What’s Vulnerable › Vulnerabilities
CVE-2023-52429
- Severity: medium (CVSS 5.5 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: 2024-02-12 · updated 2026-06-17
- Weakness: CWE-754
Description
dm_table_create in drivers/md/dm-table.c in the Linux kernel through 6.7.4 can attempt to (in alloc_targets) allocate more than INT_MAX bytes, and crash, because of a missing check for struct dm_ioctl.target_count.
Affected products
- Fedoraproject Fedora: 38, 39
- Linux kernel: before 5.10.210; from 5.11.0 before 5.15.149; from 5.16.0 before 6.1.79; from 6.2.0 before 6.6.18; from 6.7.0 before 6.7.6 — fixed in 5.10.210, 5.15.149, 6.1.79, 6.6.18, 6.7.6
How to fix
Upgrade to a fixed version: Linux kernel 5.10.210, 5.15.149, 6.1.79, 6.6.18. Check the vendor advisory for mitigations.
References
- https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=bd504bcfec41a503b32054da5472904b404341a4
- https://lists.debian.org/debian-lts-announce/2024/06/msg00017.html
- https://lists.debian.org/debian-lts-announce/2024/06/msg00020.html
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/3LZROQAX7Q7LEP4F7WQ3KUZKWCZGFFP2/
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/GS7S3XLTLOUKBXV67LLFZWB3YVFJZHRK/
- https://www.spinics.net/lists/dm-devel/msg56625.html
- https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=bd504bcfec41a503b32054da5472904b404341a4
- https://lists.debian.org/debian-lts-announce/2024/06/msg00017.html
- https://lists.debian.org/debian-lts-announce/2024/06/msg00020.html
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/3LZROQAX7Q7LEP4F7WQ3KUZKWCZGFFP2/
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/GS7S3XLTLOUKBXV67LLFZWB3YVFJZHRK/
- https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/3LZROQAX7Q7LEP4F7WQ3KUZKWCZGFFP2/
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