First published: Thu Nov 10 2016(Updated: )
Stack consumption vulnerability in the gdImageFillToBorder function in gd.c in the GD Graphics Library (aka libgd) before 2.2.2, as used in PHP before 5.6.28 and 7.x before 7.0.13, allows remote attackers to cause a denial of service (segmentation violation) via a crafted imagefilltoborder call that triggers use of a negative color value.
Credit: cve@mitre.org
Affected Software | Affected Version | How to fix |
---|---|---|
redhat/php | <5.6.28 | 5.6.28 |
redhat/php | <7.0.13 | 7.0.13 |
redhat/php | <7.1.0 | 7.1.0 |
redhat/gd | <2.2.2 | 2.2.2 |
PHP | <7.0.13 | 7.0.13 |
libgd | =2.2.1 | |
PHP | <=5.6.27 | |
PHP | =7.0.0 | |
PHP | =7.0.1 | |
PHP | =7.0.2 | |
PHP | =7.0.3 | |
PHP | =7.0.4 | |
PHP | =7.0.5 | |
PHP | =7.0.6 | |
PHP | =7.0.7 | |
PHP | =7.0.8 | |
PHP | =7.0.9 | |
PHP | =7.0.10 | |
PHP | =7.0.11 |
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CVE-2016-9933 has a severity level that could lead to denial of service due to stack consumption.
To fix CVE-2016-9933, upgrade to PHP version 5.6.28 or 7.0.13, or GD version 2.2.2 or later.
CVE-2016-9933 affects PHP versions prior to 5.6.28 and 7.0.13, as well as GD versions prior to 2.2.2.
Yes, CVE-2016-9933 can be exploited remotely through crafted imagefilltoborder calls.
CVE-2016-9933 is classified as a stack consumption vulnerability.