Medium 5.5Published Jan 10, 2022

CVE-2022-22844LibTIFF 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.

Updated under an hour ago (Nov 2, 2026, 12:23 AM ET)

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It affects libtiff and 2 other products. Add what you run to find out whether that includes you.

No exploitation reported and no EPSS estimate yet.

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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.

CVSS: 5.5 MEDIUM (v3.1, NVD)CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
Weakness (CWE): CWE-125
Known exploited: Not in CISA's KEV catalog
EPSS (exploitation in the next 30 days): Not loaded for this CVE
Assigned by: Not given
NVD analysis: Modified
Record last updated: Jun 17, 2026
First seen by InfoSec Signals: Nov 1, 2026

Affected products

Affected products

libtiff libtiff libtiff:libtiff	4.3.0	NVD
debian debian_linux debian:debian_linux	9.0; 10.0; 11.0	NVD
netapp ontap_select_deploy_administration_utility netapp:ontap_select_deploy_administration_utility	all versions	NVD

References

References

https://gitlab.com/libtiff/libtiff/-/issues/355	exploit, mitigation, third-party-advisory
https://gitlab.com/libtiff/libtiff/-/merge_requests/287	exploit, mitigation, third-party-advisory
https://lists.debian.org/debian-lts-announce/2022/03/msg00001.html	mailing-list, third-party-advisory
https://security.gentoo.org/glsa/202210-10	third-party-advisory
https://security.netapp.com/advisory/ntap-20220311-0002/	third-party-advisory
https://www.debian.org/security/2022/dsa-5108	third-party-advisory

The CVE record on cve.org NVD's entry

The CVE record is authoritative. Products marked “from the name” were identified from the CNA's free-text names, not a CPE, and are matched less certainly. This product uses the NVD API but is not endorsed or certified by the NVD.