Description
Off-by-one error in the decode_xs function in Unicode/Unicode.xs in the Encode module before 2.44, as used in Perl before 5.15.6, might allow context-dependent attackers to cause a denial of service (memory corruption) via a crafted Unicode string, which triggers a heap-based buffer overflow.
Published: 2012-01-13
Score: 5.1 Medium
EPSS: 6.6% Low
KEV: No
Impact: n/a
Action: n/a
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Remediation

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Advisories
Source ID Title
EUVD EUVD EUVD-2011-2907 Off-by-one error in the decode_xs function in Unicode/Unicode.xs in the Encode module before 2.44, as used in Perl before 5.15.6, might allow context-dependent attackers to cause a denial of service (memory corruption) via a crafted Unicode string, which triggers a heap-based buffer overflow.
Ubuntu USN Ubuntu USN USN-1643-1 Perl vulnerabilities
History

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Dan Kogai Encode Module
Perl Perl
Redhat Enterprise Linux
cve-icon MITRE

Status: PUBLISHED

Assigner: redhat

Published:

Updated: 2024-08-06T23:15:31.951Z

Reserved: 2011-07-27T00:00:00.000Z

Link: CVE-2011-2939

cve-icon Vulnrichment

No data.

cve-icon NVD

Status : Modified

Published: 2012-01-13T18:55:02.987

Modified: 2026-04-29T01:13:23.040

Link: CVE-2011-2939

cve-icon Redhat

Severity : Moderate

Publid Date: 2011-08-09T00:00:00Z

Links: CVE-2011-2939 - Bugzilla

cve-icon OpenCVE Enrichment

No data.

Weaknesses