CVE-2023-26966

Published: 29 June 2023

libtiff 4.5.0 is vulnerable to Buffer Overflow in uv_encode() when libtiff reads a corrupted little-endian TIFF file and specifies the output to be big-endian.

Priority

Cvss 3 Severity Score

5.5

Score breakdown

Status

Package	Release	Status
tiff Launchpad, Ubuntu, Debian	trusty	Released (4.0.3-7ubuntu0.11+esm8) Available with Ubuntu Pro or Ubuntu Pro (Infra-only)
	xenial	Released (4.0.6-1ubuntu0.8+esm11) Available with Ubuntu Pro or Ubuntu Pro (Infra-only)
	bionic	Released (4.0.9-5ubuntu0.10+esm1) Available with Ubuntu Pro or Ubuntu Pro (Infra-only)
	focal	Released (4.1.0+git191117-2ubuntu0.20.04.9)
	jammy	Released (4.3.0-6ubuntu0.5)
	kinetic	Ignored (end of life, was needs-triage)
	lunar	Released (4.5.0-5ubuntu1.1)
	upstream	Released (4.5.1~rc3-1)

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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