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Debian LTS: Security Advisory for libxml2 (DLA-2669-1)

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:P/I:N/A:N

Solution Type

Solution Type

Vendor Patch

Created

Created

1 year ago

Modified

Modified

1 year ago

Summary

The remote host is missing an update for the 'libxml2' package(s) announced via the DLA-2669-1 advisory.

Insight

Insight

An issue has been found in libxml2, the GNOME XML library. This issue is called 'Parameter Laughs'-attack and is related to parameter entities expansion. It is similar to the 'Billion Laughs'-attacks found earlier in libexpat. More information can be found at [1] [1]

Affected Software

Affected Software

'libxml2' package(s) on Debian Linux.

Detection Method

Detection Method

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

Solution

Solution

For Debian 9 stretch, this problem has been fixed in version 2.9.4+dfsg1-2.2+deb9u5. We recommend that you upgrade your libxml2 packages.

Common Vulnerabilities and Exposures (CVE)