CVE-2011-2692 - CVE House
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Status published High CVE-2011-2692

The png_handle_sCAL function in pngrutil.c in libpng 1.0.x before 1.0.55,...

Vulnerability Description

The png_handle_sCAL function in pngrutil.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 does not properly handle invalid sCAL chunks, which allows remote attackers to cause a denial of service (memory corruption and application crash) or possibly have unspecified other impact via a crafted PNG image that triggers the reading of uninitialized memory.

Impact Analysis

Refer to official advisory for detailed impact metrics.

Remediation

Ensure systems are updated to the latest vendor-supplied patch levels.

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Credits & Attribution

No credits recorded in the NVD database.

References

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Affected Vendor

Affected Software

libpng, fedora, debian linux, ubuntu linux
Vulnerable Versions:
1.0.0, 1.2.0, 1.4.0, 1.5.0, 14, 5.0, 6.0, 8.04, 10.04, 10.10, 11.04

Timeline

Official Publish: July 17th, 2011
Last Modified: August 6th, 2024
Added to House: July 19th, 2026

CVSS Vectors

V3: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

Weaknesses (CWE)

No CWE data available

MITRE ATT&CK TTPs

No associated TTPs found for this vulnerability.