CVE-2016-6295 Use after free in n/a
Remote attackers can cause denial of service or potential code execution via crafted serialized data in the PHP SNMP 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-2016-6295?
CVE-2016-6295 is a critical use after free vulnerability in Php Php, published on 25 Jul 2016. An attacker can exploit it over the internet without logging in, with no action from the victim.
Official description
ext/snmp/snmp.c in PHP before 5.5.38, 5.6.x before 5.6.24, and 7.x before 7.0.9 improperly interacts with the unserialize implementation and garbage collection, which allows remote attackers to cause a denial of service (use-after-free and application crash) or possibly have unspecified other impact via crafted serialized data, a related issue to CVE-2016-5773.
Weakness: CWE-416
Which versions are affected by CVE-2016-6295?
It affects 1 product.
Products include Php Php.
How do I fix CVE-2016-6295?
Upgrade to a fixed version.
Upgrade to the fixed version. These bugs are found with fuzzing and sanitisers and avoided by memory-safe languages. More about Use after free.
Is CVE-2016-6295 being exploited?
There is no known exploitation of CVE-2016-6295 in the wild and no public exploit code.
Other vulnerabilities in Php Php
Sources
Also known as GHSA-qfmg-9m9f-p46q, UBUNTU-CVE-2016-6295.