Improper Input Validation Affecting bind-sdb-chroot package, versions <32:9.11.4-26.P2.el7_9.13


Severity

Recommended
0.0
medium
0
10

Based on Red Hat Enterprise Linux security rating.

Threat Intelligence

EPSS
0.25% (64th percentile)

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  • Snyk IDSNYK-RHEL7-BINDSDBCHROOT-8016597
  • published17 Sept 2024
  • disclosed21 Sept 2022

Introduced: 21 Sep 2022

CVE-2022-2795  (opens in a new tab)
CWE-20  (opens in a new tab)
CWE-400  (opens in a new tab)

How to fix?

Upgrade RHEL:7 bind-sdb-chroot to version 32:9.11.4-26.P2.el7_9.13 or higher.
This issue was patched in RHSA-2023:0402.

NVD Description

Note: Versions mentioned in the description apply only to the upstream bind-sdb-chroot package and not the bind-sdb-chroot package as distributed by RHEL. See How to fix? for RHEL:7 relevant fixed versions and status.

By flooding the target resolver with queries exploiting this flaw an attacker can significantly impair the resolver's performance, effectively denying legitimate clients access to the DNS resolution service.

CVSS Scores

version 3.1