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Test ID:1.3.6.1.4.1.25623.1.1.12.2021.5126.2
Category:Ubuntu Local Security Checks
Title:Ubuntu: Security Advisory (USN-5126-2)
Summary:The remote host is missing an update for the 'bind9' package(s) announced via the USN-5126-2 advisory.
Description:Summary:
The remote host is missing an update for the 'bind9' package(s) announced via the USN-5126-2 advisory.

Vulnerability Insight:
USN-5126-1 fixed a vulnerability in Bind. This update provides
the corresponding update for Ubuntu 14.04 ESM and Ubuntu 16.04 ESM.

Original advisory details:

Kishore Kumar Kothapalli discovered that Bind incorrectly handled the lame
cache when processing responses. A remote attacker could possibly use this
issue to cause Bind to consume resources, resulting in a denial of service.

Affected Software/OS:
'bind9' package(s) on Ubuntu 14.04, Ubuntu 16.04.

Solution:
Please install the updated package(s).

CVSS Score:
5.0

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

Cross-Ref: Common Vulnerability Exposure (CVE) ID: CVE-2021-25219
https://cert-portal.siemens.com/productcert/pdf/ssa-389290.pdf
https://kb.isc.org/v1/docs/cve-2021-25219
https://security.netapp.com/advisory/ntap-20211118-0002/
Debian Security Information: DSA-4994 (Google Search)
https://www.debian.org/security/2021/dsa-4994
https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/YGV7SA27CTYLGFJSPUM3V36ZWK7WWDI4/
https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/YTKC4E3HUOLYN5IA4EBL4VAQSWG2ZVTX/
https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/EF4NAVRV4H3W4GA3LGGZYUKD3HSJBAVW/
https://security.gentoo.org/glsa/202210-25
https://www.oracle.com/security-alerts/cpuapr2022.html
https://lists.debian.org/debian-lts-announce/2021/11/msg00001.html
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