Allocation of Resources Without Limits or Throttling Affecting bind-libs-lite package, versions <32:9.11.36-14.el8_10


Severity

Recommended
0.0
high
0
10

Based on Oracle Linux security rating.

Threat Intelligence

EPSS
6.44% (94th percentile)

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  • Snyk IDSNYK-ORACLE8-BINDLIBSLITE-6611381
  • published13 Apr 2024
  • disclosed14 Feb 2024

Introduced: 14 Feb 2024

CVE-2023-50387  (opens in a new tab)
CWE-770  (opens in a new tab)

How to fix?

Upgrade Oracle:8 bind-libs-lite to version 32:9.11.36-14.el8_10 or higher.
This issue was patched in ELSA-2024-3271.

NVD Description

Note: Versions mentioned in the description apply only to the upstream bind-libs-lite package and not the bind-libs-lite package as distributed by Oracle. See How to fix? for Oracle:8 relevant fixed versions and status.

Certain DNSSEC aspects of the DNS protocol (in RFC 4033, 4034, 4035, 6840, and related RFCs) allow remote attackers to cause a denial of service (CPU consumption) via one or more DNSSEC responses, aka the "KeyTrap" issue. One of the concerns is that, when there is a zone with many DNSKEY and RRSIG records, the protocol specification implies that an algorithm must evaluate all combinations of DNSKEY and RRSIG records.

References

CVSS Scores

version 3.1