Out-of-bounds Read Affecting bind9 package, versions <1:9.18.1-1ubuntu1.2


Severity

Recommended
medium

Based on Ubuntu security rating

    Threat Intelligence

    EPSS
    0.13% (48th percentile)

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  • Snyk ID SNYK-UBUNTU2204-BIND9-3028417
  • published 21 Sep 2022
  • disclosed 21 Sep 2022

How to fix?

Upgrade Ubuntu:22.04 bind9 to version 1:9.18.1-1ubuntu1.2 or higher.

NVD Description

Note: Versions mentioned in the description apply only to the upstream bind9 package and not the bind9 package as distributed by Ubuntu. See How to fix? for Ubuntu:22.04 relevant fixed versions and status.

The underlying bug might cause read past end of the buffer and either read memory it should not read, or crash the process.

CVSS Scores

version 3.1
Expand this section

NVD

8.2 high
  • Attack Vector (AV)
    Network
  • Attack Complexity (AC)
    Low
  • Privileges Required (PR)
    None
  • User Interaction (UI)
    None
  • Scope (S)
    Unchanged
  • Confidentiality (C)
    Low
  • Integrity (I)
    None
  • Availability (A)
    High
Expand this section

Red Hat

5.5 medium