Security Advisory

CVE-2020-29368

CVE vulnerability detail — eXtreme Datacenter Security Operations

Published 2020-11-28 06:20:26

Last updated 2024-08-04 16:48:01

Assigner mitre

State PUBLISHED

Description

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.

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