CVE-2016-2554 Memory corruption in n/a
Remote attackers can cause a denial of service or potentially execute code via a crafted TAR archive processed by the PHP phar extension.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Over the internet
- Victim action needed
- Not needed
- Fix
- Available
What is CVE-2016-2554?
CVE-2016-2554 is a critical memory corruption vulnerability in Php Php, published on 16 May 2016. An attacker can exploit it over the internet without logging in, with no action from the victim.
Official description
Stack-based buffer overflow in ext/phar/tar.c in PHP before 5.5.32, 5.6.x before 5.6.18, and 7.x before 7.0.3 allows remote attackers to cause a denial of service (application crash) or possibly have unspecified other impact via a crafted TAR archive.
Weakness: CWE-119
Which versions are affected by CVE-2016-2554?
It affects 1 product.
Products include Php Php.
How do I fix CVE-2016-2554?
Upgrade to a fixed version.
Upgrade to the fixed version. Memory-safe languages, compiler hardening and fuzzing prevent most new cases. More about Memory corruption.
Is CVE-2016-2554 being exploited?
There is no known exploitation of CVE-2016-2554 in the wild and no public exploit code.
Other vulnerabilities in Php Php
Sources
Also known as GHSA-vmgr-pj64-hmwj, UBUNTU-CVE-2016-2554.