CVE-2020-14351

NameCVE-2020-14351
DescriptionA flaw was found in the Linux kernel. A use-after-free memory flaw was found in the perf subsystem allowing a local attacker with permission to monitor perf events to corrupt memory and possibly escalate privileges. The highest threat from this vulnerability is to data confidentiality and integrity as well as system availability.
SourceCVE (at NVD; CERT, LWN, oss-sec, fulldisc, Red Hat, Ubuntu, Gentoo, SUSE bugzilla/CVE, GitHub advisories/code/issues, web search, more)
ReferencesDLA-2483-1, DLA-2494-1

Vulnerable and fixed packages

The table below lists information on source packages.

Source PackageReleaseVersionStatus
linux (PTS)bullseye (security), bullseye5.10.223-1fixed
bookworm6.1.106-3fixed
bookworm (security)6.1.99-1fixed
trixie6.10.11-1fixed
sid6.10.12-1fixed

The information below is based on the following data on fixed versions.

PackageTypeReleaseFixed VersionUrgencyOriginDebian Bugs
linuxsourcestretch4.9.246-1DLA-2494-1
linuxsourcebuster4.19.160-1
linuxsource(unstable)5.9.6-1
linux-4.19sourcestretch4.19.160-2~deb9u1DLA-2483-1

Notes

https://lore.kernel.org/lkml/20200910104153.1672460-1-jolsa@kernel.org/

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