Alpaquita Linux
Security Advisory

CVE-2023-40791

Published: October 16, 2023Last modified: October 16, 2023

Description

extract_user_to_sg in lib/scatterlist.c in the Linux kernel before 6.4.12 fails to unpin pages in a certain situation, as demonstrated by a WARNING for try_grab_page.

Severity score breakdown

ParameterValue
Base score6.3
Attack VectorLOCAL
Attack complexityHIGH
Privileges requiredLOW
User interactionNONE
ScopeUNCHANGED
ConfidentialityNONE
Integrity impactHIGH
Availability impactHIGH
VectorCVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:N/I:H/A:H

Status

ProductReleasePackageStatus
Alpaquita LinuxStreamlinux-ltsNot affected (6.1.50-r0)

References

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