CVE-2022-2869: Integer Underflow
First published: Tue Aug 16 2022(Updated: )
In libtiff's tiffcrop (tools/tiffcrop.c) utility, there is a uint32_t underflow that leads to an out-of-bounds read and write. A crafted file could trigger this flaw when certain command line arguments are also supplied. References: 1. <a href="https://gitlab.com/libtiff/libtiff/-/issues/352">https://gitlab.com/libtiff/libtiff/-/issues/352</a> 2. <a href="https://gitlab.com/libtiff/libtiff/-/merge_requests/294/diffs?commit_id=bcf28bb7f630f24fa47701a9907013f3548092cd">https://gitlab.com/libtiff/libtiff/-/merge_requests/294/diffs?commit_id=bcf28bb7f630f24fa47701a9907013f3548092cd</a>
Credit: secalert@redhat.com
| Affected Software | Affected Version | How to fix |
|---|---|---|
| debian/tiff | <=4.1.0+git191117-2~deb10u4 | 4.1.0+git191117-2~deb10u8 4.2.0-1+deb11u4 4.2.0-1+deb11u5 4.5.0-6+deb12u1 4.5.1+git230720-3 |
| redhat/libtiff | <4.4.0 | 4.4.0 |
| IBM Cognos Analytics | <=12.0.0-12.0.3 | |
| IBM Cognos Analytics | <=11.2.0-11.2.4 FP4 | |
| Libtiff | <4.4.0 | |
| Fedoraproject Fedora | =35 | |
| Fedoraproject Fedora | =36 | |
| Debian Debian Linux | =10.0 | |
| Debian Debian Linux | =11.0 |
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Reference Links
- https://bugzilla.redhat.com/show_bug.cgi?id=2118869
- https://lists.debian.org/debian-lts-announce/2023/01/msg00018.html
- https://www.debian.org/security/2023/dsa-5333
- https://gitlab.com/libtiff/libtiff/-/issues/352
- https://gitlab.com/libtiff/libtiff/-/commit/07d79fcac2ead271b60e32aeb80f7b4f3be9ac8c
- https://security-tracker.debian.org/tracker/CVE-2022-2869
- https://gitlab.com/libtiff/libtiff/-/merge_requests/294/diffs?commit_id=bcf28bb7f630f24fa47701a9907013f3548092cd
- https://bugzilla.redhat.com/show_bug.cgi/show_bug.cgi?id=2118872
- https://bugzilla.redhat.com/show_bug.cgi/show_bug.cgi?id=2118874
- https://bugzilla.redhat.com/show_bug.cgi/show_bug.cgi?id=2118871
- https://bugzilla.redhat.com/show_bug.cgi/show_bug.cgi?id=2118875
- https://bugzilla.redhat.com/show_bug.cgi/show_bug.cgi?id=2118873
- https://bugzilla.redhat.com/show_bug.cgi/show_bug.cgi?id=2118876
- https://access.redhat.com/errata/RHSA-2023:0095
- https://access.redhat.com/security/cve/cve-2022-2869
- https://www.ibm.com/support/pages/node/7177223 (Advisory)
Frequently Asked Questions
What is CVE-2022-2869?
CVE-2022-2869 is a vulnerability in libtiff's tiffcrop tool that allows an attacker to trigger out-of-bounds read and write by supplying a crafted file to tiffcrop.
How does CVE-2022-2869 affect libtiff?
CVE-2022-2869 affects libtiff's tiffcrop tool, specifically in the extractContigSamples8bits routine.
What is the severity of CVE-2022-2869?
The severity of CVE-2022-2869 is medium.
How can an attacker exploit CVE-2022-2869?
An attacker can exploit CVE-2022-2869 by tricking a user into opening a crafted file with tiffcrop.
Is there a fix for CVE-2022-2869?
Yes, there are fixes available for CVE-2022-2869. Please refer to the official references for the specific fixes.
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