Vulnerability identifier: #VU9868
Vulnerability risk: Low
Exploitation vector: Network
Exploit availability: No
Universal components / Libraries / Scripting languages
Vendor: PHP Group
The vulnerability allows a remote attacker to perform a denial of service attack.
The vulnerability exists due to an error in gdImageCreateFromGifCtx() function when processing images with GD library. A remote attacker can create a specially crafted image, pass it to vulnerable application and perform a denial of service (DoS) attack via infinite loop.
Update to version 7.0.27,7.1.13 or 7.2.1.
Vulnerable software versions
PHP: 7.2.0, 7.1.0 - 7.1.12, 7.0.0 - 7.0.26
Can this vulnerability be exploited remotely?
Is there known malware, which exploits this vulnerability?