critical
CVE-2016-8670
php: Stack based buffer overflow in dynamicGetbuf
In the Trivy database since at least 24 Oct 2026, 07:11 UTCWhen it arrived before that build is not recorded.
Severity by source
NVD9.8CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Red Hat8.1CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H
Trivy's own label is CRITICAL. Rated critical by NVD. Rated lower by Red Hat (medium), Amazon (medium), Ubuntu (medium).
Description
Integer signedness error in the dynamicGetbuf function in gd_io_dp.c in the GD Graphics Library (aka libgd) through 2.2.3, as used in PHP before 5.6.28 and 7.x before 7.0.13, allows remote attackers to cause a denial of service (stack-based buffer overflow) or possibly have unspecified other impact via a crafted imagecreatefromstring call.
Affected packages and fixed versions
| Source | Package | Fixed in |
|---|---|---|
| amazon linux 1 | php56, php56-bcmath, php56-cli and 29 more | 5.6.29-1.131.amzn1 |
| debian 11 | libgd2 | 2.2.3-87-gd0fec80-1 |
| debian 12 | libgd2 | 2.2.3-87-gd0fec80-1 |
| debian 13 | libgd2 | 2.2.3-87-gd0fec80-1 |
| debian 14 | libgd2 | 2.2.3-87-gd0fec80-1 |
| debian 7 | libgd2 | 2.0.36~rc1~dfsg-6.1+deb7u6 |
| debian 8 | libgd2 | 2.1.0-5+deb8u7 |
| echo | libgd2 | 2.2.3-87-gd0fec80-1 |
| Red Hat | gd, gd-devel, gd-progs and 88 more | no fix listed |
| seal Red Hat 7 | gd, seal-gd | 2.0.35-27.el7_9+sp999 |
| ubuntu 12.04 | libgd2 | 2.0.36~rc1~dfsg-6ubuntu2.3 |
| ubuntu 14.04 | libgd2 | 2.1.0-3ubuntu0.5 |
Show all 138 entries from 16 sources
| Source | Package | Fixed in |
|---|---|---|
| amazon linux 1 | php56 | 5.6.29-1.131.amzn1 |
| amazon linux 1 | php56-bcmath | 5.6.29-1.131.amzn1 |
| amazon linux 1 | php56-cli | 5.6.29-1.131.amzn1 |
| amazon linux 1 | php56-common | 5.6.29-1.131.amzn1 |
| amazon linux 1 | php56-dba | 5.6.29-1.131.amzn1 |
| amazon linux 1 | php56-dbg | 5.6.29-1.131.amzn1 |
| amazon linux 1 | php56-debuginfo | 5.6.29-1.131.amzn1 |
| amazon linux 1 | php56-devel | 5.6.29-1.131.amzn1 |
| amazon linux 1 | php56-embedded | 5.6.29-1.131.amzn1 |
| amazon linux 1 | php56-enchant | 5.6.29-1.131.amzn1 |
| amazon linux 1 | php56-fpm | 5.6.29-1.131.amzn1 |
| amazon linux 1 | php56-gd | 5.6.29-1.131.amzn1 |
| amazon linux 1 | php56-gmp | 5.6.29-1.131.amzn1 |
| amazon linux 1 | php56-imap | 5.6.29-1.131.amzn1 |
| amazon linux 1 | php56-intl | 5.6.29-1.131.amzn1 |
| amazon linux 1 | php56-ldap | 5.6.29-1.131.amzn1 |
| amazon linux 1 | php56-mbstring | 5.6.29-1.131.amzn1 |
| amazon linux 1 | php56-mcrypt | 5.6.29-1.131.amzn1 |
| amazon linux 1 | php56-mssql | 5.6.29-1.131.amzn1 |
| amazon linux 1 | php56-mysqlnd | 5.6.29-1.131.amzn1 |
| amazon linux 1 | php56-odbc | 5.6.29-1.131.amzn1 |
| amazon linux 1 | php56-opcache | 5.6.29-1.131.amzn1 |
| amazon linux 1 | php56-pdo | 5.6.29-1.131.amzn1 |
| amazon linux 1 | php56-pgsql | 5.6.29-1.131.amzn1 |
