What’s Vulnerable › Vulnerabilities
CVE-2023-1611
- Severity: medium (CVSS 6.3 v3.1)
- Exploited in the wild: not listed in CISA KEV
- EPSS: 0.2% probability of exploitation in the next 30 days
- Public exploit or detection template: none known
- Published: 2023-04-03 · updated 2026-06-17
- Weakness: CWE-416
Description
A use-after-free flaw was found in btrfs_search_slot in fs/btrfs/ctree.c in btrfs in the Linux Kernel.This flaw allows an attacker to crash the system and possibly cause a kernel information lea
Affected products
- Fedoraproject Fedora: 36, 37
- Linux kernel: from 2.6.13 before 5.10.177; from 5.15 before 5.15.106; from 6.1 before 6.1.23; from 6.2 before 6.2.10; 2.6.12-rc2, 2.6.12-rc3, 2.6.12-rc4, 2.6.12-rc5, 2.6.12-rc6, 6.3 (+5) — fixed in 5.10.177, 5.15.106, 6.1.23, 6.2.10
How to fix
Upgrade to a fixed version: Linux kernel 5.10.177, 5.15.106, 6.1.23, 6.2.10. Check the vendor advisory for mitigations.
References
- https://bugzilla.redhat.com/show_bug.cgi?id=2181342
- https://github.com/torvalds/linux/commit/2f1a6be12ab6c8470d5776e68644726c94257c54
- https://lists.debian.org/debian-lts-announce/2023/05/msg00005.html
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/5QCM6XO4HSPLGR3DFYWFRIA3GCBIHZR4/
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/ZWECAZ7V7EPSXMINO6Q6KWNKDY2CO6ZW/
- https://lore.kernel.org/linux-btrfs/35b9a70650ea947387cf352914a8774b4f7e8a6f.1679481128.git.fdmanana%40suse.com/
- https://bugzilla.redhat.com/show_bug.cgi?id=2181342
- https://github.com/torvalds/linux/commit/2f1a6be12ab6c8470d5776e68644726c94257c54
- https://lists.debian.org/debian-lts-announce/2023/05/msg00005.html
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/5QCM6XO4HSPLGR3DFYWFRIA3GCBIHZR4/
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/ZWECAZ7V7EPSXMINO6Q6KWNKDY2CO6ZW/
- https://lore.kernel.org/linux-btrfs/35b9a70650ea947387cf352914a8774b4f7e8a6f.1679481128.git.fdmanana%40suse.com/
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