Memory Leak Affecting bind-dlz-sqlite3 package, versions <32:9.16.38-1.amzn2023


Severity

Recommended
0.0
high
0
10

Based on Amazon Linux security rating.

Threat Intelligence

EPSS
0.37% (73rd percentile)

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  • Snyk IDSNYK-AMZN2023-BINDDLZSQLITE3-5431196
  • published20 Apr 2023
  • disclosed21 Sept 2022

Introduced: 21 Sep 2022

CVE-2022-38177  (opens in a new tab)
CWE-401  (opens in a new tab)

How to fix?

Upgrade Amazon-Linux:2023 bind-dlz-sqlite3 to version 32:9.16.38-1.amzn2023 or higher.
This issue was patched in ALAS2023-2023-161.

NVD Description

Note: Versions mentioned in the description apply only to the upstream bind-dlz-sqlite3 package and not the bind-dlz-sqlite3 package as distributed by Amazon-Linux. See How to fix? for Amazon-Linux:2023 relevant fixed versions and status.

By spoofing the target resolver with responses that have a malformed ECDSA signature, an attacker can trigger a small memory leak. It is possible to gradually erode available memory to the point where named crashes for lack of resources.

CVSS Scores

version 3.1