Use-after-free - CVE-2016-9899
Published: June 11, 2018 / Updated: August 4, 2020
Vulnerability identifier: #VU33593
CSH Severity: High
CVSS v4.0: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Amber
CVE-ID: CVE-2016-9899
CWE-ID: CWE-416
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vendor:
Affected software:
Detailed vulnerability description
The vulnerability allows a remote non-authenticated attacker to execute arbitrary code.
Use-after-free while manipulating DOM events and removing audio elements due to errors in the handling of node adoption. This vulnerability affects Firefox < 50.1, Firefox ESR < 45.6, and Thunderbird < 45.6.
How to mitigate CVE-2016-9899
Install update from vendor's website.
Sources
- http://rhn.redhat.com/errata/RHSA-2016-2946.html
- http://rhn.redhat.com/errata/RHSA-2016-2973.html
- http://www.securityfocus.com/bid/94885
- http://www.securitytracker.com/id/1037461
- https://bugzilla.mozilla.org/show_bug.cgi?id=1317409
- https://security.gentoo.org/glsa/201701-15
- https://www.debian.org/security/2017/dsa-3757
- https://www.exploit-db.com/exploits/41042/
- https://www.mozilla.org/security/advisories/mfsa2016-94/
- https://www.mozilla.org/security/advisories/mfsa2016-95/
- https://www.mozilla.org/security/advisories/mfsa2016-96/