Buffer overflow in Libgd
CVE-2016-5116
gd_xbm.c in the GD Graphics Library (aka libgd) before 2.2.0, as used in certain custom PHP 5.5.x configurations, allows context-dependent attackers to obtain sensitive information from process memory or cause a denial of service (stack-based buffer under-read and application crash) via a long name.
Vulnerability class: Buffer Overflow
Published · last modified .
CVSS v3 metric
CVSS v3 base score 9.1 (Critical). Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:H.
EPSS exploit prediction
EPSS: 0.038 (89.7th percentile), scored .
Low probability of exploitation in the next 30 days, but still tracked. 90th percentile — 89.7% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.038 · newest: 0.038 · change: 0.000
Affected products
- Libgd
- PHP — versions 5.5.0, 5.5.1, 5.5.2
- Debian Linux — versions 8.0
- openSUSE Leap — versions 42.1
Weakness classification (CWE)
References
- lists.opensuse.org/opensuse-updates/2016-09/msg00078.html (vendor-advisory, Third Party Advisory)
- github.com/libgd/libgd/issues/211 (Third Party Advisory, Issue Tracking)
- www.openwall.com/lists/oss-security/2016/05/29/5 (mailing-list, Mailing List)
- www.debian.org/security/2016/dsa-3619 (vendor-advisory, Third Party Advisory)
- www.ubuntu.com/usn/USN-3030-1 (vendor-advisory)
- github.com/libgd/libgd/commit/4dc1a2d7931017d3625f2d7cff70a17ce58b53b4 (Patch, Third Party Advisory, Issue Tracking)
Frequently asked questions
- What is CVE-2016-5116?
- CVE-2016-5116 is a critical-severity vulnerability in Libgd, classified under Improper Restriction of Operations within the Bounds of a Memory Buffer. CVSS score: 9.1/10. Published 2016-08-07.
- How severe is CVE-2016-5116?
- Critical severity. CVSS v3 base score is 9.1 out of 10.