REDHAT-BUG-2064411: Buffer Overflow
First published: Tue Mar 15 2022(Updated: )
A heap buffer overflow in libtiff library Version 4.3.0 may allow an attacker to trigger an unsafe memory access. Using a crafted TIFF image file could result into application crash, potential information disclosure or any other context-dependent impact. Upstream fix: <a href="https://gitlab.com/freedesktop-sdk/mirrors/gitlab/libtiff/libtiff/-/commit/232282fd8f9c21eefe8d2d2b96cdbbb172fe7b7c">https://gitlab.com/freedesktop-sdk/mirrors/gitlab/libtiff/libtiff/-/commit/232282fd8f9c21eefe8d2d2b96cdbbb172fe7b7c</a>
| Affected Software | Affected Version | How to fix |
|---|---|---|
| libtiff |
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Reference Links
- https://gitlab.com/freedesktop-sdk/mirrors/gitlab/libtiff/libtiff/-/commit/232282fd8f9c21eefe8d2d2b96cdbbb172fe7b7c
- https://gitlab.com/libtiff/libtiff/-/issues/382
- https://gitlab.com/libtiff/libtiff/-/issues/380
- https://gitlab.com/gitlab-org/cves/-/blob/master/2022/CVE-2022-0891.json
- https://bugzilla.redhat.com/show_bug.cgi/show_bug.cgi?id=2065389
- https://bugzilla.redhat.com/show_bug.cgi/show_bug.cgi?id=2065390
- https://access.redhat.com/errata/RHSA-2022:7585
- https://access.redhat.com/errata/RHSA-2022:8194
- https://access.redhat.com/security/cve/cve-2022-0891
- https://bugzilla.redhat.com/show_bug.cgi?id=2064411
Frequently Asked Questions
What is the severity of REDHAT-BUG-2064411?
The severity of REDHAT-BUG-2064411 is considered to be critical due to the potential for application crashes and information disclosure.
How do I fix REDHAT-BUG-2064411?
To fix REDHAT-BUG-2064411, update to a patched version of the libtiff library as specified by the official release notes.
What type of vulnerability is REDHAT-BUG-2064411?
REDHAT-BUG-2064411 is classified as a heap buffer overflow vulnerability.
What could an attacker achieve with REDHAT-BUG-2064411?
An attacker could exploit REDHAT-BUG-2064411 to perform unsafe memory access, potentially leading to application crashes or information leakage.
Which software is affected by REDHAT-BUG-2064411?
The affected software for REDHAT-BUG-2064411 is the libtiff library, specifically version 4.3.0.
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