There is a heap-based buffer over-read in the Exiv2::tEXtToDataBuf function of pngimage.cpp in Exiv2 0.27-RC3. A crafted input will lead to a remote denial of service attack.
History

Sat, 12 Jul 2025 13:45:00 +0000

Type Values Removed Values Added
Metrics epss

{'score': 0.00696}

epss

{'score': 0.01305}


cve-icon MITRE

Status: PUBLISHED

Assigner: mitre

Published:

Updated: 2024-08-05T11:51:18.994Z

Reserved: 2018-12-12T00:00:00

Link: CVE-2018-20096

cve-icon Vulnrichment

No data.

cve-icon NVD

Status : Modified

Published: 2018-12-12T10:29:00.677

Modified: 2024-11-21T04:00:51.957

Link: CVE-2018-20096

cve-icon Redhat

Severity : Low

Publid Date: 2018-12-10T00:00:00Z

Links: CVE-2018-20096 - Bugzilla