Perl DBD-Pg Module: Arbitrary code execution

1. Gentoo Linux Security Advisory

Package	Vulnerable versions	Unaffected versions	Architecture(s)
dev-perl/DBD-Pg	< 2.19.0	>= 2.19.0	All supported architectures

Related bugreports: #407549

Two format string vulnerabilities have been found in the Perl DBD-Pg module, allowing a remote PostgreSQL servers to execute arbitrary code.

2. Impact Information

DBD-Pg is a PostgreSQL interface module for Perl.

Format string vulnerabilities have been found in the the "pg_warn()" and "dbd_st_prepare()" functions in dbdimp.c.

A remote PostgreSQL server could send specially crafted database warnings or DBD statements, possibly resulting in execution of arbitrary code.

3. Resolution Information

There is no known workaround at this time.

All users of the Perl DBD-Pg module should upgrade to the latest version:

Code Listing 3.1: Resolution

  # emerge --sync
  # emerge --ask --oneshot --verbose ">=dev-perl/DBD-Pg-2.19.0"

4. References

Page updated April 17, 2012

Summary: This is a Gentoo Linux Security Advisory

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