vulnerability
Ubuntu: (Multiple Advisories) (CVE-2020-29368): Linux kernel (OEM) vulnerabilities
| Severity | CVSS | Published | Added | Modified |
|---|---|---|---|---|
| 7 | (AV:L/AC:M/Au:N/C:C/I:C/A:C) | Nov 28, 2020 | Feb 26, 2021 | Aug 18, 2025 |
Severity
7
CVSS
(AV:L/AC:M/Au:N/C:C/I:C/A:C)
Published
Nov 28, 2020
Added
Feb 26, 2021
Modified
Aug 18, 2025
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.
Solutions
ubuntu-upgrade-linux-image-5-6-0-1048-oemubuntu-upgrade-linux-image-oem-20-04
References
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