CVE-2016-9933
HIGH severity · CVSS 7.5 · Memory corruption
7.5CVSS HIGH
Summary
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.
Impact & exploitability
Attack vectorNetwork
Attack complexityLow
Privileges requiredNone
User interactionNone
Confidentiality impactNone
Integrity impactNone
Availability impactHigh
Exploit probability (EPSS)7%
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Affected products we track (1)
Recommendation
Apply the vendor fix promptly. Open any affected product above for its exact safe version.
Additional information
- NVD record
- http://www.php.net/ChangeLog-5.phpAdvisory
- http://lists.opensuse.org/opensuse-updates/2016-12/msg00133.html
- http://lists.opensuse.org/opensuse-updates/2016-12/msg00142.html
- http://lists.opensuse.org/opensuse-updates/2017-01/msg00002.html
- http://lists.opensuse.org/opensuse-updates/2017-01/msg00034.html
- http://lists.opensuse.org/opensuse-updates/2017-01/msg00054.html
- http://www.debian.org/security/2017/dsa-3751
- http://www.openwall.com/lists/oss-security/2016/12/12/2Advisory