CVE-2018-19210

In LibTIFF 4.0.9, there is a NULL pointer dereference in the TIFFWriteDirectorySec function in tif_dirwrite.c that will lead to a denial of service attack, as demonstrated by tiffset.

Score

CVSS 3.0 6.5 Medium

Status

Modified - cve@mitre.org

Published

2018-11-12

Last modified

2024-08-05

Weaknesses

CWE-476

Affected products

• Ubuntu Linux (Canonical)
• Debian Linux (Debian)
• Libtiff (Libtiff)

References

• http://bugzilla.maptools.org/show_bug.cgi?id=2820
• http://lists.opensuse.org/opensuse-security-announce/2019-04/msg00041.html
• http://packetstormsecurity.com/files/155095/Slackware-Security-Advisory-libtiff-Updates.html
• http://www.securityfocus.com/bid/105932
• https://lists.debian.org/debian-lts-announce/2019/02/msg00026.html
• https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/C6IL2QFKE6MGVUTOPU2UUW…
• https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/TX5UEYHGMTNEHJB4FHE7HC…
• https://seclists.org/bugtraq/2019/Nov/5
• https://security.gentoo.org/glsa/202003-25
• https://usn.ubuntu.com/3906-1/
• https://www.debian.org/security/2020/dsa-4670