Integer overflow in Freebsd
CVE-2016-5766
Integer overflow in the _gd2GetHeader function in gd_gd2.c in the GD Graphics Library (aka libgd) before 2.2.3, as used in PHP before 5.5.37, 5.6.x before 5.6.23, and 7.x before 7.0.8, allows remote attackers to cause a denial of service (…
Vulnerability class: Integer Overflow
EPSS: 0.183 (95.3th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 8.8 (High). Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H.
Affected products
- Freebsd — versions 8.3, 8.0, 10.0
- Libgd — versions 2.2.2
- Php — versions 5.6.0, 5.6.1, 5.6.2
- Debian Debian_linux — versions 8.0
- Fedoraproject Fedora — versions 23, 24, 22
- Redhat Enterprise_linux — versions 6.0, 5, 7.0
- Redhat Openshift — versions 2.0
- N/a — versions n/a
Weakness classification (CWE)
Public proof-of-concept exploits
References
- cve@mitre.org (x_refsource_CONFIRM, Exploit, Patch, Vendor Advisory)
- cve@mitre.org (x_refsource_CONFIRM, Release Notes)
- openSUSE-SU-2016:1761 (vendor-advisory, x_refsource_SUSE)
- openSUSE-SU-2016:1922 (vendor-advisory, x_refsource_SUSE)
- RHSA-2016:2750 (x_refsource_REDHAT, vendor-advisory)
- RHSA-2016:2598 (x_refsource_REDHAT, vendor-advisory)
- cve@mitre.org (x_refsource_CONFIRM, Release Notes)
- cve@mitre.org (x_refsource_CONFIRM, Exploit, Patch)
- [oss-security] 20160623 Re: CVE for PHP 5.5.37 issues (mailing-list, x_refsource_MLIST, Release Notes)
- GLSA-201612-09 (vendor-advisory, x_refsource_GENTOO)
Frequently asked questions
- What is CVE-2016-5766?
- CVE-2016-5766 is a high-severity vulnerability in Freebsd, classified under Integer Overflow or Wraparound. CVSS score: 8.8/10. Published 2016-08-07.
- How severe is CVE-2016-5766?
- High severity. CVSS v3 base score is 8.8 out of 10.
- Is CVE-2016-5766 known to be exploited?
- 2 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.