Medium 5.5Published Aug 17, 2022

CVE-2022-2869libtiff's tiffcrop tool has a uint32_t underflow which leads to out of bounds read and write in the extractContigSamples8bits routine.

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's tiffcrop tool has a uint32_t underflow which leads to out of bounds read and write in the extractContigSamples8bits routine. An attacker who supplies a crafted file to tiffcrop could trigger this flaw, most likely by tricking a user into opening the crafted file with tiffcrop. Triggering this flaw could cause a crash or potentially further exploitation.

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-191, CWE-125, CWE-787
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	before 4.4.0	NVD
fedoraproject fedora fedoraproject:fedora	35; 36	NVD
debian debian_linux debian:debian_linux	10.0; 11.0	NVD

References

References

https://bugzilla.redhat.com/show_bug.cgi?id=2118869	issue-tracking, patch, third-party-advisory
https://lists.debian.org/debian-lts-announce/2023/01/msg00018.html	mailing-list, third-party-advisory
https://www.debian.org/security/2023/dsa-5333	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.