10.0
CVSS 3.1
Няма данни
Вероятност да бъде експлоатирана в следващите 30 дни (EPSS)
Няма потвърждение
Атакува се
Няма данни
Време до експлоатация
Атакува се по мрежата, без особени условия, без вход и без действие от потребителя.
- Експлоатация: няма данни за експлоатация
- Атаката може да се автоматизира
Описание
Оригинално описание
In the Linux kernel, the following vulnerability has been resolved: udp: fix potential use-after-free in tunnel segmentation __skb_udp_tunnel_segment() gets the UDP header before ensuring the tunnel header is in the skb head. If the pull reallocates skb->head, the saved UDP header pointer is no longer valid. Get the UDP header after the pull to avoid a potential use-after-free.
Засегнати продукти
- Linux Linux: dbef491ebe7f3a4fb1b9111878b86a426fd540b7 преди 6a733a38b983d8c2e222f13968209010cf44de87; dbef491ebe7f3a4fb1b9111878b86a426fd540b7 преди 19d89b13a43640b2da2f277ee462d919d988cb6f; dbef491ebe7f3a4fb1b9111878b86a426fd540b7 преди b3df61bb745eb5201eac22679a2839d4ccbf3442; dbef491ebe7f3a4fb1b9111878b86a426fd540b7 преди 1ae134c012e10384cdac420b5cc6e0615cde0b55; dbef491ebe7f3a4fb1b9111878b86a426fd540b7 преди 5161e67c561c4f28a5d9335a6e859b02511de92b; dbef491ebe7f3a4fb1b9111878b86a426fd540b7 преди 64d322c288577793eedd352b96ef75234ed380fe; dbef491ebe7f3a4fb1b9111878b86a426fd540b7 преди 588d4a6795d99d080f74ef0b5f391ea8c453ae5d; dbef491ebe7f3a4fb1b9111878b86a426fd540b7 преди d0f86fb36eb260abd10007b62c9dcc1028e03e61
- Linux Linux: 4.6; преди 4.6; 5.10.265 до 5.10.*; 5.15.216 до 5.15.*; 6.1.183 до 6.1.*; 6.6.152 до 6.6.*; 6.12.104 до 6.12.*; 6.18.45 до 6.18.*; 7.1.9 до 7.1.*; от 7.2 нататък
История
- 22 август 2026 Публикувано
Други уязвимости в Linux Linux
Първоизточници
- https://www.cve.org/CVERecord?id=CVE-2026-74705
- https://nvd.nist.gov/vuln/detail/CVE-2026-74705
- https://git.kernel.org/stable/c/6a733a38b983d8c2e222f13968209010cf44de87
- https://git.kernel.org/stable/c/19d89b13a43640b2da2f277ee462d919d988cb6f
- https://git.kernel.org/stable/c/b3df61bb745eb5201eac22679a2839d4ccbf3442
- https://git.kernel.org/stable/c/1ae134c012e10384cdac420b5cc6e0615cde0b55
- https://git.kernel.org/stable/c/5161e67c561c4f28a5d9335a6e859b02511de92b
- https://git.kernel.org/stable/c/64d322c288577793eedd352b96ef75234ed380fe
- https://git.kernel.org/stable/c/588d4a6795d99d080f74ef0b5f391ea8c453ae5d
- https://git.kernel.org/stable/c/d0f86fb36eb260abd10007b62c9dcc1028e03e61