Memory Leak Affecting bind-license package, versions <32:9.11.4-26.P2.el7_9.10


Severity

Recommended
0.0
high
0
10

Based on Red Hat Enterprise Linux security rating.

Threat Intelligence

EPSS
0.37% (73rd percentile)

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  • Snyk IDSNYK-RHEL7-BINDLICENSE-3030852
  • published22 Sept 2022
  • 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 RHEL:7 bind-license to version 32:9.11.4-26.P2.el7_9.10 or higher.
This issue was patched in RHSA-2022:6765.

NVD Description

Note: Versions mentioned in the description apply only to the upstream bind-license package and not the bind-license package as distributed by RHEL. See How to fix? for RHEL:7 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