Cyber Resilience

CVE-2022-34266

Medium

Published: 19 July 2022

Published
19 July 2022
Modified
30 September 2025
KEV Added
Patch
CVSS Score v3.1 5.5 CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
EPSS Score 0.0014 34.0th percentile
Risk Priority 11 60% EPSS · 20% KEV · 20% CVSS

Summary

CVE-2022-34266 is a medium-severity Use of Uninitialized Resource (CWE-908) vulnerability in Libtiff Libtiff. Its CVSS base score is 5.5 (Medium).

Operationally, ranked at the 34.0th percentile by exploit likelihood (below the median); it is not currently listed in the CISA KEV catalog.

EU & UK References

Vulnerability details

The libtiff-4.0.3-35.amzn2.0.1 package for LibTIFF on Amazon Linux 2 allows attackers to cause a denial of service (application crash), a different vulnerability than CVE-2022-0562. When processing a malicious TIFF file, an invalid range may be passed as an argument to…

more

the memset() function within TIFFFetchStripThing() in tif_dirread.c. This will cause TIFFFetchStripThing() to segfault after use of an uninitialized resource.

CWE(s)

Related Threats

No named actor attribution yet. ATT&CK technique mapping in progress for this CVE.

Affected Assets

libtiff
libtiff
4.0.3-35

Mitigating Controls

No mitigating controls mapped yet. The per-CVE control annotator has not reached this CVE.

References