| amazon linux 1 | php56-process | 5.6.29-1.131.amzn1 |
| amazon linux 1 | php56-pspell | 5.6.29-1.131.amzn1 |
| amazon linux 1 | php56-recode | 5.6.29-1.131.amzn1 |
| amazon linux 1 | php56-snmp | 5.6.29-1.131.amzn1 |
| amazon linux 1 | php56-soap | 5.6.29-1.131.amzn1 |
| amazon linux 1 | php56-tidy | 5.6.29-1.131.amzn1 |
| amazon linux 1 | php56-xml | 5.6.29-1.131.amzn1 |
| amazon linux 1 | php56-xmlrpc | 5.6.29-1.131.amzn1 |
| debian 11 | libgd2 | 2.2.3-87-gd0fec80-1 |
| debian 12 | libgd2 | 2.2.3-87-gd0fec80-1 |
| debian 13 | libgd2 | 2.2.3-87-gd0fec80-1 |
| debian 14 | libgd2 | 2.2.3-87-gd0fec80-1 |
| debian 7 | libgd2 | 2.0.36~rc1~dfsg-6.1+deb7u6 |
| debian 8 | libgd2 | 2.1.0-5+deb8u7 |
| echo | libgd2 | 2.2.3-87-gd0fec80-1 |
| Red Hat | gd | no fix listed |
| Red Hat | gd-devel | no fix listed |
| Red Hat | gd-progs | no fix listed |
| Red Hat | php | no fix listed |
| Red Hat | php-bcmath | no fix listed |
| Red Hat | php-cli | no fix listed |
| Red Hat | php-common | no fix listed |
| Red Hat | php-dba | no fix listed |
| Red Hat | php-devel | no fix listed |
| Red Hat | php-embedded | no fix listed |
| Red Hat | php-enchant | no fix listed |
| Red Hat | php-fpm | no fix listed |
| Red Hat | php-gd | no fix listed |
| Red Hat | php-imap | no fix listed |
| Red Hat | php-intl | no fix listed |
| Red Hat | php-ldap | no fix listed |
| Red Hat | php-mbstring | no fix listed |
| Red Hat | php-mysql | no fix listed |
| Red Hat | php-mysqlnd | no fix listed |
| Red Hat | php-odbc | no fix listed |
| Red Hat | php-pdo | no fix listed |
| Red Hat | php-pgsql | no fix listed |
| Red Hat | php-process | no fix listed |
| Red Hat | php-pspell | no fix listed |
| Red Hat | php-recode | no fix listed |
| Red Hat | php-snmp | no fix listed |
| Red Hat | php-soap | no fix listed |
| Red Hat | php-tidy | no fix listed |
| Red Hat | php-xml | no fix listed |
| Red Hat | php-xmlrpc | no fix listed |
| Red Hat | php-zts | no fix listed |
| Red Hat | rh-php56-php | no fix listed |
| Red Hat | rh-php56-php-bcmath | no fix listed |
| Red Hat | rh-php56-php-cli | no fix listed |
| Red Hat | rh-php56-php-common | no fix listed |
| Red Hat | rh-php56-php-dba | no fix listed |
| Red Hat | rh-php56-php-dbg | no fix listed |
| Red Hat | rh-php56-php-devel | no fix listed |
| Red Hat | rh-php56-php-embedded | no fix listed |
| Red Hat | rh-php56-php-enchant | no fix listed |
| Red Hat | rh-php56-php-fpm | no fix listed |
| Red Hat | rh-php56-php-gd | no fix listed |
| Red Hat | rh-php56-php-gmp | no fix listed |
| Red Hat | rh-php56-php-imap | no fix listed |
| Red Hat | rh-php56-php-intl | no fix listed |
| Red Hat | rh-php56-php-ldap | no fix listed |
| Red Hat | rh-php56-php-mbstring | no fix listed |
| Red Hat | rh-php56-php-mysqlnd | no fix listed |
| Red Hat | rh-php56-php-odbc | no fix listed |
