REDHAT-BUG-2122799
First published: Tue Aug 30 2022(Updated: )
It was found in libtiff 4.4.0rc1 that there is an invalid pointer free operation in TIFFClose() at tif_close.c:131 called by tiffcrop.c:2522 that can cause a program crash and denial of service while processing crafted input. Upstream bug: <a href="https://gitlab.com/libtiff/libtiff/-/issues/422">https://gitlab.com/libtiff/libtiff/-/issues/422</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/422
- https://gitlab.com/libtiff/libtiff/-/merge_requests/378
- https://bugzilla.redhat.com/show_bug.cgi/show_bug.cgi?id=2122800
- https://bugzilla.redhat.com/show_bug.cgi/show_bug.cgi?id=2122801
- https://access.redhat.com/errata/RHSA-2023:0095
- https://access.redhat.com/errata/RHSA-2023:0302
- https://access.redhat.com/security/cve/cve-2022-2521
- https://bugzilla.redhat.com/show_bug.cgi?id=2122799
Frequently Asked Questions
What is the severity of REDHAT-BUG-2122799?
The severity of REDHAT-BUG-2122799 is categorized as high due to the potential for program crashes and denial of service.
How do I fix REDHAT-BUG-2122799?
To fix REDHAT-BUG-2122799, update libtiff to the latest stable version that includes the necessary patches.
What causes the vulnerability in REDHAT-BUG-2122799?
The vulnerability in REDHAT-BUG-2122799 is caused by an invalid pointer free operation in the TIFFClose() function.
Which software versions are affected by REDHAT-BUG-2122799?
Affected software versions of REDHAT-BUG-2122799 include libtiff 4.4.0rc1 and potentially earlier versions.
What is the potential impact of REDHAT-BUG-2122799?
The potential impact of REDHAT-BUG-2122799 includes arbitrary program crashes and denial of service when processing crafted input.
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