CVE-2020-6514

NameCVE-2020-6514
DescriptionInappropriate implementation in WebRTC in Google Chrome prior to 84.0.4147.89 allowed an attacker in a privileged network position to potentially exploit heap corruption via a crafted SCTP stream.
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)
ReferencesDLA-2297-1, DLA-2310-1, DSA-4736-1, DSA-4740-1
NVD severitymedium

Vulnerable and fixed packages

The table below lists information on source packages.

Source PackageReleaseVersionStatus
chromium (PTS)stretch (security), stretch73.0.3683.75-1~deb9u1vulnerable
buster, buster (security)83.0.4103.116-1~deb10u3vulnerable
bullseye, sid83.0.4103.116-3vulnerable
firefox (PTS)sid79.0-1fixed
firefox-esr (PTS)stretch68.10.0esr-1~deb9u1vulnerable
stretch (security)68.11.0esr-1~deb9u1fixed
buster68.10.0esr-1~deb10u1vulnerable
buster (security)68.11.0esr-1~deb10u1fixed
bullseye, sid68.11.0esr-1fixed
thunderbird (PTS)stretch1:68.10.0-1~deb9u1vulnerable
stretch (security)1:68.11.0-1~deb9u1fixed
buster1:68.10.0-1~deb10u1vulnerable
buster (security)1:68.11.0-1~deb10u1fixed
bullseye1:68.11.0-1fixed
sid1:68.11.0-2fixed

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

PackageTypeReleaseFixed VersionUrgencyOriginDebian Bugs
chromiumsourceexperimental84.0.4147.89-1
chromiumsourcestretch(unfixed)end-of-life
chromiumsource(unstable)(unfixed)
firefoxsource(unstable)79.0-1
firefox-esrsourcestretch68.11.0esr-1~deb9u1DLA-2297-1
firefox-esrsourcebuster68.11.0esr-1~deb10u1DSA-4736-1
firefox-esrsource(unstable)68.11.0esr-1
thunderbirdsourcestretch1:68.11.0-1~deb9u1DLA-2310-1
thunderbirdsourcebuster1:68.11.0-1~deb10u1DSA-4740-1
thunderbirdsource(unstable)1:68.11.0-1

Notes

[stretch] - chromium <end-of-life> (see DSA 4562)
https://www.mozilla.org/en-US/security/advisories/mfsa2020-31/#CVE-2020-6514
https://www.mozilla.org/en-US/security/advisories/mfsa2020-32/#CVE-2020-6514
https://www.mozilla.org/en-US/security/advisories/mfsa2020-33/#CVE-2020-6514
https://www.mozilla.org/en-US/security/advisories/mfsa2020-35/#CVE-2020-6514

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