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Fencer Intel
high 8.8

CVE-2016-5767 json

Integer overflow in the gdImageCreate function in gd.c in the GD Graphics Library (aka libgd) before 2.0.34RC1, as used in PHP before 5.5.3…

published 2016-08-07 10 y ago modified 2026-06-17 4 mo ago also EUVD-2016-6702

cvss
8.8
version 3.0, NVD
cisa kev
Not listed
not in CISA's catalog
epss
6.7%
EPSS 6.7% chance of exploitation in 30 days, percentile 93%
public exploits
0
none known

Summary

Integer overflow in the gdImageCreate function in gd.c in the GD Graphics Library (aka libgd) before 2.0.34RC1, as used in PHP before 5.5.37, 5.6.x before 5.6.23, and 7.x before 7.0.8, allows remote attackers to cause a denial of service (heap-based buffer overflow and application crash) or possibly have unspecified other impact via a crafted image dimensions.

Patch / fix

  • libgd2 Debian 14, Debian 13, Debian 12 2.0.34~rc1-1

debian advisories DEBIAN-CVE-2016-5767

  • rh-php56 RHEL 2 SOFTWARE_COLLECTIONS 2.3-1.el6
  • rh-php56 RHEL 2 SOFTWARE_COLLECTIONS 2.3-1.el7
  • rh-php56-php RHEL 2 SOFTWARE_COLLECTIONS 5.6.25-1.el6
  • rh-php56-php RHEL 2 SOFTWARE_COLLECTIONS 5.6.25-1.el7
  • rh-php56-php-gd RHEL 2 SOFTWARE_COLLECTIONS 5.6.25-1.el6
  • rh-php56-php-gd RHEL 2 SOFTWARE_COLLECTIONS 5.6.25-1.el7
  • rh-php56-php-cli RHEL 2 SOFTWARE_COLLECTIONS 5.6.25-1.el6
  • rh-php56-php-cli RHEL 2 SOFTWARE_COLLECTIONS 5.6.25-1.el7

red hat advisories RHSA-2016:2750RHSA-2016:2598

  • php53 SLES for SAP 11 SP4, SLES 11 SP4, SLE Software Development Kit 11 SP4 5.3.17-74.1
  • php5 SLE Software Development Kit 12 SP1, SLE Module for Web and Scripting 12 5.5.14-68.1
  • php5 SLES 11 SP2-LTSS 5.2.14-0.7.30.89.1

suse advisories SUSE-SU-2016:2080-1SUSE-SU-2016:2013-1SUSE-SU-2016:1842-1

  • gd Alpine 3.4 2.2.2-r0

alpine advisories ALPINE-CVE-2016-5767

Alpine secdb © Alpine Linux, from https://secdb.alpinelinux.org via OSV; changed: normalised to fixed package versions per release. CC BY-SA 4.0

Vendor advisories

What the vendors themselves say about their products: affected, fixed or not affected, and what to do.

