CVE-2018-12359
3Vexday Risk Score
No sign of exploitation. No public exploitation artifact known so far.
ssvc Trackepss 4.6%
exploitation probability
4.6%top 9% of all CVEs
observed exploitation
nono source reports it
A buffer overflow can occur when rendering canvas content while adjusting the height and width of the canvas element dynamically, causing data to be written outside of the currently computed boundaries. This results in a potentially exploitable crash. This vulnerability affects Thunderbird < 60, Thunderbird < 52.9, Firefox ESR < 60.1, Firefox ESR < 52.9, and Firefox < 61.
References
https://access.redhat.com/errata/RHSA-2018:2112https://access.redhat.com/errata/RHSA-2018:2113https://access.redhat.com/errata/RHSA-2018:2251https://access.redhat.com/errata/RHSA-2018:2252https://bugzilla.mozilla.org/show_bug.cgi?id=1459162https://lists.debian.org/debian-lts-announce/2018/06/msg00014.htmlhttps://lists.debian.org/debian-lts-announce/2018/07/msg00013.htmlhttps://security.gentoo.org/glsa/201810-01https://security.gentoo.org/glsa/201811-13https://usn.ubuntu.com/3705-1/https://usn.ubuntu.com/3714-1/https://www.debian.org/security/2018/dsa-4235