CVE-2015-5589 Null dereference in n/a
Remote attackers can cause a denial of service via a crafted TAR archive due to improper file pointer validation in 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-2015-5589?
CVE-2015-5589 is a critical 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
The phar_convert_to_other function in ext/phar/phar_object.c in PHP before 5.4.43, 5.5.x before 5.5.27, and 5.6.x before 5.6.11 does not validate a file pointer before a close operation, which allows remote attackers to cause a denial of service (segmentation fault) or possibly have unspecified other impact via a crafted TAR archive that is mishandled in a Phar::convertToData call.
Weakness: CWE-20
Which versions are affected by CVE-2015-5589?
It affects 1 product.
Products include Php Php.
How do I fix CVE-2015-5589?
Upgrade to a fixed version.
Is CVE-2015-5589 being exploited?
There is no known exploitation of CVE-2015-5589 in the wild and no public exploit code.
Other vulnerabilities in Php Php
Sources
Also known as GHSA-w5qc-4r89-xv6r, UBUNTU-CVE-2015-5589.