red hat product security vex CVE-2016-5767 updated cvss 5.6

gd: Integer Overflow in gdImagePaletteToTrueColor() resulting in heap overflow

  • Red Hat Enterprise Linux 5 php, php53 Red Hat Enterprise Linux 6 php, php-gd, php-cli, php-dba, php-fpm, php-pdo, +20 more Red Hat Software Collections php54-php, php55-php, php54-php-gd, php55-php-gd, php54-php-cli, php54-php-dba, +44 more
    affected: no fix planned “Will not fix”
  • Red Hat Enterprise Linux Client Optional (v. 7) php 5.4.16-42.el7, php-gd 5.4.16-42.el7, php-cli 5.4.16-42.el7, php-dba 5.4.16-42.el7, php-fpm 5.4.16-42.el7, php-pdo 5.4.16-42.el7, +18 more Red Hat Enterprise Linux ComputeNode Optional (v. 7) php 5.4.16-42.el7, php-gd 5.4.16-42.el7, php-cli 5.4.16-42.el7, php-dba 5.4.16-42.el7, php-fpm 5.4.16-42.el7, php-pdo 5.4.16-42.el7, +18 more Red Hat Enterprise Linux Server (v. 7) php 5.4.16-42.el7, php-gd 5.4.16-42.el7, php-cli 5.4.16-42.el7, php-pdo 5.4.16-42.el7, php-xml 5.4.16-42.el7, php-ldap 5.4.16-42.el7, +8 more Red Hat Enterprise Linux Server Optional (v. 7) php-dba 5.4.16-42.el7, php-fpm 5.4.16-42.el7, php-intl 5.4.16-42.el7, php-snmp 5.4.16-42.el7, php-bcmath 5.4.16-42.el7, php-pspell 5.4.16-42.el7, +4 more Red Hat Enterprise Linux Workstation (v. 7) php 5.4.16-42.el7, php-gd 5.4.16-42.el7, php-cli 5.4.16-42.el7, php-pdo 5.4.16-42.el7, php-xml 5.4.16-42.el7, php-ldap 5.4.16-42.el7, +8 more Red Hat Enterprise Linux Workstation Optional (v. 7) php-dba 5.4.16-42.el7, php-fpm 5.4.16-42.el7, php-intl 5.4.16-42.el7, php-snmp 5.4.16-42.el7, php-bcmath 5.4.16-42.el7, php-pspell 5.4.16-42.el7, +4 more
    fixed: vendor fix RHSA-2016:2598
  • Red Hat Software Collections for Red Hat Enterprise Linux Server (v. 6) rh-php56 2.3-1.el6, rh-php56-php 5.6.25-1.el6, rh-php56-runtime 2.3-1.el6, rh-php56-scldevel 2.3-1.el6, rh-php56-php-gd 5.6.25-1.el6, rh-php56-php-cli 5.6.25-1.el6, +26 more Red Hat Software Collections for Red Hat Enterprise Linux Server (v. 7) rh-php56 2.3-1.el7, rh-php56-php 5.6.25-1.el7, rh-php56-runtime 2.3-1.el7, rh-php56-scldevel 2.3-1.el7, rh-php56-php-gd 5.6.25-1.el7, rh-php56-php-cli 5.6.25-1.el7, +24 more Red Hat Software Collections for Red Hat Enterprise Linux Server EUS (v. 6.7) rh-php56 2.3-1.el6, rh-php56-php 5.6.25-1.el6, rh-php56-runtime 2.3-1.el6, rh-php56-scldevel 2.3-1.el6, rh-php56-php-gd 5.6.25-1.el6, rh-php56-php-cli 5.6.25-1.el6, +26 more Red Hat Software Collections for Red Hat Enterprise Linux Server EUS (v. 7.2) rh-php56 2.3-1.el7, rh-php56-php 5.6.25-1.el7, rh-php56-runtime 2.3-1.el7, rh-php56-scldevel 2.3-1.el7, rh-php56-php-gd 5.6.25-1.el7, rh-php56-php-cli 5.6.25-1.el7, +24 more Red Hat Software Collections for Red Hat Enterprise Linux Server EUS (v. 7.3) rh-php56 2.3-1.el7, rh-php56-php 5.6.25-1.el7, rh-php56-runtime 2.3-1.el7, rh-php56-scldevel 2.3-1.el7, rh-php56-php-gd 5.6.25-1.el7, rh-php56-php-cli 5.6.25-1.el7, +24 more Red Hat Software Collections for Red Hat Enterprise Linux Workstation (v. 6) rh-php56 2.3-1.el6, rh-php56-php 5.6.25-1.el6, rh-php56-runtime 2.3-1.el6, rh-php56-scldevel 2.3-1.el6, rh-php56-php-gd 5.6.25-1.el6, rh-php56-php-cli 5.6.25-1.el6, +26 more
    +1 more products
    Red Hat Software Collections for Red Hat Enterprise Linux Workstation (v. 7) rh-php56 2.3-1.el7, rh-php56-php 5.6.25-1.el7, rh-php56-runtime 2.3-1.el7, rh-php56-scldevel 2.3-1.el7, rh-php56-php-gd 5.6.25-1.el7, rh-php56-php-cli 5.6.25-1.el7, +24 more
    fixed: vendor fix RHSA-2016:2750
  • Red Hat Enterprise Linux 5 gd Red Hat Enterprise Linux 6 gd, gd-progs Red Hat Enterprise Linux 7 gd, gd-progs Red Hat Enterprise Linux 8 gd Red Hat OpenShift Enterprise 2 gd
    not affected: vulnerable code not present

Red Hat CSAF VEX © Red Hat, Inc., from https://security.access.redhat.com/data/csaf/v2/vex/; changed: reduced to product statuses and remediations. CC BY 4.0 · csaf

Exploit prediction

6.66% chance of exploitation in the next 30 days, higher than 93% of all scored CVEs (FIRST EPSS, 2026-11-09).

CVSS scores

assigned by version score vector
NVD 3.0 8.8 CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
NVD 2.0 6.8 AV:N/AC:M/Au:N/C:P/I:P/A:P

Classification

Weakness
  • CWE-190 Integer Overflow or Wraparound

References

Sources

Fencer Intel keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.