CVE-2019-14973

MEDIUM

libtiff < 4.0.10 - Integer Overflow in _TIFFCheckMalloc and _TIFFCheckRealloc

Title source: llm
STIX 2.1

Description

_TIFFCheckMalloc and _TIFFCheckRealloc in tif_aux.c in LibTIFF through 4.0.10 mishandle Integer Overflow checks because they rely on compiler behavior that is undefined by the applicable C standards. This can, for example, lead to an application crash.

References (11)

Core 11
Core References
Patch, Third Party Advisory x_refsource_confirm
https://gitlab.com/libtiff/libtiff/merge_requests/90
Mailing List, Third Party Advisory mailing-list x_refsource_mlist
https://lists.debian.org/debian-lts-announce/2019/08/msg00031.html
Mailing List, Third Party Advisory mailing-list x_refsource_bugtraq
https://seclists.org/bugtraq/2019/Nov/5
Mailing List, Third Party Advisory mailing-list x_refsource_bugtraq
https://seclists.org/bugtraq/2020/Jan/32
Third Party Advisory vendor-advisory x_refsource_debian
https://www.debian.org/security/2020/dsa-4608
Third Party Advisory vendor-advisory x_refsource_debian
https://www.debian.org/security/2020/dsa-4670
Mailing List, Third Party Advisory vendor-advisory x_refsource_suse
http://lists.opensuse.org/opensuse-security-announce/2020-09/msg00102.html
Mailing List, Third Party Advisory vendor-advisory x_refsource_suse
http://lists.opensuse.org/opensuse-security-announce/2020-11/msg00023.html

Scores

CVSS v3 6.5
EPSS 0.0097
EPSS Percentile 76.8%
Attack Vector NETWORK
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H

Details

CWE
CWE-190
Status published
Products (8)
debian/debian_linux 8.0
debian/debian_linux 9.0
debian/debian_linux 10.0
fedoraproject/fedora 30
fedoraproject/fedora 31
libtiff/libtiff < 4.0.10
opensuse/leap 15.1
opensuse/leap 15.2
Published Aug 14, 2019
Tracked Since Feb 18, 2026