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CVE-2023-52939 Detail

Description

In the Linux kernel, the following vulnerability has been resolved: mm: memcg: fix NULL pointer in mem_cgroup_track_foreign_dirty_slowpath() As commit 18365225f044 ("hwpoison, memcg: forcibly uncharge LRU pages"), hwpoison will forcibly uncharg a LRU hwpoisoned page, the folio_memcg could be NULl, then, mem_cgroup_track_foreign_dirty_slowpath() could occurs a NULL pointer dereference, let's do not record the foreign writebacks for folio memcg is null in mem_cgroup_track_foreign_dirty() to fix it.


Metrics

NVD enrichment efforts reference publicly available information to associate vector strings. CVSS information contributed by other sources is also displayed.
CVSS 3.x Severity and Vector Strings:

NIST CVSS score
NIST: NVD
Base Score:  5.5 MEDIUM
Vector:  CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

References to Advisories, Solutions, and Tools

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Hyperlink Resource
https://git.kernel.org/stable/c/ac86f547ca1002aec2ef66b9e64d03f45bbbfbb9 Patch 
https://git.kernel.org/stable/c/b79ba5953f6fdc5559389ad415620bffc24f024b Patch 

Weakness Enumeration

CWE-ID CWE Name Source
CWE-476 NULL Pointer Dereference cwe source acceptance level NIST  

Known Affected Software Configurations Switch to CPE 2.2

Configuration 1 ( hide )
 cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*
   Show Matching CPE(s)
From (including)
5.4
Up to (excluding)
6.1.11
 cpe:2.3:o:linux:linux_kernel:6.2:rc1:*:*:*:*:*:*
   Show Matching CPE(s)
 cpe:2.3:o:linux:linux_kernel:6.2:rc2:*:*:*:*:*:*
   Show Matching CPE(s)
 cpe:2.3:o:linux:linux_kernel:6.2:rc3:*:*:*:*:*:*
   Show Matching CPE(s)
 cpe:2.3:o:linux:linux_kernel:6.2:rc4:*:*:*:*:*:*
   Show Matching CPE(s)
 cpe:2.3:o:linux:linux_kernel:6.2:rc5:*:*:*:*:*:*
   Show Matching CPE(s)
 cpe:2.3:o:linux:linux_kernel:6.2:rc6:*:*:*:*:*:*
   Show Matching CPE(s)

Denotes Vulnerable Software
Are we missing a CPE here? Please let us know.

Change History

2 change records found show changes

Quick Info

CVE Dictionary Entry:
CVE-2023-52939
NVD Published Date:
03/27/2025
NVD Last Modified:
04/15/2025
Source:
kernel.org