VulnerabilityModified
CVE-2024-42075
In the Linux kernel, the following vulnerability has been resolved: bpf: Fix remap of arena.
MEDIUM 5.5EPSS 0.22%
Does this matter?
Lower severity and a low EPSS score (0.22%). Track it; it rarely justifies an emergency change on its own.
Description
In the Linux kernel, the following vulnerability has been resolved: bpf: Fix remap of arena. The bpf arena logic didn't account for mremap operation. Add a refcnt for multiple mmap events to prevent use-after-free in arena_vm_close.
- CVSS 3.1
- 5.5 MEDIUMCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
- EPSS
- 0.22% probability · 12th percentile
- CISA KEV
- Not listed
- Weakness
- CWE-416
- Affected
- linux/linux kernel
- Source
- 416baaa9-dc9f-4396-8d5f-8c081fb06d67
References
- https://git.kernel.org/stable/c/87496a1b01e8e2e399428c0db25e106f7961d01ePatch
- https://git.kernel.org/stable/c/b90d77e5fd784ada62ddd714d15ee2400c28e1cfPatch
- https://git.kernel.org/stable/c/87496a1b01e8e2e399428c0db25e106f7961d01ePatch
- https://git.kernel.org/stable/c/b90d77e5fd784ada62ddd714d15ee2400c28e1cfPatch
Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.