CVE-2022-0907

Published: 11 March 2022

Unchecked Return Value to NULL Pointer Dereference in tiffcrop in libtiff 4.3.0 allows attackers to cause a denial-of-service via a crafted tiff file. For users that compile libtiff from sources, the fix is available with commit f2b656e2.

Priority

Cvss 3 Severity Score

5.5

Score breakdown

Status

Package	Release	Status
tiff Launchpad, Ubuntu, Debian	jammy	Not vulnerable (4.3.0-6)
	kinetic	Not vulnerable (4.4.0~rc1-1)
	bionic	Released (4.0.9-5ubuntu0.6)
	focal	Released (4.1.0+git191117-2ubuntu0.20.04.4)
	impish	Ignored (end of life)
	trusty	Released (4.0.3-7ubuntu0.11+esm2) Available with Ubuntu Pro or Ubuntu Pro (Infra-only)
	upstream	Released (4.4.0, 4.3.0-6)
	xenial	Released (4.0.6-1ubuntu0.8+esm2) Available with Ubuntu Pro or Ubuntu Pro (Infra-only)
	Patches: upstream: https://gitlab.com/libtiff/libtiff/-/commit/40b00cfb32256d377608b4d4cd30fac338d0a0bc

Severity score breakdown

Parameter	Value
Base score	5.5
Attack vector	Local
Attack complexity	Low
Privileges required	None
User interaction	Required
Scope	Unchanged
Confidentiality	None
Integrity impact	None
Availability impact	High
Vector	CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H

References

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