Due to a missing case handling object types, a type confusion vulnerability could occur, resulting in a crash. We presume that with enough effort that it could be exploited to run arbitrary code. This vulnerability affects Firefox ESR < 68.4 and Firefox < 72.
[
{
"product": "Firefox ESR",
"vendor": "Mozilla",
"versions": [
{
"status": "affected",
"version": "before 68.4"
}
]
},
{
"product": "Firefox",
"vendor": "Mozilla",
"versions": [
{
"status": "affected",
"version": "before 72"
}
]
}
]
lists.opensuse.org/opensuse-security-announce/2020-01/msg00029.html
lists.opensuse.org/opensuse-security-announce/2020-01/msg00043.html
packetstormsecurity.com/files/155912/Slackware-Security-Advisory-mozilla-thunderbird-Updates.html
access.redhat.com/errata/RHSA-2020:0085
access.redhat.com/errata/RHSA-2020:0086
access.redhat.com/errata/RHSA-2020:0111
access.redhat.com/errata/RHSA-2020:0120
access.redhat.com/errata/RHSA-2020:0123
access.redhat.com/errata/RHSA-2020:0127
access.redhat.com/errata/RHSA-2020:0292
access.redhat.com/errata/RHSA-2020:0295
bugzilla.mozilla.org/show_bug.cgi?id=1603055
lists.debian.org/debian-lts-announce/2020/01/msg00005.html
lists.debian.org/debian-lts-announce/2020/01/msg00016.html
seclists.org/bugtraq/2020/Jan/12
seclists.org/bugtraq/2020/Jan/18
seclists.org/bugtraq/2020/Jan/26
security.gentoo.org/glsa/202003-02
usn.ubuntu.com/4234-1/
usn.ubuntu.com/4241-1/
usn.ubuntu.com/4335-1/
www.debian.org/security/2020/dsa-4600
www.debian.org/security/2020/dsa-4603
www.mozilla.org/security/advisories/mfsa2020-01/
www.mozilla.org/security/advisories/mfsa2020-02/