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Оригинално описание
In the Linux kernel, the following vulnerability has been resolved: drm/vc4: fix krealloc() memory leak Don't just overwrite the original pointer passed to krealloc() with its return value without checking latter: MEM = krealloc(MEM, SZ, GFP); If krealloc() returns NULL, that erases the pointer to the still allocated memory, hence leaks this memory. Instead, use a temporary variable, check it's not NULL and only then assign it to the original pointer: TMP = krealloc(MEM, SZ, GFP); if (!TMP) return; MEM = TMP; While on it, use krealloc_array().
Засегнати продукти
- Linux Linux: 6d45c81d229d71da54d374143e7d6abad4c0cf31 преди 30165a09f76eaf34951c818eb5d9d6e4771d76f6; 6d45c81d229d71da54d374143e7d6abad4c0cf31 преди fd87d6966041e33ef7d2e5dc59f9a52b71c6ae5f; 6d45c81d229d71da54d374143e7d6abad4c0cf31 преди e0ce103e89d61eef70edc1d1ae3bfd4c0aacbc2e; 6d45c81d229d71da54d374143e7d6abad4c0cf31 преди c034aa0b1ba5f49cbdf8ef193d6ec714d74aac27; 6d45c81d229d71da54d374143e7d6abad4c0cf31 преди 02f5e4db57c0cdd7bac89d503b301a093a0fa95c; 6d45c81d229d71da54d374143e7d6abad4c0cf31 преди 4fc692dc6df5bc777cc1bcebf95179e28594875f; 6d45c81d229d71da54d374143e7d6abad4c0cf31 преди 5d563a5da8717629ae72f9eadf1e0e340bd1658b
- Linux Linux: 4.8; преди 4.8; 5.15.210 до 5.15.*; 6.1.176 до 6.1.*; 6.6.143 до 6.6.*; 6.12.94 до 6.12.*; 6.18.36 до 6.18.*; 7.0.13 до 7.0.*; 7.1 до *
История
- 25 юни 2026 Публикувано
Други уязвимости в Linux Linux
Първоизточници
- https://www.cve.org/CVERecord?id=CVE-2026-53213
- https://nvd.nist.gov/vuln/detail/CVE-2026-53213
- https://git.kernel.org/stable/c/30165a09f76eaf34951c818eb5d9d6e4771d76f6
- https://git.kernel.org/stable/c/fd87d6966041e33ef7d2e5dc59f9a52b71c6ae5f
- https://git.kernel.org/stable/c/e0ce103e89d61eef70edc1d1ae3bfd4c0aacbc2e
- https://git.kernel.org/stable/c/c034aa0b1ba5f49cbdf8ef193d6ec714d74aac27
- https://git.kernel.org/stable/c/02f5e4db57c0cdd7bac89d503b301a093a0fa95c
- https://git.kernel.org/stable/c/4fc692dc6df5bc777cc1bcebf95179e28594875f
- https://git.kernel.org/stable/c/5d563a5da8717629ae72f9eadf1e0e340bd1658b