CVE-2018-12386

HIGH 8.1CVE-2018-12386 · Published 18/10/2018 · updated 17/06/2026

Package	Affected versions	Patched versions
firefox mozilla	`< 60.2.2< 62.0.3`	`60.2.262.0.3`

Description

A vulnerability in register allocation in JavaScript can lead to type confusion, allowing for an arbitrary read and write. This leads to remote code execution inside the sandboxed content process when triggered. This vulnerability affects Firefox ESR < 60.2.2 and Firefox < 62.0.3.

References

securityfocus.com/bid/105460 · Third Party Advisory
securitytracker.com/id/1041770 · Third Party Advisory
access.redhat.com/errata/RHSA-2018:2881 · Third Party Advisory
access.redhat.com/errata/RHSA-2018:2884 · Third Party Advisory
bugzilla.mozilla.org/show_bug.cgi · Exploit
security.gentoo.org/glsa/201810-01 · Third Party Advisory
usn.ubuntu.com/3778-1 · Third Party Advisory
debian.org/security/2018/dsa-4310 · Third Party Advisory
mozilla.org/security/advisories/mfsa2018-24 · Vendor Advisory

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