CVE-2014-7186

NameCVE-2014-7186
DescriptionThe redirection implementation in parse.y in GNU Bash through 4.3 bash43-026 allows remote attackers to cause a denial of service (out-of-bounds array access and application crash) or possibly have unspecified other impact via crafted use of here documents, aka the "redir_stack" issue.
SourceCVE (at NVD; CERT, LWN, oss-sec, fulldisc, bugtraq, EDB, Metasploit, Red Hat, Ubuntu, Gentoo, SuSE, Mageia, GitHub code/issues, web search, more)
ReferencesDLA-63-1, DSA-3035-1
NVD severityhigh (attack range: remote)

Vulnerable and fixed packages

The table below lists information on source packages.

Source PackageReleaseVersionStatus
bash (PTS)wheezy4.2+dfsg-0.1+deb7u3fixed
wheezy (security)4.2+dfsg-0.1+deb7u4fixed
jessie4.3-11+deb8u1fixed
buster, sid, stretch4.4-5fixed

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

PackageTypeReleaseFixed VersionUrgencyOriginDebian Bugs
bashsource(unstable)4.3-9.2high
bashsourcesqueeze4.1-3+deb6u2highDLA-63-1
bashsourcewheezy4.2+dfsg-0.1+deb7u3highDSA-3035-1

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