CVE-2015-8877 Denial of service in n/a

High 7.5 Published 22 May 2016 Updated 6 Aug 2024

Remote attackers can cause denial of service via memory consumption in the GD Graphics Library through crafted image scaling calls.

Exploited in the wild: Not known
Login needed: Not needed
Attackable: Over the internet
Victim action needed: Not needed
Fix: Available

What is CVE-2015-8877?

CVE-2015-8877 is a high-severity denial of service vulnerability in Php Php, published on 22 May 2016. An attacker can exploit it over the internet without logging in, with no action from the victim.

Official description

The gdImageScaleTwoPass function in gd_interpolation.c in the GD Graphics Library (aka libgd) before 2.2.0, as used in PHP before 5.6.12, uses inconsistent allocate and free approaches, which allows remote attackers to cause a denial of service (memory consumption) via a crafted call, as demonstrated by a call to the PHP imagescale function.

Weakness: CWE-399

Which versions are affected by CVE-2015-8877?

It affects 2 products.

Products include Libgd Libgd, Php Php.

How do I fix CVE-2015-8877?

Upgrade to a fixed version.

Upgrade, then put limits on request size, rate and nesting depth so one client cannot exhaust the service. More about Denial of service.

Is CVE-2015-8877 being exploited?

There is no known exploitation of CVE-2015-8877 in the wild and no public exploit code.

All Php Php vulnerabilities

Sources

Also known as DEBIAN-CVE-2015-8877, GHSA-pw83-9cfw-pfm6, UBUNTU-CVE-2015-8877.