CVE-2012-4564: ppm2tiff does not check the return value of the TIFFScanlineSize function, which allows remote attackers to...

Security readout for executives and security teams

CVE-2012-4564 is a flaw in ppm2tiff image conversion handling. A specially crafted PPM image can crash the converter and may allow code execution. Business risk is highest where untrusted images are automatically converted by web apps, mail gateways, document pipelines, or batch media services. Exposure is likely on systems with vulnerable ppm2tiff/libtiff packages that process attacker-controlled PPM images. Internet exposure depends on whether uploads or automated conversion jobs invoke ppm2tiff. Prioritize remediation where image conversion is exposed to customers, partners, email, or automated ingestion. Internal-only desktop exposure is lower urgency but should still be patched through normal package management. Mitigation focus: Apply relevant vendor security updates for affected libtiff or ppm2tiff packages.; Check Debian, Ubuntu, Red Hat, and openSUSE advisories for fixed package versions.; Disable or restrict untrusted PPM-to-TIFF conversion until patched..

Prepared

Jun 24, 2026, 12:04 UTC (UTC+00:00)

Generated from the cited source records. This long-tail analysis has not been individually reviewed by a named human.