CVE-2024-50131
HIGH severity · CVSS 7.3 · Buffer overflow
7.3CVSS HIGH
Summary
In the Linux kernel, the following vulnerability has been resolved: tracing: Consider the NULL character when validating the event length strlen() returns a string length excluding the null byte. If the string length equals to the maximum buffer length, the buffer will have no space for the NULL terminating character. This commit checks this condition and returns failure for it.
Impact & exploitability
Attack vectorLocal
Attack complexityLow
Privileges requiredLow
User interactionNone
Confidentiality impactHigh
Integrity impactLow
Availability impactHigh
Exploit probability (EPSS)0%
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:L/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/0b6e2e22cb23105fcb171ab92f0f7516c69c8471 ↗
Additional information
- NVD record
- https://git.kernel.org/stable/c/0b6e2e22cb23105fcb171ab92f0f7516c69c8471Patch
- https://git.kernel.org/stable/c/5fd942598ddeed9a212d1ff41f9f5b47bcc990a7Patch
- https://git.kernel.org/stable/c/a14a075a14af8d622c576145455702591bdde09dPatch
- https://git.kernel.org/stable/c/b86b0d6eea204116e4185acc35041ca4ff11a642Patch
- https://git.kernel.org/stable/c/f4ed40d1c669bba1a54407d8182acdc405683f29Patch
- https://git.kernel.org/stable/c/02874ca52df2ca2423ba6122039315ed61c25972
- https://git.kernel.org/stable/c/5e3231b352725ff4a3a0095e6035af674f2d8725
- https://lists.debian.org/debian-lts-announce/2025/01/msg00001.html