Vulnerability Details : CVE-2016-3977
Heap-based buffer overflow in util/gif2rgb.c in gif2rgb in giflib 5.1.2 allows remote attackers to cause a denial of service (application crash) via the background color index in a GIF file.
Vulnerability category: OverflowDenial of service
Exploit prediction scoring system (EPSS) score for CVE-2016-3977
Probability of exploitation activity in the next 30 days: 1.84%
Percentile, the proportion of vulnerabilities that are scored at or less: ~ 87 % EPSS Score History EPSS FAQ
CVSS scores for CVE-2016-3977
| Base Score | Base Severity | CVSS Vector | Exploitability Score | Impact Score | Score Source |
|---|---|---|---|---|---|
|
4.3
|
MEDIUM | AV:N/AC:M/Au:N/C:N/I:N/A:P |
8.6
|
2.9
|
NIST |
|
5.5
|
MEDIUM | CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H |
1.8
|
3.6
|
NIST |
CWE ids for CVE-2016-3977
-
The product performs operations on a memory buffer, but it can read from or write to a memory location that is outside of the intended boundary of the buffer.Assigned by: nvd@nist.gov (Primary)
References for CVE-2016-3977
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http://lists.opensuse.org/opensuse-updates/2016-04/msg00084.html
openSUSE-SU-2016:1118-1: moderate: Security update for giflib
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https://bugzilla.redhat.com/show_bug.cgi?id=1325771
1325771 – (CVE-2016-3977) CVE-2016-3977 giflib: heap buffer overflow in gif2rgb
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https://sourceforge.net/p/giflib/bugs/87/
GIFLIB / Bugs / #87 Heap buffer overflow in 5.1.2 gif2rgb.c:531Patch
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https://usn.ubuntu.com/4107-1/
USN-4107-1: GIFLIB vulnerabilities | Ubuntu security notices
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http://www.securityfocus.com/bid/88103
giflib CVE-2016-3977 Heap Based Buffer Overflow Vulnerability
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http://lists.opensuse.org/opensuse-updates/2016-04/msg00079.html
openSUSE-SU-2016:1111-1: moderate: Security update for giflib
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https://sourceforge.net/p/giflib/code/ci/ea8dbc5786862a3e16a5acfa3d24e2c2f608cd88/
GIFLIB / Code / Commit [ea8dbc]Patch;Vendor Advisory
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http://lists.opensuse.org/opensuse-updates/2016-05/msg00019.html
openSUSE-SU-2016:1219-1: moderate: Security update for giflib
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http://bugs.fi/fuzzing/index.html
Bugs
Products affected by CVE-2016-3977
- cpe:2.3:o:opensuse:opensuse:13.2:*:*:*:*:*:*:*
- cpe:2.3:a:giflib_project:giflib:*:*:*:*:*:*:*:*