Vulnerability Details : 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 category: Denial of service
Products affected by CVE-2016-5116
- cpe:2.3:o:debian:debian_linux:8.0:*:*:*:*:*:*:*
- cpe:2.3:a:libgd:libgd:*:*:*:*:*:*:*:*
- cpe:2.3:o:opensuse:leap:42.1:*:*:*:*:*:*:*
Exploit prediction scoring system (EPSS) score for CVE-2016-5116
1.79%
Probability of exploitation activity in the next 30 days
EPSS Score History
~ 82 %
Percentile, the proportion of vulnerabilities that are scored at or less
CVSS scores for CVE-2016-5116
Base Score | Base Severity | CVSS Vector | Exploitability Score | Impact Score | Score Source | First Seen |
---|---|---|---|---|---|---|
6.4
|
MEDIUM | AV:N/AC:L/Au:N/C:P/I:N/A:P |
10.0
|
4.9
|
NIST | |
9.1
|
CRITICAL | CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:H |
3.9
|
5.2
|
NIST |
CWE ids for CVE-2016-5116
-
The product performs operations on a memory buffer, but it reads from or writes to a memory location outside the buffer's intended boundary. This may result in read or write operations on unexpected memory locations that could be linked to other variables, data structures, or internal program data.Assigned by: nvd@nist.gov (Primary)
References for CVE-2016-5116
-
https://github.com/libgd/libgd/issues/211
gdCtxPrintf vsnprintf return value not checked - leaks stack memory · Issue #211 · libgd/libgd · GitHubIssue Tracking;Third Party Advisory
-
http://www.debian.org/security/2016/dsa-3619
Debian -- Security Information -- DSA-3619-1 libgd2Third Party Advisory
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http://www.openwall.com/lists/oss-security/2016/05/29/5
oss-security - Re: CVE Request: libgd - gdCtxPrintf memory leakMailing List
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https://github.com/libgd/libgd/commit/4dc1a2d7931017d3625f2d7cff70a17ce58b53b4
xbm: avoid stack overflow (read) with large names #211 · libgd/libgd@4dc1a2d · GitHubIssue Tracking;Patch;Third Party Advisory
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http://www.ubuntu.com/usn/USN-3030-1
USN-3030-1: GD library vulnerabilities | Ubuntu security notices
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http://lists.opensuse.org/opensuse-updates/2016-09/msg00078.html
openSUSE-SU-2016:2363-1: moderate: Security update for gdThird Party Advisory
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