CVE-2022-39188

Note

for backports, see JannH's post to the stable list
for 5.4 kernels, two follow up commits are needed. in
upstream they are: b67fbebd4cf9 and b67fbebd4cf98, they were adjusted in
ubuntu kernel to match the needs.

Parameter	Value
Base score	4.7
Attack vector	Local
Attack complexity	High
Privileges required	Low
User interaction	None
Scope	Unchanged
Confidentiality	None
Integrity impact	None
Availability impact	High
Vector	CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:N/I:N/A:H

CVE-2022-39188

From the Ubuntu Security Team

Notes

Priority

Cvss 3 Severity Score

Status

Severity score breakdown

References

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Further reading

Package	Release	Status
linux Launchpad, Ubuntu, Debian	bionic	Released (4.15.0-201.212)
	focal	Released (5.4.0-136.153)
	jammy	Released (5.15.0-57.63)
	kinetic	Not vulnerable (5.19.0-15.15)
	lunar	Not vulnerable (5.19.0-21.21)
	mantic	Not vulnerable (6.2.0-20.20)
	trusty	Ignored (ESM criteria, was needed)
	upstream	Released (5.19~rc8)
	xenial	Released (4.4.0-239.273) Available with Ubuntu Pro or Ubuntu Pro (Infra-only)
	Patches: Introduced by 5f307be18b32aeff7bbad540c0d3897ecedbeb56 Fixed by b67fbebd4cf980aecbcc750e1462128bffe8ae15\|local-CVE-2022-39188-fix-1\|local-CVE-2022-39188-fix-2 Introduced by local-CVE-2022-39188-fix-1 Fixed by local-CVE-2022-39188-fix-2
linux-allwinner Launchpad, Ubuntu, Debian	bionic	Does not exist
	focal	Does not exist
	jammy	Does not exist
	kinetic	Not vulnerable
	lunar	Not vulnerable
	mantic	Does not exist
	trusty	Does not exist
	upstream	Released (5.19~rc8)
	xenial	Does not exist
linux-allwinner-5.19 Launchpad, Ubuntu, Debian	bionic	Does not exist
	focal	Does not exist
	jammy	Not vulnerable
	kinetic	Does not exist
	lunar	Does not exist
	mantic	Does not exist
	trusty	Does not exist
	upstream	Released (5.19~rc8)
	xenial	Does not exist
linux-aws Launchpad, Ubuntu, Debian	bionic	Released (4.15.0-1147.159)
	focal	Released (5.4.0-1093.101)
	jammy	Released (5.15.0-1027.31)
	kinetic	Not vulnerable (5.19.0-1005.5)
	lunar	Not vulnerable (5.19.0-1009.9)
	mantic	Not vulnerable (6.2.0-1003.3)
	trusty	Released (4.4.0-1117.123) Available with Ubuntu Pro or Ubuntu Pro (Infra-only)
	upstream	Released (5.19~rc8)
	xenial	Released (4.4.0-1155.170) Available with Ubuntu Pro or Ubuntu Pro (Infra-only)
linux-aws-5.0 Launchpad, Ubuntu, Debian	bionic	Ignored (superseded by linux-aws-5.3)
	focal	Does not exist
	jammy	Does not exist