CVE-2024-42075

MEDIUM EPSS 11.2%
Published Jul 29, 20241y ago · Modified Jun 17, 20261w ago
5.5 CVSS 3.1
Medium
Find Similar
Published Jul 29, 2024 1y ago
Last Modified Jun 17, 2026 1w ago

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 Details

Base Score
5.5
Exploitability
1.8
Impact
3.6
Vector string
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
Attack Vector Local
Attack Complexity Low
Privileges Required Low
User Interaction None
Scope Unchanged
Confidentiality None
Integrity None
Availability High

Threat Intelligence

EPSS Exploit Probability
11.2% percentile
Exploit & Patch Status
No Known Exploit
Patch Available

Weaknesses 1

CWE-416 Use After Free Memory Safety

Affected Products 2

VendorProductVersionRange
linuxlinux_kernel* <6.9
linuxlinux_kernel*≥6.9.1  –  <6.9.8

References 2

  • git.kernel.org https://git.kernel.org/stable/c/87496a1b01e8e2e399428c0db25e106f7961d01e
    Patch
  • git.kernel.org https://git.kernel.org/stable/c/b90d77e5fd784ada62ddd714d15ee2400c28e1cf
    Patch

Remediation

  • git.kernel.org https://git.kernel.org/stable/c/87496a1b01e8e2e399428c0db25e106f7961d01e
    Patch
  • git.kernel.org https://git.kernel.org/stable/c/b90d77e5fd784ada62ddd714d15ee2400c28e1cf
    Patch