Input validation error in Mozilla Firefox - CVE-2016-1523
Published: February 13, 2016 / Updated: July 28, 2020
Vulnerability identifier: #VU32340
CSH Severity: Medium
CVSS v4: 6.9 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N]
CVE-ID: CVE-2016-1523
CWE-ID: CWE-20
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vulnerability details
The vulnerability allows remote attackers to perform a denial of service (DoS) attack.
The vulnerability exists due to insufficient validation of user-supplied input. A remote attacker can cause a denial of service (missing initialization, NULL pointer dereference, and application crash) via a crafted Graphite smart font.
Affected software
Mozilla Firefox
SUSE Linux
firefox (Alpine package)
SUSE Linux
firefox (Alpine package)
How to mitigate CVE-2016-1523
The vendor has issued the following versions to address this vulnerability: 43.0, 38.6.1.
Mozilla Firefox - addressed in versions 38.6.1, 43.0
firefox (Alpine package) - update to 38.6.1-r0
firefox (Alpine package) - update to 38.6.1-r0
External References
- http://blog.talosintel.com/2016/02/vulnerability-spotlight-libgraphite.html
- http://lists.fedoraproject.org/pipermail/package-announce/2016-February/177520.html
- http://lists.fedoraproject.org/pipermail/package-announce/2016-May/184623.html
- http://lists.opensuse.org/opensuse-security-announce/2016-02/msg00053.html
- http://lists.opensuse.org/opensuse-security-announce/2016-02/msg00055.html
- http://lists.opensuse.org/opensuse-security-announce/2016-03/msg00052.html
- http://lists.opensuse.org/opensuse-security-announce/2016-03/msg00058.html
- http://lists.opensuse.org/opensuse-security-announce/2016-03/msg00088.html
- http://rhn.redhat.com/errata/RHSA-2016-0197.html
- http://rhn.redhat.com/errata/RHSA-2016-0258.html
- http://rhn.redhat.com/errata/RHSA-2016-0594.html
- http://www.debian.org/security/2016/dsa-3477
- http://www.debian.org/security/2016/dsa-3479
- http://www.debian.org/security/2016/dsa-3491
- http://www.mozilla.org/security/announce/2016/mfsa2016-14.html
- http://www.oracle.com/technetwork/topics/security/linuxbulletinapr2016-2952096.html
- http://www.oracle.com/technetwork/topics/security/linuxbulletinjan2016-2867209.html
- http://www.securityfocus.com/bid/82991
- http://www.securitytracker.com/id/1035017
- http://www.ubuntu.com/usn/USN-2902-1
- http://www.ubuntu.com/usn/USN-2904-1
- https://bugzilla.mozilla.org/show_bug.cgi?id=1246093
- https://security.gentoo.org/glsa/201605-06
- https://security.gentoo.org/glsa/201701-35
- https://security.gentoo.org/glsa/201701-63