CVE-2019-12614

NameCVE-2019-12614
DescriptionAn issue was discovered in dlpar_parse_cc_property in arch/powerpc/platforms/pseries/dlpar.c in the Linux kernel through 5.1.6. There is an unchecked kstrdup of prop->name, which might allow an attacker to cause a denial of service (NULL pointer dereference and system crash).
SourceCVE (at NVD; CERT, LWN, oss-sec, fulldisc, bugtraq, EDB, Metasploit, Red Hat, Ubuntu, Gentoo, SUSE bugzilla/CVE, Mageia, GitHub code/issues, web search, more)
NVD severityhigh (attack range: remote)

Vulnerable and fixed packages

The table below lists information on source packages.

Source PackageReleaseVersionStatus
linux (PTS)jessie3.16.56-1+deb8u1vulnerable
jessie (security)3.16.72-1vulnerable
stretch4.9.168-1vulnerable
stretch (security)4.9.168-1+deb9u5vulnerable
buster4.19.37-5vulnerable
buster (security)4.19.37-5+deb10u2vulnerable
bullseye4.19.37-6vulnerable
sid5.2.9-2vulnerable

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

PackageTypeReleaseFixed VersionUrgencyOriginDebian Bugs
linuxsource(unstable)(unfixed)unimportant

Notes

https://lkml.org/lkml/2019/6/3/526
This is a potential null pointer dereference that looks like it can
only be invoked by root or the hypervisor. Probably no security impact.

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