CVE-2013-7491 Memory corruption in n/a
Stack corruption in the Perl DBI module allows attackers to execute arbitrary code or cause denial of service via memory-intensive user-defined functions.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Over the internet
- Victim action needed
- Not needed
- Fix
- Available
What is CVE-2013-7491?
CVE-2013-7491 is a medium-severity memory corruption vulnerability in n/a, published on 11 Sep 2020. An attacker can exploit it over the internet without logging in, with no action from the victim.
Official description
An issue was discovered in the DBI module before 1.628 for Perl. Stack corruption occurs when a user-defined function requires a non-trivial amount of memory and the Perl stack gets reallocated.
Weakness: CWE-787
Which versions are affected by CVE-2013-7491?
It affects 1 product.
Products include Perl Dbi.
How do I fix CVE-2013-7491?
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-2013-7491 being exploited?
There is no known exploitation of CVE-2013-7491 in the wild and no public exploit code.
Other vulnerabilities in n/a
- CVE-2026-14739 Memory corruption in DBI
- CVE-2026-10879 DBI versions before 1.648 for Perl have a heap overflow when preparsing SQL statements with more than 9 binders
- CVE-2026-14740 DBI versions before 1.650 for Perl read one byte out-of-bounds in preparse when deleting an initial SQL comment
- CVE-2026-14380 DBI versions before 1.650 for Perl are vulnerable to code injection via caller-influenced Profile
- CVE-2026-9698 DBI versions before 1.648 for Perl saved errors in a limited-sized buffer
Sources
Also known as DEBIAN-CVE-2013-7491, GHSA-grmf-5xw5-9cmx.