - GNU/Linux subsystem, SIPLUS S7-1500 CPU 1518-4 PN/DP MFP
Вид слабост
История
- 14 февруари 2026 Публикувано
Други уязвимости в Linux Linux
Първоизточници
- https://www.cve.org/CVERecord?id=CVE-2026-23204
- https://nvd.nist.gov/vuln/detail/CVE-2026-23204
- https://git.kernel.org/stable/c/66e4b63d61c15de6ca5332d9ca6db59a404d7136
- https://git.kernel.org/stable/c/29681ed51e737be14d18ecd1c304c57002e4b72c
- https://git.kernel.org/stable/c/cfa745830e45ecb75c061aa34330ee0cac941cc7
- https://git.kernel.org/stable/c/13336a6239b9d7c6e61483017bb8bdfe3ceb10a5
- https://git.kernel.org/stable/c/e41a23e61259f5526af875c3b86b3d42a9bae0e5
- https://git.kernel.org/stable/c/8a672f177ebe19c93d795fbe967846084fbc7943
- https://git.kernel.org/stable/c/cabd1a976375780dabab888784e356f574bbaed8
- https://cert-portal.siemens.com/productcert/html/ssa-082556.html
- https://cert-portal.siemens.com/productcert/html/ssa-019113.html
- https://cert-portal.siemens.com/productcert/html/ssa-457936.html
- https://cert-portal.siemens.com/productcert/html/ssa-784472.html