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CVE-2023-40745

Published: 5 October 2023

LibTIFF is vulnerable to an integer overflow. This flaw allows remote attackers to cause a denial of service (application crash) or possibly execute an arbitrary code via a crafted tiff image, which triggers a heap-based buffer overflow.

Priority

Medium

Cvss 3 Severity Score

6.5

Score breakdown

Status

Package Release Status
tiff
Launchpad, Ubuntu, Debian
bionic Not vulnerable
(4.0.9-5ubuntu0.10+esm2)
focal Not vulnerable
(4.1.0+git191117-2ubuntu0.20.04.9)
jammy Not vulnerable
(4.3.0-6ubuntu0.5)
lunar Not vulnerable
(4.5.0-5ubuntu1.1)
trusty Not vulnerable
(4.0.3-7ubuntu0.11+esm9)
upstream
Released (4.5.1+git230720-1)
xenial Not vulnerable
(4.0.6-1ubuntu0.8+esm12)
Patches:
upstream: https://gitlab.com/libtiff/libtiff/-/commit/4fc16f649fa2875d5c388cf2edc295510a247ee5

Severity score breakdown

Parameter Value
Base score 6.5
Attack vector Network
Attack complexity Low
Privileges required None
User interaction Required
Scope Unchanged
Confidentiality None
Integrity impact None
Availability impact High
Vector CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H