Description
A use-after-free vulnerability can occur when flushing and resizing layout because the "PressShell" object has been freed while still in use. This results in a potentially exploitable crash during these operations. This vulnerability affects Firefox < 57, Firefox ESR < 52.5, and Thunderbird < 52.5.
Affected products
Version statuses are supplied by the assigning organization. Consult the original record for detailed ranges and platform conditions.
Mozilla Firefox
unspecified to < 57affected
Mozilla Firefox ESR
unspecified to < 52.5affected
Mozilla Thunderbird
unspecified to < 52.5affected
References
- https://lists.debian.org/debian-lts-announce/2017/12/msg00001.html ↗
- https://bugzilla.mozilla.org/show_bug.cgi?id=1406750 ↗
- https://www.debian.org/security/2017/dsa-4035 ↗
- https://bugzilla.mozilla.org/show_bug.cgi?id=1412252 ↗
- https://www.mozilla.org/security/advisories/mfsa2017-24/ ↗
- https://www.mozilla.org/security/advisories/mfsa2017-25/ ↗
- http://www.securityfocus.com/bid/101832 ↗
- https://www.mozilla.org/security/advisories/mfsa2017-26/ ↗
- http://www.securitytracker.com/id/1039803 ↗
- https://www.debian.org/security/2017/dsa-4061 ↗
- https://lists.debian.org/debian-lts-announce/2017/11/msg00018.html ↗
- https://access.redhat.com/errata/RHSA-2017:3247 ↗
- https://www.debian.org/security/2017/dsa-4075 ↗
- https://access.redhat.com/errata/RHSA-2017:3372 ↗