CVE-2017-7802
A use-after-free vulnerability can occur when manipulating the DOM during the resize event of an image element. If these elements have been freed due to a lack of strong references, a potentially exploitable crash may occur when the freed elements are accessed. This vulnerability affects Thunderbird < 52.3, Firefox ESR < 52.3, and Firefox < 55.
02 / AFFECTED SOFTWARE
Affected packages
03 / CONNECTIONS
Connected vulnerabilities
04 / EVIDENCE
Source records
A use-after-free vulnerability can occur when manipulating the DOM during the resize event of an image element. If these elements have been freed due to a lack of strong references, a potentially exploitable crash may occur when the freed elements are accessed. This vulnerability affects Thunderbird < 52.3, Firefox ESR < 52.3, and Firefox < 55.
05 / REFERENCES
Further evidence
- http://www.securityfocus.com/bid/100202
- http://www.securitytracker.com/id/1039124
- https://access.redhat.com/errata/RHSA-2017:2456
- https://access.redhat.com/errata/RHSA-2017:2534
- https://bugzilla.mozilla.org/show_bug.cgi?id=1378147
- https://security.gentoo.org/glsa/201803-14
- https://www.debian.org/security/2017/dsa-3928
- https://www.debian.org/security/2017/dsa-3968
- https://www.mozilla.org/security/advisories/mfsa2017-18/
- https://www.mozilla.org/security/advisories/mfsa2017-19/
- https://www.mozilla.org/security/advisories/mfsa2017-20/