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Debian LTS: Security Advisory for libx11 (DLA-2666-1)

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

2 years ago

Modified

Modified

2 years ago

Summary

The remote host is missing an update for the 'libx11' package(s) announced via the DLA-2666-1 advisory.

Insight

Insight

Roman Fiedler found that libX11, the X11 protocol client library, was vulnerable to protocol command injection due to insufficient validation of arguments to some functions.

Affected Software

Affected Software

'libx11' 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 2:1.6.4-3+deb9u4. We recommend that you upgrade your libx11 packages.

Common Vulnerabilities and Exposures (CVE)