CVE-2016-5257
critical
CVSS v3
9.8
CVSS v2
7.5
VIR risk
9.8
Description
Multiple unspecified vulnerabilities in the browser engine in Mozilla Firefox before 49.0, Firefox ESR 45.x before 45.4 and Thunderbird < 45.4 allow remote attackers to cause a denial of service (memory corruption and application crash) or possibly execute arbitrary code via unknown vectors.
Predictions
Exploit likelihood
97%
Patch ETA
—
Heuristic predictions, AS-IS, for prioritization only.
Mitigations
Vendor advisory: debian — https://security-tracker.debian.org/tracker/CVE-2016-5257
Vendor advisory: security@mozilla.org — http://www.mozilla.org/security/announce/2016/mfsa2016-85.html
Vendor advisory: arch — https://security.archlinux.org/ASA-201609-22
OS impact
| OS | Version | Status | Fixed in |
|---|---|---|---|
| arch | fixed | 49.0-1 | |
| debian | sid | fixed | 49.0-1 |
| debian | bookworm | fixed | 45.4.0esr-1 |
| debian | bullseye | fixed | 45.4.0esr-1 |
| debian | forky | fixed | 45.4.0esr-1 |
| debian | trixie | fixed | 45.4.0esr-1 |
References
- https://security.archlinux.org/ASA-201609-22
- http://rhn.redhat.com/errata/RHSA-2016-1912.html
- http://rhn.redhat.com/errata/RHSA-2016-1985.html
- http://www.debian.org/security/2016/dsa-3674
- http://www.debian.org/security/2016/dsa-3690
- http://www.mozilla.org/security/announce/2016/mfsa2016-85.html
- http://www.oracle.com/technetwork/topics/security/linuxbulletinoct2016-3090545.html
- http://www.securityfocus.com/bid/93049
- http://www.securitytracker.com/id/1036852
- https://bugzilla.mozilla.org/show_bug.cgi?id=1277213
- https://bugzilla.mozilla.org/show_bug.cgi?id=1287204
- https://bugzilla.mozilla.org/show_bug.cgi?id=1288555
- https://bugzilla.mozilla.org/show_bug.cgi?id=1288588
- https://bugzilla.mozilla.org/show_bug.cgi?id=1288780
- https://bugzilla.mozilla.org/show_bug.cgi?id=1289280
- https://bugzilla.mozilla.org/show_bug.cgi?id=1293347
- https://bugzilla.mozilla.org/show_bug.cgi?id=1294095
- https://bugzilla.mozilla.org/show_bug.cgi?id=1294407
- https://security.gentoo.org/glsa/201701-15
- https://www.mozilla.org/security/advisories/mfsa2016-86/
- https://www.mozilla.org/security/advisories/mfsa2016-88/
- https://security-tracker.debian.org/tracker/CVE-2016-5257
CWEs
CWE-119
Verify integrity in audit chain (admin only). AS-IS.