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Debian Security Advisory DSA 4530-1 (expat - security update)

Information

Severity

Severity

Medium

Family

Family

Debian Local Security Checks

CVSSv2 Base

CVSSv2 Base

5.0

CVSSv2 Vector

CVSSv2 Vector

AV:N/AC:L/Au:N/C:N/I:N/A:P

Solution Type

Solution Type

Vendor Patch

Created

Created

3 years ago

Modified

Modified

3 years ago

Summary

The remote host is missing an update for the 'expat' package(s) announced via the DSA-4530-1 advisory.

Insight

Insight

It was discovered that Expat, an XML parsing C library, did not properly handled internal entities closing the doctype, potentially resulting in denial of service or information disclosure if a malformed XML file is processed.

Affected Software

Affected Software

'expat' package(s) on Debian Linux.

Detection Method

Detection Method

Checks if a vulnerable package version is present on the target host.

Solution

Solution

For the oldstable distribution (stretch), this problem has been fixed in version 2.2.0-2+deb9u3. For the stable distribution (buster), this problem has been fixed in version 2.2.6-2+deb10u1. We recommend that you upgrade your expat packages.

Common Vulnerabilities and Exposures (CVE)