CVE-2022-49795

MEDIUM EPSS 3.7%
Published May 1, 20251y ago · Modified Jun 17, 20261w ago
5.5 CVSS 3.1
Medium
Find Similar
Published May 1, 2025 1y ago
Last Modified Jun 17, 2026 1w ago

Description

In the Linux kernel, the following vulnerability has been resolved: rethook: fix a potential memleak in rethook_alloc() In rethook_alloc(), the variable rh is not freed or passed out if handler is NULL, which could lead to a memleak, fix it. [Masami: Add "rethook:" tag to the title.] Acke-by: Masami Hiramatsu (Google) <mhiramat@kernel.org>

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
3.7% percentile
Exploit & Patch Status
No Known Exploit
Patch Available

Weaknesses 1

CWE-401

Affected Products 6

VendorProductVersionRange
linuxlinux_kernel*≥5.18  –  <6.0.10
linuxlinux_kernel6.1any
linuxlinux_kernel6.1any
linuxlinux_kernel6.1any
linuxlinux_kernel6.1any
linuxlinux_kernel6.1any

References 2

  • git.kernel.org https://git.kernel.org/stable/c/0a1ebe35cb3b7aa1f4b26b37e2a0b9ae68dc4ffb
    Patch
  • git.kernel.org https://git.kernel.org/stable/c/cbc5d1f9a8cc40ba2bc6779b36d2ea1f65bc027c
    Patch

Remediation

  • git.kernel.org https://git.kernel.org/stable/c/0a1ebe35cb3b7aa1f4b26b37e2a0b9ae68dc4ffb
    Patch
  • git.kernel.org https://git.kernel.org/stable/c/cbc5d1f9a8cc40ba2bc6779b36d2ea1f65bc027c
    Patch