| Red Hat | rh-php56-php-opcache | no fix listed |
| Red Hat | rh-php56-php-pdo | no fix listed |
| Red Hat | rh-php56-php-pgsql | no fix listed |
| Red Hat | rh-php56-php-process | no fix listed |
| Red Hat | rh-php56-php-pspell | no fix listed |
| Red Hat | rh-php56-php-recode | no fix listed |
| Red Hat | rh-php56-php-snmp | no fix listed |
| Red Hat | rh-php56-php-soap | no fix listed |
| Red Hat | rh-php56-php-tidy | no fix listed |
| Red Hat | rh-php56-php-xml | no fix listed |
| Red Hat | rh-php56-php-xmlrpc | no fix listed |
| Red Hat | rh-php70-php | no fix listed |
| Red Hat | rh-php70-php-bcmath | no fix listed |
| Red Hat | rh-php70-php-cli | no fix listed |
| Red Hat | rh-php70-php-common | no fix listed |
| Red Hat | rh-php70-php-dba | no fix listed |
| Red Hat | rh-php70-php-dbg | no fix listed |
| Red Hat | rh-php70-php-devel | no fix listed |
| Red Hat | rh-php70-php-embedded | no fix listed |
| Red Hat | rh-php70-php-enchant | no fix listed |
| Red Hat | rh-php70-php-fpm | no fix listed |
| Red Hat | rh-php70-php-gd | no fix listed |
| Red Hat | rh-php70-php-gmp | no fix listed |
| Red Hat | rh-php70-php-imap | no fix listed |
| Red Hat | rh-php70-php-intl | no fix listed |
| Red Hat | rh-php70-php-json | no fix listed |
| Red Hat | rh-php70-php-ldap | no fix listed |
| Red Hat | rh-php70-php-mbstring | no fix listed |
| Red Hat | rh-php70-php-mysqlnd | no fix listed |
| Red Hat | rh-php70-php-odbc | no fix listed |
| Red Hat | rh-php70-php-opcache | no fix listed |
| Red Hat | rh-php70-php-pdo | no fix listed |
| Red Hat | rh-php70-php-pgsql | no fix listed |
| Red Hat | rh-php70-php-process | no fix listed |
| Red Hat | rh-php70-php-pspell | no fix listed |
| Red Hat | rh-php70-php-recode | no fix listed |
| Red Hat | rh-php70-php-snmp | no fix listed |
| Red Hat | rh-php70-php-soap | no fix listed |
| Red Hat | rh-php70-php-tidy | no fix listed |
| Red Hat | rh-php70-php-xml | no fix listed |
| Red Hat | rh-php70-php-xmlrpc | no fix listed |
| Red Hat | rh-php70-php-zip | no fix listed |
| seal Red Hat 7 | gd | 2.0.35-27.el7_9+sp999 |
| seal Red Hat 7 | seal-gd | 2.0.35-27.el7_9+sp999 |
| ubuntu 12.04 | libgd2 | 2.0.36~rc1~dfsg-6ubuntu2.3 |
| ubuntu 14.04 | libgd2 | 2.1.0-3ubuntu0.5 |
| ubuntu 14.04-ESM | libgd2 | 2.1.0-3ubuntu0.5 |
| ubuntu 16.04 | libgd2 | 2.1.1-4ubuntu0.16.04.5 |
| ubuntu 16.04-ESM | libgd2 | 2.1.1-4ubuntu0.16.04.5 |
| ubuntu 16.10 | libgd2 | 2.2.1-1ubuntu3.2 |
References
- http://www.debian.org/security/2016/dsa-3693
- http://www.openwall.com/lists/oss-security/2016/10/15/1
- http://www.php.net/ChangeLog-5.php
- http://www.php.net/ChangeLog-7.php
- http://www.securityfocus.com/bid/93594
- https://access.redhat.com/security/cve/CVE-2016-8670
- https://bugs.php.net/bug.php?id=73280
- https://github.com/libgd/libgd/commit/53110871935244816bbb9d131da0bccff734bfe9