Detections
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CVE-2018-18500
critical
Description
A use-after-free vulnerability can occur while parsing an HTML5 stream in concert with custom HTML elements. This results in the stream parser object being freed while still in use, leading to a potentially exploitable crash. This vulnerability affects Thunderbird < 60.5, Firefox ESR < 60.5, and Firefox < 65.
References
https://www.debian.org/security/2019/dsa-4392
https://www.debian.org/security/2019/dsa-4376
https://usn.ubuntu.com/3897-1/
https://usn.ubuntu.com/3874-1/
https://security.gentoo.org/glsa/201904-07
https://security.gentoo.org/glsa/201903-04
https://lists.debian.org/debian-lts-announce/2019/02/msg00024.html
https://lists.debian.org/debian-lts-announce/2019/01/msg00025.html
https://access.redhat.com/errata/RHSA-2019:0270
https://access.redhat.com/errata/RHSA-2019:0269
https://access.redhat.com/errata/RHSA-2019:0219
https://access.redhat.com/errata/RHSA-2019:0218
http://www.securityfocus.com/bid/106781
http://lists.opensuse.org/opensuse-security-announce/2019-07/msg00021.html