CVE-2020-29368

State: Published
Severity: Not scored
Published: Nov 28, 2020
Updated: Aug 4, 2024
Reserved: Nov 28, 2020

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.

Scores

The record has no CVSS score.

Weaknesses

The record names no weakness.

Affected Products

Product	Versions
n/an/a	n/aAffected

References

https://cdn.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.7.5
https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=c444eb564fb16645c172d550359cb3d75fe8a040
https://bugs.chromium.org/p/project-zero/issues/detail?id=2045
https://security.netapp.com/advisory/ntap-20210108-0002/

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