CVE-2023-3389
גבוהה 7.8
תיאור (מקור, אנגלית)
A use-after-free vulnerability in the Linux Kernel io_uring subsystem can be exploited to achieve local privilege escalation. Racing a io_uring cancel poll request with a linked timeout can cause a UAF in a hrtimer. We recommend upgrading past commit ef7dfac51d8ed961b742218f526bd589f3900a59 (4716c73b188566865bdd79c3a6709696a224ac04 for 5.10 stable and 0e388fce7aec40992eadee654193cad345d62663 for 5.15 stable).
מדדים
- CVSS 3.1
-
7.8 (HIGH)
מקור הציון: NVD
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H - CWE
- CWE-416
מוצרים מושפעים
linux: linux kernel; canonical: ubuntu linux; debian: debian linux
קישורים
- https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git/commit/?h=lin… Mailing ListPatch
- https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git/commit/?h=lin… Mailing ListPatch
- https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=… Mailing ListPatch
- https://kernel.dance/0e388fce7aec40992eadee654193cad345d62663 Patch
- https://kernel.dance/4716c73b188566865bdd79c3a6709696a224ac04 Patch
- https://kernel.dance/ef7dfac51d8ed961b742218f526bd589f3900a59 Patch
- https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git/commit/?h=lin… Mailing ListPatch
- https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git/commit/?h=lin… Mailing ListPatch
- https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=… Mailing ListPatch
- https://kernel.dance/0e388fce7aec40992eadee654193cad345d62663 Patch