CVE-2015-5073 Memory corruption in n/a

Critical 9.1 Published 13 Dec 2016 Updated 6 Aug 2024

Remote attackers can cause a crash or leak heap memory via a crafted regular expression, potentially bypassing ASLR in the PCRE 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-2015-5073?

CVE-2015-5073 is a critical memory corruption vulnerability in n/a, published on 13 Dec 2016. An attacker can exploit it over the internet without logging in, with no action from the victim.

Official description

Heap-based buffer overflow in the find_fixedlength function in pcre_compile.c in PCRE before 8.38 allows remote attackers to cause a denial of service (crash) or obtain sensitive information from heap memory and possibly bypass the ASLR protection mechanism via a crafted regular expression with an excess closing parenthesis.

Weakness: CWE-200, CWE-119

Which versions are affected by CVE-2015-5073?

It affects 2 products.

Products include Ibm Powerkvm, Pcre Pcre.

How do I fix CVE-2015-5073?

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-2015-5073 being exploited?

There is no known exploitation of CVE-2015-5073 in the wild and no public exploit code.

Sources

Also known as DEBIAN-CVE-2015-5073, GHSA-r9r2-m4cw-3hgp, MGASA-2015-0267, UBUNTU-CVE-2015-5073.