PT-2023-3429 · Libtiff+7 · Libtiff+7

Rouault · Published 2023-04-22 · Updated 2025-06-26 · CVE-2023-2731

Positive Technologies (AI Summary)

CVSS v3.1

5.5

Medium

Base vector

AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H

Name of the Vulnerable Software and Affected Versions LibTIFF (affected versions not specified)

Description The issue is related to a NULL pointer dereference flaw in the LZWDecode() function, located in the libtiff/tif lzw.c file. This flaw can be exploited by a local attacker who crafts specific input data, causing the program to dereference a NULL pointer when decompressing a TIFF format file. The result of this exploitation can be a program crash or denial of service.

Recommendations At the moment, there is no information about a newer version that contains a fix for this vulnerability.

Exploit

DoS

NULL Pointer Dereference

Weakness Enumeration

CWE-476

Related Identifiers

ALSA-2023:6575

ALT-PU-2025-7185

ALT-PU-2025-7532

ALT-PU-2025-8255

AZL-26756

AZL-43795

AZL-45003

BDU:2023-03608

CVE-2023-2731

OESA-2023-1316

RHSA-2023:6575

RHSA-2023_6575

SUSE-SU-2023:4736-1

SUSE-SU-2023:4869-1

USN-6290-1

Affected Products

Alt Linux

Almalinux

Libtiff

Linuxmint

Red Hat

Red Os

Suse

Ubuntu

References · 67

• 🔥 https://gitlab.com/libtiff/libtiff/-/issues/548 · Exploit
• https://github.com/libsdl-org/libtiff/commit/9be22b639ea69e102d3847dca4c53ef025e9527b · Patch
• https://osv.dev/vulnerability/DEBIAN-CVE-2023-2731 · Vendor Advisory
• https://osv.dev/vulnerability/USN-6290-1 · Vendor Advisory
• https://osv.dev/vulnerability/SUSE-SU-2023:4869-1 · Vendor Advisory
• https://osv.dev/vulnerability/SUSE-SU-2023:4736-1 · Vendor Advisory
• https://errata.almalinux.org/9/ALSA-2023-6575.html · Vendor Advisory
• https://linux.oracle.com/errata/ELSA-2023-6575.html · Vendor Advisory
• https://ubuntu.com/security/CVE-2023-25433 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2023-2731 · Security Note
• https://ubuntu.com/security/CVE-2023-3618 · Vendor Advisory
• https://osv.dev/vulnerability/BELL-CVE-2023-2731 · Vendor Advisory
• https://ubuntu.com/security/CVE-2023-38288 · Vendor Advisory
• http://repo.red-soft.ru/redos/7.3c/x86_64/updates · Vendor Advisory
• https://ubuntu.com/security/CVE-2023-3316 · Vendor Advisory