Integer overflow in Libgd
CVE-2016-5767
Integer overflow in the gdImageCreate function in gd.c in the GD Graphics Library (aka libgd) before 2.0.34RC1, 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 (heap-based buffer overflow and application crash) or possibly have unspecified other impact via a crafted image dimensions.
Vulnerability class: Integer Overflow
Published · last modified .
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.
EPSS exploit prediction
EPSS: 0.067 (93.7th percentile), scored .
Low probability of exploitation in the next 30 days, but still tracked. 94th percentile — 93.7% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.067 · newest: 0.067 · change: 0.000
Affected products
Weakness classification (CWE)
Public proof-of-concept exploits
References
- lists.opensuse.org/opensuse-security-announce/2016-07/msg00004.html (vendor-advisory)
- lists.opensuse.org/opensuse-updates/2016-08/msg00003.html (vendor-advisory)
- rhn.redhat.com/errata/RHSA-2016-2750.html (vendor-advisory)
- rhn.redhat.com/errata/RHSA-2016-2598.html (vendor-advisory)
- php.net/ChangeLog-5.php (Release Notes)
- www.openwall.com/lists/oss-security/2016/06/23/4 (mailing-list, Release Notes)
- php.net/ChangeLog-7.php (Release Notes)
- h20566.www2.hpe.com/portal/site/hpsc/public/kb/docDisplay
- bugs.php.net/bug.php
- lists.opensuse.org/opensuse-security-announce/2016-08/msg00025.html (vendor-advisory)
Frequently asked questions
- What is CVE-2016-5767?
- CVE-2016-5767 is a high-severity vulnerability in Libgd, classified under Integer Overflow or Wraparound. CVSS score: 8.8/10. Published 2016-08-07.
- How severe is CVE-2016-5767?
- High severity. CVSS v3 base score is 8.8 out of 10.
- Is CVE-2016-5767 known to be exploited?
- 2 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.