CVE-2022-2521
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.
Credit: secalert@redhat.com
| Affected Software | Affected Version | How to fix |
|---|---|---|
| Libtiff Libtiff | =4.4.0-rc1 | |
| Debian Debian Linux | =11.0 | |
| 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 |
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Reference Links
- https://gitlab.com/libtiff/libtiff/-/issues/422
- https://gitlab.com/libtiff/libtiff/-/merge_requests/378
- https://www.debian.org/security/2023/dsa-5333
- 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
- https://gitlab.com/libtiff/libtiff/-/commit/8fe3735942ea1d90d8cef843b55b3efe8ab6feaf
- https://gitlab.com/libtiff/libtiff/-/commit/bad48e90b410df32172006c7876da449ba62cdba
- https://security-tracker.debian.org/tracker/CVE-2022-2521
Frequently Asked Questions
What is the vulnerability ID for this issue?
The vulnerability ID for this issue is CVE-2022-2521.
What is the affected software and version range?
The affected software is libtiff, and the version range is 4.1.0+git191117-2~deb10u4 to 4.5.1+git230720-1.
What is the severity of CVE-2022-2521?
The severity of CVE-2022-2521 is low.
How can this vulnerability be exploited?
This vulnerability can be exploited by processing crafted input in TIFFClose() function, leading to a program crash and denial of service.
How do I fix CVE-2022-2521?
To fix CVE-2022-2521, update libtiff to version 4.2.0-1+deb11u4, 4.5.0-6, or 4.5.1+git230720-1.
- collector/nvd-index
- collector/security-tracker-debian
- agent/type
- agent/remedy
- agent/first-publish-date
- agent/softwarecombine
- collector/redhat-bugzilla
- source/Red Hat
- alias/CVE-2022-2521
- agent/last-modified-date
- agent/tags
- agent/author
- agent/weakness
- agent/severity
- agent/references
- agent/description
- agent/event
- collector/mitre-cve
- source/MITRE
- vendor/libtiff
- canonical/libtiff libtiff
- version/libtiff libtiff/4.4.0-rc1
- vendor/debian
- canonical/debian debian linux
- version/debian debian linux/11.0
- package-manager/debian