Description
An out-of-bounds read occurs when applying style rules to pseudo-elements, such as ::first-line, using cached style data. This vulnerability affects Thunderbird < 52.3, Firefox ESR < 52.3, and Firefox < 55.
Affected products
Version statuses are supplied by the assigning organization. Consult the original record for detailed ranges and platform conditions.
Mozilla Thunderbird
unspecified to < 52.3affected
Mozilla Firefox ESR
unspecified to < 52.3affected
Mozilla Firefox
unspecified to < 55affected
References
- https://www.mozilla.org/security/advisories/mfsa2017-19/ ↗
- https://www.mozilla.org/security/advisories/mfsa2017-20/ ↗
- https://www.debian.org/security/2017/dsa-3968 ↗
- https://www.mozilla.org/security/advisories/mfsa2017-18/ ↗
- https://access.redhat.com/errata/RHSA-2017:2456 ↗
- https://access.redhat.com/errata/RHSA-2017:2534 ↗
- http://www.securityfocus.com/bid/100315 ↗
- https://bugzilla.mozilla.org/show_bug.cgi?id=1353312 ↗
- http://www.securitytracker.com/id/1039124 ↗
- https://security.gentoo.org/glsa/201803-14 ↗
- https://www.debian.org/security/2017/dsa-3928 ↗