7.8
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 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: vt: stabilize tty reference in kbd_keycode with tty_port_tty_get kbd_keycode() reads vc->port.tty without acquiring a tty reference, racing against con_shutdown() which clears port.tty under a different lock. Use tty_port_tty_get()/tty_kref_put() to hold a proper reference for the duration the tty pointer is needed.
Засегнати продукти
- Linux Linux: 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 преди b84fd400f80adf4d1c88fbce50ae1cf2f8119e65; 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 преди 38400673c9bfb39cfc87539e1a072087e98f4e4f; 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 преди cab5a342f0589334046741006d8a280514f94235; 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 преди 38a0aa593ebc275aea6f79534d07f44e43768ce6; 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 преди 3f6b1d3fcfc26dc3fc85262f753439df93b055b4; 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 преди b664592e9ba8c47c9e23408db7ba52eb9f946c8a; 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 преди cc4a1a2ce0c58eafd477effb055863935260ddc1; 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 преди e25d47a526939ad44b75f778b8a7500562b84fc1
- Linux Linux: 2.6.12; преди 2.6.12; 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-2026-74675
- https://nvd.nist.gov/vuln/detail/CVE-2026-74675
- https://git.kernel.org/stable/c/b84fd400f80adf4d1c88fbce50ae1cf2f8119e65
- https://git.kernel.org/stable/c/38400673c9bfb39cfc87539e1a072087e98f4e4f
- https://git.kernel.org/stable/c/cab5a342f0589334046741006d8a280514f94235
- https://git.kernel.org/stable/c/38a0aa593ebc275aea6f79534d07f44e43768ce6
- https://git.kernel.org/stable/c/3f6b1d3fcfc26dc3fc85262f753439df93b055b4
- https://git.kernel.org/stable/c/b664592e9ba8c47c9e23408db7ba52eb9f946c8a
- https://git.kernel.org/stable/c/cc4a1a2ce0c58eafd477effb055863935260ddc1
- https://git.kernel.org/stable/c/e25d47a526939ad44b75f778b8a7500562b84fc1