Descriptionpopd in bash might allow local users to bypass the restricted shell and cause a use-after-free via a crafted address.
SourceCVE (at NVD; CERT, LWN, oss-sec, fulldisc, bugtraq, EDB, Metasploit, Red Hat, Ubuntu, Gentoo, SuSE, Mageia, GitHub code/issues, web search, more)
NVD severitylow (attack range: local)
Debian Bugs844727

Vulnerable and fixed packages

The table below lists information on source packages.

Source PackageReleaseVersionStatus
bash (PTS)wheezy4.2+dfsg-0.1+deb7u3vulnerable
wheezy (security)4.2+dfsg-0.1+deb7u4vulnerable
buster, sid, stretch4.4-5fixed

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

PackageTypeReleaseFixed VersionUrgencyOriginDebian Bugs


[jessie] - bash <no-dsa> (Minor issue)
[wheezy] - bash <no-dsa> (Minor issue)
Upstream bash considers this issue only to be a bug.
Proposed patch:
Fixed by (4.4):

Search for package or bug name: Reporting problems