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Vulnerability record · CVE-2016-6207 · published 12 August 2016

CVE-2016-6207: Libgd memory buffer overflow vulnerability

Libgd · Libgd

Integer overflow in the _gdContributionsAlloc function in gd_interpolation.c in GD Graphics Library (aka libgd) before 2.2.3 allows remote attackers to cause a denial of service (out-of-bounds memory write or memory consumption) via unspecified vectors.

6.5 CVSS 3.1 Medium EPSS 6.3% · top 6.7% CWE-119 · Memory buffer overflowCWE-190 · Integer overflow
6.5CVSS 3.1 base score, v2 4.3
6.3%EPSS exploitation probability, 30 days
NoNot in CISA KEV
4Affected product versions listed by NVD
26References
17 Jun 2026Last modified by NVD

Description

Integer overflow in the _gdContributionsAlloc function in gd_interpolation.c in GD Graphics Library (aka libgd) before 2.2.3 allows remote attackers to cause a denial of service (out-of-bounds memory write or memory consumption) via unspecified vectors.

CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H

Affected products

4 vulnerable configurations from NVD's CPE data, grouped by vendor and product.

References

LinkTags
http://lists.opensuse.org/opensuse-updates/2016-08/msg00086.html Mailing ListThird Party Advisory
http://lists.opensuse.org/opensuse-updates/2016-09/msg00078.html Mailing ListThird Party Advisory
http://packetstormsecurity.com/files/138174/LibGD-2.2.2-Integer-Overflow-Denial-Of-Service.html Third Party AdvisoryVDB Entry
http://rhn.redhat.com/errata/RHSA-2016-2750.html Third Party Advisory
http://www.debian.org/security/2016/dsa-3630 Third Party Advisory
http://www.securityfocus.com/archive/1/539100/100/0/threaded Third Party AdvisoryVDB Entry
http://www.securityfocus.com/bid/92080 Third Party AdvisoryVDB Entry
http://www.securitytracker.com/id/1036535 PatchThird Party AdvisoryVDB Entry
http://www.ubuntu.com/usn/USN-3060-1 Mailing ListThird Party Advisory
https://bugs.php.net/bug.php?id=72558 Issue TrackingVendor Advisory
https://libgd.github.io/release-2.2.3.html Vendor Advisory
https://secunia.com/secunia_research/2016-9/ Third Party AdvisoryVDB Entry
https://security.gentoo.org/glsa/201612-09 Third Party Advisory
http://lists.opensuse.org/opensuse-updates/2016-08/msg00086.html Mailing ListThird Party Advisory
http://lists.opensuse.org/opensuse-updates/2016-09/msg00078.html Mailing ListThird Party Advisory
http://packetstormsecurity.com/files/138174/LibGD-2.2.2-Integer-Overflow-Denial-Of-Service.html Third Party AdvisoryVDB Entry
http://rhn.redhat.com/errata/RHSA-2016-2750.html Third Party Advisory
http://www.debian.org/security/2016/dsa-3630 Third Party Advisory
http://www.securityfocus.com/archive/1/539100/100/0/threaded Third Party AdvisoryVDB Entry
http://www.securityfocus.com/bid/92080 Third Party AdvisoryVDB Entry
http://www.securitytracker.com/id/1036535 PatchThird Party AdvisoryVDB Entry
http://www.ubuntu.com/usn/USN-3060-1 Mailing ListThird Party Advisory
https://bugs.php.net/bug.php?id=72558 Issue TrackingVendor Advisory
https://libgd.github.io/release-2.2.3.html Vendor Advisory
https://secunia.com/secunia_research/2016-9/ Third Party AdvisoryVDB Entry
https://security.gentoo.org/glsa/201612-09 Third Party Advisory

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Source: NIST National Vulnerability Database (record CVE-2016-6207), CISA KEV, FIRST EPSS (scores of 2026-09-26). This page is refreshed as NVD updates the record.