CVE-2023-0798
First published: Sun Feb 12 2023(Updated: )
A flaw was found in tiffcrop, a program distributed by the libtiff package. A specially crafted tiff file can lead to an out-of-bounds read in the extractContigSamplesShifted8bits function in tools/tiffcrop.c, resulting in a Denial of Service and limited information disclosure.
Credit: cve@gitlab.com
| Affected Software | Affected Version | How to fix |
|---|---|---|
| redhat/libtiff | <0:4.4.0-8.el9_2 | 0:4.4.0-8.el9_2 |
| Libtiff Libtiff | <=4.4.0 | |
| debian/tiff | <=4.1.0+git191117-2~deb10u4 | 4.1.0+git191117-2~deb10u8 4.2.0-1+deb11u4 4.5.0-6 4.5.1+git230720-1 |
| IBM Cognos Analytics | <=12.0.0-12.0.3 | |
| IBM Cognos Analytics | <=11.2.0-11.2.4 FP4 |
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Reference Links
- https://www.cve.org/CVERecord?id=CVE-2023-0798 https://nvd.nist.gov/vuln/detail/CVE-2023-0798
- https://bugzilla.redhat.com/show_bug.cgi?id=2170157
- https://access.redhat.com/errata/RHSA-2023:3711
- https://access.redhat.com/security/cve/cve-2023-0798
- https://gitlab.com/gitlab-org/cves/-/blob/master/2023/CVE-2023-0798.json
- https://gitlab.com/libtiff/libtiff/-/commit/afaabc3e50d4e5d80a94143f7e3c997e7e410f68
- https://gitlab.com/libtiff/libtiff/-/issues/492
- https://lists.debian.org/debian-lts-announce/2023/02/msg00026.html
- https://security.gentoo.org/glsa/202305-31
- https://security.netapp.com/advisory/ntap-20230316-0003/
- https://www.debian.org/security/2023/dsa-5361
- https://security-tracker.debian.org/tracker/CVE-2023-0798
- https://bugzilla.redhat.com/show_bug.cgi/show_bug.cgi?id=2170160
- https://bugzilla.redhat.com/show_bug.cgi/show_bug.cgi?id=2170158
- https://bugzilla.redhat.com/show_bug.cgi/show_bug.cgi?id=2170159
- https://bugzilla.redhat.com/show_bug.cgi/show_bug.cgi?id=2170161
- https://www.ibm.com/support/pages/node/7177223 (Advisory)
Frequently Asked Questions
What is CVE-2023-0798?
CVE-2023-0798 is a vulnerability in LibTIFF 4.4.0 that allows attackers to cause a denial-of-service by exploiting an out-of-bounds read in the tiffcrop utility.
How severe is CVE-2023-0798?
CVE-2023-0798 has a severity level of medium (4) based on the severity value assigned by the vulnerability assessment.
How can an attacker exploit CVE-2023-0798?
An attacker can exploit CVE-2023-0798 by crafting a malicious tiff file and using it to trigger the out-of-bounds read in the tiffcrop utility, resulting in a denial-of-service.
How can I fix CVE-2023-0798?
To fix CVE-2023-0798, users that compile libtiff from sources should apply the fix with commit afaabc3e.
Where can I find more information about CVE-2023-0798?
You can find more information about CVE-2023-0798 on the GitLab links provided: [Commit](https://gitlab.com/libtiff/libtiff/-/commit/afaabc3e50d4e5d80a94143f7e3c997e7e410f68) and [Issue](https://gitlab.com/libtiff/libtiff/-/issues/492). Additionally, you can check the Debian security tracker for this vulnerability at [Debian Security Tracker](https://security-tracker.debian.org/tracker/CVE-2023-0798).
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