giflib: heap buffer overflow in gif2rgb
Published Apr 21, 2016
5.5
MEDIUMCVSS 3.0
EPSS 2.11%
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.
Affected products
No data.
Configuration 2
- ≤ 5.1.2
No data.
Red Hat Enterprise Linux 5
giflib
Will not fix
Red Hat Enterprise Linux 6
giflib
Will not fix
Red Hat Enterprise Linux 7
giflib
Will not fix
Red Hat Enterprise Linux OpenStack Platform 7 (Kilo) Operational Tools
phantomjs
Will not fix
| Product | Package | State | Advisory |
|---|---|---|---|
| Red Hat Enterprise Linux 5 | giflib | Will not fix | n/a |
| Red Hat Enterprise Linux 6 | giflib | Will not fix | n/a |
| Red Hat Enterprise Linux 7 | giflib | Will not fix | n/a |
| Red Hat Enterprise Linux OpenStack Platform 7 (Kilo) Operational Tools | phantomjs | Will not fix | n/a |
No package ranges for this CVE.
Remediation
Red Hat statement
Red Hat Product Security has rated this issue as having Low security impact. This issue is not currently planned to be addressed in future updates. For additional information, refer to the Issue Severity Classification: https://access.redhat.com/security/updates/classification/.
Metrics
No CVSS v4.0 score for this CVE.
No CVSS v3.1 score for this CVE.
CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
AV:N/AC:M/Au:N/C:N/I:N/A:P
This CVE is not in the KEV list.
No CISA SSVC assessment for this CVE yet.
Estimated probability of exploitation in the wild in the next 30 days (FIRST EPSS). As of Oct 1, 2026.
Score over time
2022–2026- EPSS v2
- EPSS v3
- EPSS v4
- EPSS v5
Percentile over time
- EPSS v2
- EPSS v3
- EPSS v4
- EPSS v5
Table of values (20 key points)
Flat stretches are collapsed; showing up to 120 newest points.
| Date | Score | Percentile | Model |
|---|---|---|---|
| Oct 1, 2026 | 2.11% (0.02113) | 81.13th | v5 (v2026.06.15) |
| Sep 22, 2026 | 2.11% (0.02113) | 81.00th | v5 (v2026.06.15) |
| Sep 21, 2026 | 3.79% (0.03792) | 89.55th | v5 (v2026.06.15) |
| Sep 6, 2026 | 2.11% (0.02113) | 80.59th | v5 (v2026.06.15) |
| Sep 5, 2026 | 3.79% (0.03792) | 89.32th | v5 (v2026.06.15) |
| Aug 30, 2026 | 2.11% (0.02113) | 80.50th | v5 (v2026.06.15) |
| Aug 28, 2026 | 3.79% (0.03792) | 89.25th | v5 (v2026.06.15) |
| Aug 24, 2026 | 2.11% (0.02113) | 80.39th | v5 (v2026.06.15) |
| Aug 23, 2026 | 3.79% (0.03792) | 89.21th | v5 (v2026.06.15) |
| Jun 15, 2026 | 2.11% (0.02113) | 79.34th | v5 (v2026.06.15) |
| Mar 17, 2025 | 0.86% (0.00858) | 73.40th | v4 (v2025.03.14) |
| Dec 12, 2024 | 1.84% (0.01844) | 88.79th | v3 (v2023.03.01) |
| Dec 8, 2023 | 1.84% (0.01844) | 86.94th | v3 (v2023.03.01) |
| Jul 23, 2023 | 1.70% (0.01700) | 86.09th | v3 (v2023.03.01) |
| May 4, 2023 | 1.51% (0.01506) | 84.96th | v3 (v2023.03.01) |
| Mar 7, 2023 | 1.28% (0.01283) | 83.64th | v3 (v2023.03.01) |
| Mar 6, 2023 | 1.78% (0.01776) | 76.86th | v2 (v2022.01.01) |
| Feb 23, 2023 | 1.78% (0.01776) | 76.81th | v2 (v2022.01.01) |
| Apr 1, 2022 | 1.78% (0.01776) | 74.78th | v2 (v2022.01.01) |
| Feb 4, 2022 | 1.78% (0.01776) | 53.99th | v2 (v2022.01.01) |
References (12)
- http://bugs.fi/fuzzing/index.html x_refsource_MISC
- http://lists.opensuse.org/opensuse-updates/2016-04/msg00079.html vendor-advisoryx_refsource_SUSE
- http://lists.opensuse.org/opensuse-updates/2016-04/msg00084.html vendor-advisoryx_refsource_SUSE
- http://lists.opensuse.org/opensuse-updates/2016-05/msg00019.html vendor-advisoryx_refsource_SUSE
- http://www.securityfocus.com/bid/88103 vdb-entryx_refsource_BID
- https://access.redhat.com/security/cve/CVE-2016-3977 Vendor Advisory
- https://bugzilla.redhat.com/show_bug.cgi?id=1325771 x_refsource_CONFIRMIssue Tracking
- https://nvd.nist.gov/vuln/detail/CVE-2016-3977
- https://sourceforge.net/p/giflib/bugs/87/ x_refsource_CONFIRMPatch
- https://sourceforge.net/p/giflib/code/ci/ea8dbc5786862a3e16a5acfa3d24e2c2f608cd88/ x_refsource_CONFIRMPatchVendor Advisory
- https://usn.ubuntu.com/4107-1/ vendor-advisoryx_refsource_UBUNTU
- https://www.cve.org/CVERecord?id=CVE-2016-3977
| Link | Providers | Tags |
|---|---|---|
| http://bugs.fi/fuzzing/index.html | x_refsource_MISC | |
| http://lists.opensuse.org/opensuse-updates/2016-04/msg00079.html | vendor-advisoryx_refsource_SUSE | |
| http://lists.opensuse.org/opensuse-updates/2016-04/msg00084.html | vendor-advisoryx_refsource_SUSE | |
| http://lists.opensuse.org/opensuse-updates/2016-05/msg00019.html | vendor-advisoryx_refsource_SUSE | |
| http://www.securityfocus.com/bid/88103 | vdb-entryx_refsource_BID | |
| https://access.redhat.com/security/cve/CVE-2016-3977 | Vendor Advisory | |
| https://bugzilla.redhat.com/show_bug.cgi?id=1325771 | x_refsource_CONFIRMIssue Tracking | |
| https://nvd.nist.gov/vuln/detail/CVE-2016-3977 | ||
| https://sourceforge.net/p/giflib/bugs/87/ | x_refsource_CONFIRMPatch | |
| https://sourceforge.net/p/giflib/code/ci/ea8dbc5786862a3e16a5acfa3d24e2c2f608cd88/ | x_refsource_CONFIRMPatchVendor Advisory | |
| https://usn.ubuntu.com/4107-1/ | vendor-advisoryx_refsource_UBUNTU | |
| https://www.cve.org/CVERecord?id=CVE-2016-3977 |
Change history (0)
No recorded changes yet.