GitHub Advisoryadvisory · Go

GHSA-rwvp-r38j-9rgg rardecode: DoS risk due to unrestricted RAR dictionary sizes

MEDIUM Published 2025-10-10 Modified 2025-12-11 Official page ↗
Aliases
CVE-2025-11579
Ecosystem
Go
Packages
github.com/nwaples/rardecode/v2, github.com/nwaples/rardecode
Severity
Moderate
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L
Weaknesses
CWE-789
Reviewed
2025-10-11

Affected packages

• Go github.com/nwaples/rardecode/v2: < 2.2.0 → fixed in 2.2.0 • Go github.com/nwaples/rardecode: <= 1.1.3 (no fix yet)

Description

rardecode versions <= 2.1.1 fail to restrict the dictionary size when reading large RAR dictionary sizes, which allows an attacker to provide a specially crafted RAR file and cause Denial of Service via an Out Of Memory Crash.

Related

Alias · CVE (1)

  • CVE-2025-11579 github.com/nwaples/rardecode versions <=2.1.1 fail to restrict the dictionary size when reading large RAR dictionary sizes, which allows an… vulnerability

Weakness · CWE (1)

  • CWE-789 Memory Allocation with Excessive Size Value weakness

References