REDHAT-BUG-2122792
First published: Tue Aug 30 2022(Updated: )
A flaw was found in libtiff 4.4.0rc1. There is a sysmalloc assertion fail in rotateImage() at tiffcrop.c:8621 that can cause program crash when reading a crafted input. Upstream bug: <a href="https://gitlab.com/libtiff/libtiff/-/issues/424">https://gitlab.com/libtiff/libtiff/-/issues/424</a> Upstream fix: <a href="https://gitlab.com/libtiff/libtiff/-/merge_requests/378">https://gitlab.com/libtiff/libtiff/-/merge_requests/378</a>
| Affected Software | Affected Version | How to fix |
|---|---|---|
| libtiff |
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Reference Links
- https://gitlab.com/libtiff/libtiff/-/issues/424
- https://gitlab.com/libtiff/libtiff/-/merge_requests/378
- https://bugzilla.redhat.com/show_bug.cgi/show_bug.cgi?id=2122794
- https://bugzilla.redhat.com/show_bug.cgi/show_bug.cgi?id=2122793
- https://access.redhat.com/errata/RHSA-2023:0095
- https://access.redhat.com/errata/RHSA-2023:0302
- https://access.redhat.com/security/cve/cve-2022-2520
- https://bugzilla.redhat.com/show_bug.cgi?id=2122792
Frequently Asked Questions
What is the severity of REDHAT-BUG-2122792?
The severity of REDHAT-BUG-2122792 is high due to potential program crashes when processing crafted TIFF images.
How do I fix REDHAT-BUG-2122792?
To fix REDHAT-BUG-2122792, upgrade to the patched version of libtiff that addresses the sysmalloc assertion failure.
What systems are affected by REDHAT-BUG-2122792?
REDHAT-BUG-2122792 affects systems using libtiff version 4.4.0rc1.
Is there a workaround for REDHAT-BUG-2122792?
Currently, there is no official workaround for REDHAT-BUG-2122792 besides upgrading to the fixed version.
How does REDHAT-BUG-2122792 exploit vulnerabilities in libtiff?
REDHAT-BUG-2122792 exploits vulnerabilities in libtiff by causing assertion failures in the rotateImage() function when handling specially crafted input.
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