CVE-2013-10076 ExtUtils::Typemaps::STL::Vector versions before 1.05 for Perl allocate a 32 GiB array on an empty list
An integer underflow in ExtUtils::Typemaps::STL::Vector causes massive memory allocation on empty lists, leading to denial of service.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Over the internet
- Victim action needed
- Not needed
- Fix
- Available
What is CVE-2013-10076?
CVE-2013-10076 is a high-severity vulnerability, published on 10 Oct 2026. An attacker can exploit it over the internet without logging in, with no action from the victim.
Official description
ExtUtils::Typemaps::STL::Vector versions before 1.05 for Perl allocate a 32 GiB array on an empty list.
The OUTPUT typemaps call av_extend( av, len-1 ). On an empty list, this undeflows, and av_extend will allocate an array with 2^32 slots, leading to memory exhaustion.
Weakness: CWE-191
Which versions are affected by CVE-2013-10076?
How do I fix CVE-2013-10076?
Upgrade to a fixed version.
Is CVE-2013-10076 being exploited?
There is no known exploitation of CVE-2013-10076 in the wild and no public exploit code.
Sources
Also known as DEBIAN-CVE-2013-10076, GHSA-8m2x-x5mf-xm4c, UBUNTU-CVE-2013-10076.