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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…
Medium5.5EPSS 2.1%
- Published
- Updated
- Reserved
- Assigned by
- mitre
Description
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.
Timeline
ID reserved
By mitre
- 14 days later
· 14 days later
Published
- 8 years later
· 8 years later
Record updated
Changes after publication (a new score, a public exploit, EPSS crossing 1, 10 or 50 %, leaving KEV) are kept since November 2026; earlier ones are not known.
Scores
| Scored by | CVSS | Score | Vector |
|---|---|---|---|
| NVDNVD · Modified | 3.0 | Medium5.5 | CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H |
- EPSS (exploitation in 30 days)
- 2.1% · top 18% of all CVEs (8 Nov 2026)
Loading the EPSS history…
The list uses the assigner's score when there is one, then CISA's, then NVD's: Medium 5.5.
Weakness
Affected products
n/a
- affected n/a
References (9)
- 88103 (opens in a new tab)vdb-entryx_refsource_BIDx_transferred
- openSUSE-SU-2016:1118 (opens in a new tab)vendor-advisoryx_refsource_SUSEx_transferred
- https://sourceforge.net/p/giflib/bugs/87/ (opens in a new tab)x_refsource_CONFIRMx_transferred
- https://sourceforge.net/p/giflib/code/ci/ea8dbc5786862a3e16a5acfa3d24e2c2f608cd88/ (opens in a new tab)x_refsource_CONFIRMx_transferred
- openSUSE-SU-2016:1111 (opens in a new tab)vendor-advisoryx_refsource_SUSEx_transferred
- http://bugs.fi/fuzzing/index.html (opens in a new tab)x_refsource_MISCx_transferred
- openSUSE-SU-2016:1219 (opens in a new tab)vendor-advisoryx_refsource_SUSEx_transferred
- https://bugzilla.redhat.com/show_bug.cgi?id=1325771 (opens in a new tab)x_refsource_CONFIRMx_transferred
- USN-4107-1 (opens in a new tab)vendor-advisoryx_refsource_UBUNTUx_transferred
Sources
The same CVE in the primary databases and aggregators, to check against.
- CVE.org record (opens in a new tab)
- CVE List JSON (GitHub) (opens in a new tab)
- NVD (opens in a new tab)
- FIRST EPSS (opens in a new tab)
- OSV.dev (opens in a new tab)
- GitHub Advisories (opens in a new tab)
- CIRCL Vulnerability-Lookup (opens in a new tab)
Badge for a README or a ticket
[](https://cveledger.app/cve/CVE-2016-3977)Record last updated .