CVE-2016-7414 Memory corruption in n/a
Remote attackers can cause denial of service or potential code execution via crafted PHAR archives due to insufficient size checks in PHP's ZIP signature verification.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Over the internet
- Victim action needed
- Not needed
- Fix
- Available
What is CVE-2016-7414?
CVE-2016-7414 is a critical memory corruption vulnerability in Php Php, published on 17 Sep 2016. An attacker can exploit it over the internet without logging in, with no action from the victim.
Official description
The ZIP signature-verification feature in PHP before 5.6.26 and 7.x before 7.0.11 does not ensure that the uncompressed_filesize field is large enough, which allows remote attackers to cause a denial of service (out-of-bounds memory access) or possibly have unspecified other impact via a crafted PHAR archive, related to ext/phar/util.c and ext/phar/zip.c.
Weakness: CWE-119
Which versions are affected by CVE-2016-7414?
It affects 1 product.
Products include Php Php.
How do I fix CVE-2016-7414?
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-2016-7414 being exploited?
There is no known exploitation of CVE-2016-7414 in the wild and no public exploit code.
Other vulnerabilities in Php Php
Sources
Also known as ALPINE-CVE-2016-7414, GHSA-xq84-67jm-4565, UBUNTU-CVE-2016-7414.