CVE-2017-2616

NameCVE-2017-2616
DescriptionA race condition was found in util-linux before 2.32.1 in the way su handled the management of child processes. A local authenticated attacker could use this flaw to kill other processes with root privileges under specific conditions.
SourceCVE (at NVD; CERT, LWN, oss-sec, fulldisc, Red Hat, Ubuntu, Gentoo, SUSE bugzilla/CVE, GitHub advisories/code/issues, web search, more)
ReferencesDLA-838-1, DSA-3793-1
Debian Bugs855943

Vulnerable and fixed packages

The table below lists information on source packages.

Source PackageReleaseVersionStatus
coreutils (PTS)buster8.30-3fixed
bullseye8.32-4fixed
bookworm9.1-1fixed
trixie9.4-3fixed
sid9.4-3.1fixed
shadow (PTS)buster1:4.5-1.1fixed
bullseye1:4.8.1-1fixed
bookworm1:4.13+dfsg1-1fixed
sid, trixie1:4.13+dfsg1-4fixed
util-linux (PTS)buster2.33.1-0.1fixed
bullseye (security), bullseye2.36.1-8+deb11u1fixed
bookworm2.38.1-5fixed
trixie2.39.3-6fixed
sid2.39.3-11fixed

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

PackageTypeReleaseFixed VersionUrgencyOriginDebian Bugs
coreutilssource(unstable)8.20-1unimportant
shadowsourcewheezy1:4.1.5.1-1+deb7u1DLA-838-1
shadowsourcejessie1:4.2-3+deb8u3DSA-3793-1
shadowsource(unstable)1:4.4-4855943
util-linuxsource(unstable)2.29.2-1unimportant

Notes

https://github.com/shadow-maint/shadow/commit/08fd4b69e84364677a10e519ccb25b71710ee686
https://github.com/karelzak/util-linux/commit/dffab154d29a288aa171ff50263ecc8f2e14a891
Coreutils: Removed from source in https://git.savannah.gnu.org/cgit/coreutils.git/commit/?id=928dd737
and not installed by default since 2007.

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