CVE-2015-8386 Memory corruption in n/a
Remote attackers can cause denial of service via buffer overflow in PCRE library using crafted regular expressions.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Over the internet
- Victim action needed
- Not needed
- Fix
- Available
What is CVE-2015-8386?
CVE-2015-8386 is a critical memory corruption vulnerability in Fedoraproject Fedora, published on 2 Dec 2015. An attacker can exploit it over the internet without logging in, with no action from the victim.
Official description
PCRE before 8.38 mishandles the interaction of lookbehind assertions and mutually recursive subpatterns, which allows remote attackers to cause a denial of service (buffer overflow) or possibly have unspecified other impact via a crafted regular expression, as demonstrated by a JavaScript RegExp object encountered by Konqueror.
Weakness: CWE-119
Which versions are affected by CVE-2015-8386?
It affects 4 products.
Products include Fedoraproject Fedora, Oracle Linux, Pcre Perl Compatible Regular Expression Library, Php Php.
How do I fix CVE-2015-8386?
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-2015-8386 being exploited?
There is no known exploitation of CVE-2015-8386 in the wild and no public exploit code.
Other vulnerabilities in Fedoraproject Fedora
Sources
Also known as DEBIAN-CVE-2015-8386, GHSA-x66w-7mq7-3gxp, UBUNTU-CVE-2015-8386.