Debian Security Advisory DSA 4544-1 (unbound - security update)

Technical Details

Severity Level:

Medium Severity

CVSS Score:


CVSS Base Vector:

The remote host is missing an update for the 'unbound' Linux Distribution Package(s) announced via the DSA-4544-1 advisory.

Detection Method:
Checks if a vulnerable Linux Distribution Package version is present on the target host.

Technical Details:
X41 D-Sec discovered that unbound, a validating, recursive, and caching DNS resolver, did not correctly process some NOTIFY queries. This could lead to remote denial-of-service by application crash.

Affected Versions:
'unbound' Linux Distribution Package(s) on Debian Linux.

For the stable distribution (buster), this problem has been fixed in version 1.9.0-2+deb10u1. We recommend that you upgrade your unbound Linux Distribution Packages.

Solution Type:
Vendor Patch

Detection Type:
Linux Distribution Package


Debian Local Security Checks

Creation Time:

2019-10-17 02:00:05

Modification Time:

2019-10-17 02:00:05

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