CVE-2015-8870: Integer overflow in tools/bmp2tiff.c in LibTIFF before 4.0.4 allows remote attackers to cause a denial of s...

Security readout for executives and security teams

LibTIFF before 4.0.4 had an integer overflow in the bmp2tiff conversion tool. A specially crafted BMP file could make the tool read beyond heap memory, causing a crash or possibly exposing process memory. Business exposure depends on whether systems convert untrusted BMP files with vulnerable LibTIFF tooling. Most likely exposed systems are servers, batch jobs, or desktop workflows that use vulnerable LibTIFF bmp2tiff functionality on BMP files from users, partners, email, uploads, or other untrusted sources. The bundle does not identify specific downstream products or platforms beyond LibTIFF before 4.0.4. Treat this as a targeted remediation item for image-processing environments, not an internet-wide emergency based on the supplied evidence. Prioritize systems that process external BMP files or run automated conversion jobs, especially where crashes affect production availability or sensitive memory may be exposed. Mitigation focus: Upgrade LibTIFF to 4.0.4 or a vendor-supported fixed package.; Review Red Hat or operating-system vendor advisories for packaged fixes.; Avoid processing untrusted BMP files with vulnerable bmp2tiff tooling..

Prepared

Jun 13, 2026, 13:16 UTC (UTC+00:00)

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