CVE-2020-14356

NameCVE-2020-14356
DescriptionA flaw null pointer dereference in the Linux kernel cgroupv2 subsystem in versions before 5.7.10 was found in the way when reboot the system. A local user could use this flaw to crash the system or escalate their privileges on the system.
SourceCVE (at NVD; CERT, LWN, oss-sec, fulldisc, Red Hat, Ubuntu, Gentoo, SUSE bugzilla/CVE, GitHub advisories/code/issues, web search, more)
ReferencesDLA-2385-1, DLA-2420-1
Debian Bugs966846

Vulnerable and fixed packages

The table below lists information on source packages.

Source PackageReleaseVersionStatus
linux (PTS)buster4.19.249-2fixed
buster (security)4.19.289-2fixed
bullseye5.10.197-1fixed
bullseye (security)5.10.191-1fixed
bookworm6.1.66-1fixed
bookworm (security)6.1.52-1fixed
sid, trixie6.5.13-1fixed

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

PackageTypeReleaseFixed VersionUrgencyOriginDebian Bugs
linuxsourcestretch4.9.240-1DLA-2420-1
linuxsourcebuster4.19.146-1
linuxsource(unstable)5.7.10-1966846
linux-4.19sourcestretch4.19.146-1~deb9u1DLA-2385-1

Notes

Fixed by: https://git.kernel.org/linus/ad0f75e5f57ccbceec13274e1e242f2b5a6397ed

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