CVE-2024-53099
HIGH severity · CVSS 7.1 · Out-of-bounds read
7.1CVSS HIGH
Summary
In the Linux kernel, the following vulnerability has been resolved: bpf: Check validity of link->type in bpf_link_show_fdinfo() If a newly-added link type doesn't invoke BPF_LINK_TYPE(), accessing bpf_link_type_strs[link->type] may result in an out-of-bounds access. To spot such missed invocations early in the future, checking the validity of link->type in bpf_link_show_fdinfo() and emitting a warning when such invocations are missed.
Impact & exploitability
Attack vectorLocal
Attack complexityLow
Privileges requiredLow
User interactionNone
Confidentiality impactHigh
Integrity impactNone
Availability impactHigh
Exploit probability (EPSS)0%
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:H
Affected products we track (1)
Recommendation
Apply the vendor fix promptly. Open any affected product above for its exact safe version.
Official patch: https://git.kernel.org/stable/c/8421d4c8762bd022cb491f2f0f7019ef51b4f0a7 ↗
Additional information
- NVD record
- https://git.kernel.org/stable/c/8421d4c8762bd022cb491f2f0f7019ef51b4f0a7Patch
- https://git.kernel.org/stable/c/b3eb1b6a9f745d6941b345f0fae014dc8bb06d36Patch
- https://git.kernel.org/stable/c/d5092b0a1aaf35d77ebd8d33384d7930bec5cb5dPatch
- https://git.kernel.org/stable/c/24fec234d2ba9ca3c14e545ebe3fd6dcb47f074d
- https://git.kernel.org/stable/c/4e8074bb33d18f56af30a0252cb3606d27eb1c13
- https://git.kernel.org/stable/c/79f87a6ec39fb5968049a6775a528bf58b25c20a
- https://lists.debian.org/debian-lts-announce/2025/03/msg00001.html
- https://lists.debian.org/debian-lts-announce/2025/03/msg00002.html