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Case File

CVE-2011-2501

MEDIUM · CVSS 6.5 EPSS 3.48%

Source: NVD + CISA KEV + EPSS (historical backfill) · Published 2011-07-17 · Last synced 2026-08-04

Field Assessment

AI analysis pending.

CVE
CVE-2011-2501
Severity
MEDIUM
CVSS
6.5
EPSS
3.48%

Original Filing — NVD Description

The png_format_buffer function in pngerror.c in libpng 1.0.x before 1.0.55, 1.2.x before 1.2.45, 1.4.x before 1.4.8, and 1.5.x before 1.5.4 allows remote attackers to cause a denial of service (application crash) via a crafted PNG image that triggers an out-of-bounds read during the copying of error-message data. NOTE: this vulnerability exists because of a CVE-2004-0421 regression. NOTE: this is called an off-by-one error by some sources.