CVE-2017-7800

NameCVE-2017-7800
DescriptionA use-after-free vulnerability can occur in WebSockets when the object holding the connection is freed before the disconnection operation is finished. This results in an exploitable crash. This vulnerability affects Thunderbird < 52.3, Firefox ESR < 52.3, and Firefox < 55.
SourceCVE (at NVD; CERT, LWN, oss-sec, fulldisc, Red Hat, Ubuntu, Gentoo, SUSE bugzilla/CVE, GitHub advisories/code/issues, web search, more)
ReferencesDLA-1053-1, DLA-1087-1, DSA-3928-1, DSA-3968-1
Debian Bugs872834

Vulnerable and fixed packages

The table below lists information on source packages.

Source PackageReleaseVersionStatus
firefox (PTS)sid132.0-1fixed
firefox-esr (PTS)jessie, jessie (lts)68.9.0esr-1~deb8u2fixed
stretch (security), stretch (lts), stretch91.11.0esr-1~deb9u1fixed
buster (security), buster, buster (lts)115.12.0esr-1~deb10u1fixed
bullseye115.14.0esr-1~deb11u1fixed
bullseye (security)128.4.0esr-1~deb11u1fixed
bookworm115.14.0esr-1~deb12u1fixed
bookworm (security)128.4.0esr-1~deb12u1fixed
trixie128.3.1esr-2fixed
sid128.4.0esr-1fixed
icedove (PTS)jessie1:52.3.0-4~deb8u2fixed

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

PackageTypeReleaseFixed VersionUrgencyOriginDebian Bugs
firefoxsource(unstable)55.0-1
firefox-esrsourcewheezy52.3.0esr-1~deb7u1DLA-1053-1
firefox-esrsourcejessie52.3.0esr-1~deb8u2DSA-3928-1
firefox-esrsourcestretch52.3.0esr-1~deb9u1DSA-3928-1
firefox-esrsource(unstable)52.3.0esr-1
icedovesourcewheezy1:52.3.0-4~deb7u1DLA-1087-1
icedovesourcejessie1:52.3.0-4~deb8u2DSA-3968-1
icedovesourcestretch1:52.3.0-4~deb9u1DSA-3968-1
icedovesource(unstable)1:52.3.0-1872834

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