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CVE-2022-22844

Published: 10 January 2022

LibTIFF 4.3.0 has an out-of-bounds read in _TIFFmemcpy in tif_unix.c in certain situations involving a custom tag and 0x0200 as the second word of the DE field.

Notes

AuthorNote
mdeslaur
this is only a DoS in the tiffset command-line tool

Priority

Negligible

Cvss 3 Severity Score

5.5

Score breakdown

Status

Package Release Status
tiff
Launchpad, Ubuntu, Debian
jammy Not vulnerable
(4.3.0-4)
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)
hirsute Ignored
(end of life)
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, 4.3.0-3)
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/03047a26952a82daaa0792957ce211e0aa51bc64

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