CVE-2016-7543

NameCVE-2016-7543
DescriptionBash before 4.4 allows local users to execute arbitrary commands with root privileges via crafted SHELLOPTS and PS4 environment variables.
SourceCVE (at NVD; CERT, LWN, oss-sec, fulldisc, Red Hat, Ubuntu, Gentoo, SUSE bugzilla/CVE, GitHub advisories/code/issues, web search, more)
ReferencesDLA-680-1

Vulnerable and fixed packages

The table below lists information on source packages.

Source PackageReleaseVersionStatus
bash (PTS)buster5.0-4fixed
bullseye5.1-2+deb11u1fixed
bookworm5.2.15-2fixed
sid, trixie5.2.21-2fixed

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

PackageTypeReleaseFixed VersionUrgencyOriginDebian Bugs
bashsourcewheezy4.2+dfsg-0.1+deb7u4DLA-680-1
bashsourcejessie4.3-11+deb8u1
bashsource(unstable)4.4-1

Notes

https://www.openwall.com/lists/oss-security/2016/09/26/9
Default shell is dash which is not vulnerable, but bash in Jessie and
Wheezy are affected.
Fixed by (4.3): https://ftp.gnu.org/pub/gnu/bash/bash-4.3-patches/bash43-048

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