CVE-2019-3836

NameCVE-2019-3836
DescriptionIt was discovered in gnutls before version 3.6.7 upstream that there is an uninitialized pointer access in gnutls versions 3.6.3 or later which can be triggered by certain post-handshake messages.
SourceCVE (at NVD; CERT, LWN, oss-sec, fulldisc, Red Hat, Ubuntu, Gentoo, SUSE bugzilla/CVE, GitHub advisories/code/issues, web search, more)

Vulnerable and fixed packages

The table below lists information on source packages.

Source PackageReleaseVersionStatus
gnutls28 (PTS)jessie, jessie (lts)3.3.30-0+deb8u2fixed
stretch (security), stretch (lts), stretch3.5.8-5+deb9u6fixed
buster3.6.7-4+deb10u8fixed
buster (security)3.6.7-4+deb10u12fixed
bullseye3.7.1-5+deb11u4fixed
bullseye (security)3.7.1-5+deb11u3fixed
bookworm3.7.9-2+deb12u2fixed
trixie3.8.3-1fixed
sid3.8.3-1.1fixed

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

PackageTypeReleaseFixed VersionUrgencyOriginDebian Bugs
gnutls28sourceexperimental3.6.7-1
gnutls28sourcejessie(not affected)
gnutls28sourcestretch(not affected)
gnutls28source(unstable)3.6.7-2

Notes

[stretch] - gnutls28 <not-affected> (Vulnerable code introduced later in 3.6.4)
[jessie] - gnutls28 <not-affected> (vulnerable code was introduced later)
https://bugzilla.redhat.com/show_bug.cgi?id=1678411
https://gitlab.com/gnutls/gnutls/issues/704
https://gitlab.com/gnutls/gnutls/commit/96e07075e8f105b13e76b11e493d5aa2dd937226
https://www.gnutls.org/security-new.html#GNUTLS-SA-2019-03-27
Upstream versions affected are 3.6.4 and later before 3.6.7

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