ImageMagick has a heap-buffer-overflow in FTXT encoder

Description

==3040863==ERROR: AddressSanitizer: heap-buffer-overflow on address 0x5020000085b2 at pc 0x606c1ee0c6ce bp 0x7ffee30d6150 sp 0x7ffee30d6148
READ of size 1 at 0x5020000085b2 thread T0

References

• ImageMagick/ImageMagick security advisory · WEB
• ImageMagick/ImageMagick · PACKAGE
• vulncheck.com/advisories/imagemagick-heap-buffer-overflow-in-ftxt-encoder-via-format-parameter · Third Party Advisory

Weitere Schwachstellen in Magick.NET-Q16-AnyCPU

• CVE-2026-62946MITTEL 4.7ImageMagick is free and open-source software used for editing and manipulating digital images. In versions prior to both 6.9.13-52 and 7.1.2…
• CVE-2026-62363MITTEL 5.0ImageMagick is free and open-source software used for editing and manipulating digital images. In versions prior to 7.1.2-27, a heap buffer …
• CVE-2026-62343MITTEL 4.7ImageMagick is free and open-source software used for editing and manipulating digital images. In versions prior to 6.9.13-51 and 7.0.1-0 an…
• CVE-2026-66011NIEDRIG 3.3ImageMagick before 7.1.2-27 contains a memory leak vulnerability in the magick command-line interface when invalid options are provided. Att…
• GHSA-hc76-7mpc-qjqhMITTEL 5.7ImageMagick: Code injection in HTML encoder due to incomplete fix of CVE-2026-25797