CVE-2023-52939
- Source
- https://nvd.nist.gov/vuln/detail/CVE-2023-52939
- Import Source
- https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2023-52939.json
- JSON Data
- https://api.osv.dev/v1/vulns/CVE-2023-52939
- Downstream
- Related
- Published
- 2025-03-27T17:15:43Z
- Modified
- 2025-10-01T18:15:33Z
- Severity
-
- 5.5 (Medium) CVSS_V3 - CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H CVSS Calculator
- Summary
- [none]
- Details
-
In the Linux kernel, the following vulnerability has been resolved:
mm: memcg: fix NULL pointer in memcgrouptrackforeigndirty_slowpath()
As commit 18365225f044 ("hwpoison, memcg: forcibly uncharge LRU pages"), hwpoison will forcibly uncharg a LRU hwpoisoned page, the foliomemcg could be NULl, then, memcgrouptrackforeigndirtyslowpath() could occurs a NULL pointer dereference, let's do not record the foreign writebacks for folio memcg is null in memcgrouptrackforeigndirty() to fix it.
- References