Detections
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CVE-2017-7819
critical
Description
A use-after-free vulnerability can occur in design mode when image objects are resized if objects referenced during the resizing have been freed from memory. This results in a potentially exploitable crash. This vulnerability affects Firefox < 56, Firefox ESR < 52.4, and Thunderbird < 52.4.
References
https://www.mozilla.org/security/advisories/mfsa2017-23/
https://www.mozilla.org/security/advisories/mfsa2017-22/
https://www.mozilla.org/security/advisories/mfsa2017-21/
https://www.debian.org/security/2017/dsa-4014
https://www.debian.org/security/2017/dsa-3987
https://security.gentoo.org/glsa/201803-14
https://lists.debian.org/debian-lts-announce/2017/11/msg00000.html
https://bugzilla.mozilla.org/show_bug.cgi?id=1380292
https://access.redhat.com/errata/RHSA-2017:2885
https://access.redhat.com/errata/RHSA-2017:2831