CVE-2017-11462

NameCVE-2017-11462
DescriptionDouble free vulnerability in MIT Kerberos 5 (aka krb5) allows attackers to have unspecified impact via vectors involving automatic deletion of security contexts on error.
SourceCVE (at NVD; CERT, LWN, oss-sec, fulldisc, bugtraq, EDB, Metasploit, Red Hat, Ubuntu, Gentoo, SuSE, Mageia, GitHub code/issues, web search, more)
NVD severityhigh (attack range: remote)
Debian Bugs873563

Vulnerable and fixed packages

The table below lists information on source packages.

Source PackageReleaseVersionStatus
krb5 (PTS)wheezy1.10.1+dfsg-5+deb7u7vulnerable
wheezy (security)1.10.1+dfsg-5+deb7u8vulnerable
jessie1.12.1+dfsg-19+deb8u4vulnerable
jessie (security)1.12.1+dfsg-19+deb8u2vulnerable
stretch1.15-1+deb9u1vulnerable
buster, sid1.15.2-2fixed

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

PackageTypeReleaseFixed VersionUrgencyOriginDebian Bugs
krb5source(unstable)1.15.2-1low873563

Notes

[stretch] - krb5 <ignored> (Minor issue, might lead to behaviour changes)
[jessie] - krb5 <ignored> (Minor issue, might lead to behaviour changes)
[wheezy] - krb5 <ignored> (Minor issue, might lead to behaviour changes)
Fixed by: https://github.com/krb5/krb5/commit/56f7b1bc95a2a3eeb420e069e7655fb181ade5cf
http://krbdev.mit.edu/rt/Ticket/Display.html?id=8598

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