CVE-2012-1148

Description

Memory leak in the poolGrow function in expat/lib/xmlparse.c in expat before 2.1.0 allows context-dependent attackers to cause a denial of service (memory consumption) via a large number of crafted XML files that cause improperly-handled reallocation failures when expanding entities.

How to fix CVE-2012-1148

To remediate CVE-2012-1148, upgrade the affected package to a fixed version below.

• Debian/expat—upgrade to 2.1.0~beta3-1 or later
• Debian/libxmltok—no fix listed
• Debian/xmlrpc-c—upgrade to 1.16.33-3.2 or later

Is CVE-2012-1148 being exploited?

Low — EPSS is 1.0%, meaning exploitation activity has not been observed at scale.

Affected packages (3)

• from 0, < 2.1.0~beta3-1
• from 0
• from 0, < 1.16.33-3.2

References (1)

• ADVISORYsecurity-tracker.debian.org/tracker/CVE-2012-1148