CVE-2022-50205

MEDIUM EPSS 10.4%
Published Jun 18, 20251y ago · Modified Jun 17, 20261w ago
5.5 CVSS 3.1
Medium
Find Similar
Published Jun 18, 2025 1y ago
Last Modified Jun 17, 2026 1w ago

Description

In the Linux kernel, the following vulnerability has been resolved: ext2: Add more validity checks for inode counts Add checks verifying number of inodes stored in the superblock matches the number computed from number of inodes per group. Also verify we have at least one block worth of inodes per group. This prevents crashes on corrupted filesystems.

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
10.4% percentile
Exploit & Patch Status
No Known Exploit
Patch Available

Affected Products 7

VendorProductVersionRange
linuxlinux_kernel* <4.14.291
linuxlinux_kernel*≥4.15  –  <4.19.256
linuxlinux_kernel*≥4.20  –  <5.4.211
linuxlinux_kernel*≥5.5  –  <5.10.137
linuxlinux_kernel*≥5.11  –  <5.15.61
linuxlinux_kernel*≥5.16  –  <5.18.18
linuxlinux_kernel*≥5.19  –  <5.19.2

References 8

  • git.kernel.org https://git.kernel.org/stable/c/07303a9abe3a997d9864fb4315e34b5acfe8fc25
    Patch
  • git.kernel.org https://git.kernel.org/stable/c/0bcdc31094a12b4baf59e241feabc9787cf635fa
    Patch
  • git.kernel.org https://git.kernel.org/stable/c/5e63c5fe9123fa76ffaeff26c211308736ec3a07
    Patch
  • git.kernel.org https://git.kernel.org/stable/c/7a48fdc88a3c35e046a6a0a38eba00f21c65b16e
    Patch
  • git.kernel.org https://git.kernel.org/stable/c/96b18d3a1be0354ccce43f0ef61b5a3d7e432552
    Patch
  • git.kernel.org https://git.kernel.org/stable/c/b3f423683818cfe15de14d5d9dff44148ff16bbf
    Patch
  • git.kernel.org https://git.kernel.org/stable/c/d08bb199a406424a8ed0009efdf41710e6d849ee
    Patch
  • git.kernel.org https://git.kernel.org/stable/c/fa78f336937240d1bc598db817d638086060e7e9
    Patch

Remediation

  • git.kernel.org https://git.kernel.org/stable/c/07303a9abe3a997d9864fb4315e34b5acfe8fc25
    Patch
  • git.kernel.org https://git.kernel.org/stable/c/0bcdc31094a12b4baf59e241feabc9787cf635fa
    Patch
  • git.kernel.org https://git.kernel.org/stable/c/5e63c5fe9123fa76ffaeff26c211308736ec3a07
    Patch
  • git.kernel.org https://git.kernel.org/stable/c/7a48fdc88a3c35e046a6a0a38eba00f21c65b16e
    Patch
  • git.kernel.org https://git.kernel.org/stable/c/96b18d3a1be0354ccce43f0ef61b5a3d7e432552
    Patch
  • git.kernel.org https://git.kernel.org/stable/c/b3f423683818cfe15de14d5d9dff44148ff16bbf
    Patch
  • git.kernel.org https://git.kernel.org/stable/c/d08bb199a406424a8ed0009efdf41710e6d849ee
    Patch
  • git.kernel.org https://git.kernel.org/stable/c/fa78f336937240d1bc598db817d638086060e7e9
    Patch