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.
Описание
Оригинално описание
In the Linux kernel, the following vulnerability has been resolved: media: iris: Fix use-after-free in iris_release_internal_buffers() The recent change in commit 1dabf00ee206 ("media: iris: gen1: Destroy internal buffers after FW releases") introduced a regression where session_release_buf() may free the buffer. The caller, iris_release_internal_buffers(), continued to access `buffer` after the call, leading to a potential use-after-free. Fix this by setting BUF_ATTR_PENDING_RELEASE before calling session_release_buf(), and reverting the flag if the call fails. This ensures no dereference occurs after potential freeing.
Засегнати продукти
- Linux Linux: 7cde76db8883ec8a3d1456068079ecadbfb15ca5 преди dd24998a4a4016fb9921916024399bd80f0d45c6; 1dabf00ee206eceb0f08a1fe5d1ce635f9064338 преди 18c64439f249859b6140f7bf8bcf95c8ed841f28; 1dabf00ee206eceb0f08a1fe5d1ce635f9064338 преди f27cfdcfc916bb59297825805f4c3499f89f9e76; d4457f23ac0130240053a34be663f0fade3bb371; 6.18.16 преди 6.18.32; 6.19.6 преди 6.20
- Linux Linux: 7.0; преди 7.0; 6.18.32 до 6.18.*; 7.0.9 до 7.0.*; от 7.1 нататък
История
- 28 май 2026 Публикувано
Други уязвимости в Linux Linux
Първоизточници
- https://www.cve.org/CVERecord?id=CVE-2026-46240
- https://nvd.nist.gov/vuln/detail/CVE-2026-46240
- https://git.kernel.org/stable/c/dd24998a4a4016fb9921916024399bd80f0d45c6
- https://git.kernel.org/stable/c/18c64439f249859b6140f7bf8bcf95c8ed841f28
- https://git.kernel.org/stable/c/f27cfdcfc916bb59297825805f4c3499f89f9e76