CVE-2012-1151 Memory corruption in n/a

Medium 5.0 Published 9 Sep 2012 Updated 6 Aug 2024

Remote PostgreSQL servers can crash Perl applications using DBD::Pg via crafted warnings or statements due to format string vulnerabilities.

Exploited in the wild: Not known
Login needed: Not needed
Attackable: Over the internet
Victim action needed: Not needed
Fix: Available

What is CVE-2012-1151?

CVE-2012-1151 is a medium-severity memory corruption vulnerability in n/a, published on 9 Sep 2012. An attacker can exploit it over the internet without logging in, with no action from the victim.

Official description

Multiple format string vulnerabilities in dbdimp.c in DBD::Pg (aka DBD-Pg or libdbd-pg-perl) module before 2.19.0 for Perl allow remote PostgreSQL database servers to cause a denial of service (process crash) via format string specifiers in (1) a crafted database warning to the pg_warn function or (2) a crafted DBD statement to the dbd_st_prepare function.

Weakness: CWE-134

Which versions are affected by CVE-2012-1151?

It affects 1 product.

Linux distribution packages (10)

`perl-DBD-Pg` Red Hat:enterprise_linux:5::client	All versions	`0:1.49-4.el5_8`
`perl-DBD-Pg-debuginfo` Red Hat:enterprise_linux:5::client	All versions	`0:1.49-4.el5_8`
`perl-DBD-Pg` Red Hat:enterprise_linux:5::server	All versions	`0:1.49-4.el5_8`
`perl-DBD-Pg-debuginfo` Red Hat:enterprise_linux:5::server	All versions	`0:1.49-4.el5_8`
`perl-DBD-Pg` Red Hat:enterprise_linux:6::computenode	All versions	`0:2.15.1-4.el6_3`
`perl-DBD-Pg-debuginfo` Red Hat:enterprise_linux:6::computenode	All versions	`0:2.15.1-4.el6_3`
`perl-DBD-Pg` Red Hat:enterprise_linux:6::server	All versions	`0:2.15.1-4.el6_3`
`perl-DBD-Pg-debuginfo` Red Hat:enterprise_linux:6::server	All versions	`0:2.15.1-4.el6_3`
`perl-DBD-Pg` Red Hat:enterprise_linux:6::workstation	All versions	`0:2.15.1-4.el6_3`
`perl-DBD-Pg-debuginfo` Red Hat:enterprise_linux:6::workstation	All versions	`0:2.15.1-4.el6_3`

Products include Perl Perl.

How do I fix CVE-2012-1151?

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-2012-1151 being exploited?

There is no known exploitation of CVE-2012-1151 in the wild and no public exploit code.

Sources

Also known as DEBIAN-CVE-2012-1151, DSA-2431-1, GHSA-h6fj-j4mh-7x7h, RHSA-2012:1116.