CVE-2016-8670 Integer overflow in n/a
Remote attackers can cause denial of service or potential code execution via crafted image data in the GD Graphics Library.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Over the internet
- Victim action needed
- Not needed
- Fix
- Available
What is CVE-2016-8670?
CVE-2016-8670 is a critical vulnerability in n/a, published on 4 Jan 2017. An attacker can exploit it over the internet without logging in, with no action from the victim.
Official 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.
Weakness: CWE-119
Which versions are affected by CVE-2016-8670?
It affects 1 product.
Products include Libgd Libgd.
How do I fix CVE-2016-8670?
Upgrade to a fixed version.
Is CVE-2016-8670 being exploited?
There is no known exploitation of CVE-2016-8670 in the wild and no public exploit code.
Other vulnerabilities in n/a
Sources
Also known as DEBIAN-CVE-2016-8670, GHSA-7hrm-234x-37p5, UBUNTU-CVE-2016-8670.