CVE-2018-18492

NameCVE-2018-18492
DescriptionA use-after-free vulnerability can occur after deleting a selection element due to a weak reference to the select element in the options collection. This results in a potentially exploitable crash. This vulnerability affects Thunderbird < 60.4, Firefox ESR < 60.4, and Firefox < 64.
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-1605-1, DLA-1624-1, DSA-4354-1, DSA-4362-1
NVD severityhigh (attack range: remote)

Vulnerable and fixed packages

The table below lists information on source packages.

Source PackageReleaseVersionStatus
firefox (PTS)sid66.0.5-1fixed
firefox-esr (PTS)jessie52.8.1esr-1~deb8u1vulnerable
jessie (security)60.7.0esr-1~deb8u1fixed
stretch60.6.1esr-1~deb9u1fixed
stretch (security)60.7.0esr-1~deb9u1fixed
buster60.6.3esr-1fixed
sid60.7.0esr-1fixed
thunderbird (PTS)jessie1:52.8.0-1~deb8u1vulnerable
jessie (security)1:60.6.1-1~deb8u1fixed
stretch (security), stretch1:60.6.1-1~deb9u1fixed
buster1:60.6.1-1fixed
sid1:60.7.0-1fixed

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

PackageTypeReleaseFixed VersionUrgencyOriginDebian Bugs
firefoxsource(unstable)64.0-1high
firefox-esrsource(unstable)60.4.0esr-1high
firefox-esrsourcejessie60.4.0esr-1~deb8u1highDLA-1605-1
firefox-esrsourcestretch60.4.0esr-1~deb9u1highDSA-4354-1
thunderbirdsource(unstable)1:60.4.0-1high
thunderbirdsourcejessie1:60.4.0-1~deb8u1highDLA-1624-1
thunderbirdsourcestretch1:60.4.0-1~deb9u1highDSA-4362-1

Notes

https://www.mozilla.org/en-US/security/advisories/mfsa2018-29/#CVE-2018-18492
https://www.mozilla.org/en-US/security/advisories/mfsa2018-30/#CVE-2018-18492
https://www.mozilla.org/en-US/security/advisories/mfsa2018-31/#CVE-2018-18492

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