An issue was discovered in __split_huge_pmd in mm/huge_memory.c in the Linux kernel before 5.7.5. The copy-on-write implementation can grant unintended write access because of a race condition in a THP mapcount check, aka CID-c444eb564fb1.
History

No history.

cve-icon MITRE

Status: PUBLISHED

Assigner: mitre

Published: 2020-11-28T06:20:26

Updated: 2024-08-04T16:48:01.651Z

Reserved: 2020-11-28T00:00:00

Link: CVE-2020-29368

cve-icon Vulnrichment

No data.

cve-icon NVD

Status : Modified

Published: 2020-11-28T07:15:11.460

Modified: 2024-11-21T05:23:55.457

Link: CVE-2020-29368

cve-icon Redhat

Severity : Moderate

Publid Date: 2020-06-03T00:00:00Z

Links: CVE-2020-29368 - Bugzilla