Description
In the previous mitigations for Spectre, the resolution or precision of various methods was reduced to counteract the ability to measure precise time intervals. In that work PerformanceNavigationTiming was not adjusted but it was found that it could be used as a precision timer. This vulnerability affects Thunderbird < 60, Firefox ESR < 60.1, and Firefox < 61.
Affected products
Version statuses are supplied by the assigning organization. Consult the original record for detailed ranges and platform conditions.
Mozilla Thunderbird
unspecified to < 60affected
Mozilla Firefox ESR
unspecified to < 60.1affected
Mozilla Firefox
unspecified to < 61affected
References
- https://security.gentoo.org/glsa/201810-01 ↗
- https://www.mozilla.org/security/advisories/mfsa2018-15/ ↗
- https://bugzilla.mozilla.org/show_bug.cgi?id=1462891 ↗
- https://lists.debian.org/debian-lts-announce/2018/11/msg00011.html ↗
- https://security.gentoo.org/glsa/201811-13 ↗
- https://www.debian.org/security/2018/dsa-4295 ↗
- https://www.mozilla.org/security/advisories/mfsa2018-16/ ↗
- http://www.securitytracker.com/id/1041193 ↗
- https://www.mozilla.org/security/advisories/mfsa2018-19/ ↗
- https://usn.ubuntu.com/3705-1/ ↗
- http://www.securityfocus.com/bid/104561 ↗