CVE-2022-49362

HIGH EPSS 15.6%
Published Feb 26, 20251y ago · Modified Jun 17, 20261w ago
7.8 CVSS 3.1
High
Find Similar
Published Feb 26, 2025 1y ago
Last Modified Jun 17, 2026 1w ago

Description

In the Linux kernel, the following vulnerability has been resolved: NFSD: Fix potential use-after-free in nfsd_file_put() nfsd_file_put_noref() can free @nf, so don't dereference @nf immediately upon return from nfsd_file_put_noref().

CVSS Details

Base Score
7.8
Exploitability
1.8
Impact
5.9
Vector string
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Attack Vector Local
Attack Complexity Low
Privileges Required Low
User Interaction None
Scope Unchanged
Confidentiality High
Integrity High
Availability High

Threat Intelligence

EPSS Exploit Probability
15.6% percentile
Exploit & Patch Status
No Known Exploit
Patch Available

Weaknesses 1

CWE-416 Use After Free Memory Safety

Affected Products 2

VendorProductVersionRange
linuxlinux_kernel*≥5.18  –  <5.18.4
linuxlinux_kernel5.19any

References 4

  • git.kernel.org https://git.kernel.org/stable/c/261eabe19cb28e4a8587a4442d257b543d7c2d57
    Patch
  • git.kernel.org https://git.kernel.org/stable/c/333dcc94ebf53f79f3dc0e7a7c16700bc7ff7e57
    Patch
  • git.kernel.org https://git.kernel.org/stable/c/ada1757b259f353cade47037ee0a0249b4cddad3
    Patch
  • git.kernel.org https://git.kernel.org/stable/c/b6c71c66b0ad8f2b59d9bc08c7a5079b110bec01
    Patch

Remediation

  • git.kernel.org https://git.kernel.org/stable/c/261eabe19cb28e4a8587a4442d257b543d7c2d57
    Patch
  • git.kernel.org https://git.kernel.org/stable/c/333dcc94ebf53f79f3dc0e7a7c16700bc7ff7e57
    Patch
  • git.kernel.org https://git.kernel.org/stable/c/ada1757b259f353cade47037ee0a0249b4cddad3
    Patch
  • git.kernel.org https://git.kernel.org/stable/c/b6c71c66b0ad8f2b59d9bc08c7a5079b110bec01
    Patch