CVE-2016-4456

NameCVE-2016-4456
DescriptionThe "GNUTLS_KEYLOGFILE" environment variable in gnutls 3.4.12 allows remote attackers to overwrite and corrupt arbitrary files in the filesystem.
SourceCVE (at NVD; CERT, LWN, oss-sec, fulldisc, bugtraq, EDB, Metasploit, Red Hat, Ubuntu, Gentoo, SUSE bugzilla/CVE, Mageia, GitHub code/issues, web search, more)
NVD severitymedium

Vulnerable and fixed packages

The table below lists information on source packages.

Source PackageReleaseVersionStatus
gnutls28 (PTS)stretch3.5.8-5+deb9u5fixed
stretch (security)3.5.8-5+deb9u1fixed
buster3.6.7-4+deb10u5fixed
buster (security)3.6.7-4+deb10u4fixed
bullseye, sid3.6.15-4fixed

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

PackageTypeReleaseFixed VersionUrgencyOriginDebian Bugs
gnutls28sourcejessie(not affected)
gnutls28source(unstable)3.4.13-1

Notes

[jessie] - gnutls28 <not-affected> (Introduced in 3.4.12)
http://gnutls.org/security.html#GNUTLS-SA-2016-1
https://www.openwall.com/lists/oss-security/2016/06/07/2

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