CVE-2022-50512

  1. OpenCVE
  2. Vulnerabilities (CVE)
  3. CVE-2022-50512
In the Linux kernel, the following vulnerability has been resolved: ext4: fix potential memory leak in ext4_fc_record_regions() As krealloc may return NULL, in this case 'state->fc_regions' may not be freed by krealloc, but 'state->fc_regions' already set NULL. Then will lead to 'state->fc_regions' memory leak.

5.5 /10

CVSS v3 : MEDIUM

V3 Legend

Vector :

Exploitability : 1.8 / Impact : 3.6

Attack Vector LOCAL

Attack Complexity LOW

Privileges Required LOW

User Interaction NONE

Confidentiality Impact NONE

Integrity Impact NONE

Availability Impact HIGH

Scope UNCHANGED

References
Link Resource
https://git.kernel.org/stable/c/2cfb769d60a2a57eb3566765428b6131cd16dcfe Patch
https://git.kernel.org/stable/c/417b0455a0b6d0f60a2930592731d1f8340e24be Patch
https://git.kernel.org/stable/c/518566e71ad86b7c2f1bf6d9caee9588bb7ac158 Patch
https://git.kernel.org/stable/c/7069d105c1f15c442b68af43f7fde784f3126739 Patch
https://git.kernel.org/stable/c/a4058b869e6c5e517c79e30532a350d0f3115c3e Patch
Configurations

Configuration 1 (hide)

OR cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*
History

05 Feb 2026, 15:19

Type Values Removed Values Added
CVSS v2 : unknown
v3 : unknown 		v2 : unknown
v3 : 5.5
CWE CWE-401
First Time Linux
Linux linux Kernel
CPE cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*
References () https://git.kernel.org/stable/c/2cfb769d60a2a57eb3566765428b6131cd16dcfe - () https://git.kernel.org/stable/c/2cfb769d60a2a57eb3566765428b6131cd16dcfe - Patch
References () https://git.kernel.org/stable/c/417b0455a0b6d0f60a2930592731d1f8340e24be - () https://git.kernel.org/stable/c/417b0455a0b6d0f60a2930592731d1f8340e24be - Patch
References () https://git.kernel.org/stable/c/518566e71ad86b7c2f1bf6d9caee9588bb7ac158 - () https://git.kernel.org/stable/c/518566e71ad86b7c2f1bf6d9caee9588bb7ac158 - Patch
References () https://git.kernel.org/stable/c/7069d105c1f15c442b68af43f7fde784f3126739 - () https://git.kernel.org/stable/c/7069d105c1f15c442b68af43f7fde784f3126739 - Patch
References () https://git.kernel.org/stable/c/a4058b869e6c5e517c79e30532a350d0f3115c3e - () https://git.kernel.org/stable/c/a4058b869e6c5e517c79e30532a350d0f3115c3e - Patch

07 Oct 2025, 16:15

Type Values Removed Values Added
New CVE
Information

Published : 2025-10-07 16:15

Updated : 2026-02-05 15:19

NVD link : CVE-2022-50512

Mitre link : CVE-2022-50512

CVE.ORG link : CVE-2022-50512

JSON object : View

Products Affected

linux

  • linux_kernel
CWE
CWE-401

Missing Release of Memory after Effective Lifetime