The TIFFWriteDirectorySec() function in tif_dirwrite.c in LibTIFF through 4.0.9 allows remote attackers to cause a denial of service (assertion failur...

References

• advisory https://access.redhat.com/errata/RHSA-2019:2053
• advisory https://lists.debian.org/debian-lts-announce/2018/07/msg00002.html
• advisory https://usn.ubuntu.com/3864-1/
• advisory https://www.debian.org/security/2018/dsa-4349
• report http://bugzilla.maptools.org/show_bug.cgi?id=2795