CVE-2022-2521: Medium severity tiff vulnerability
Published Aug 30, 2022
·Updated
It was found in libtiff 4.4.0rc1 that there is an invalid pointer free operation in TIFFClose() at tifclose.c:131 called by tiffcrop.c:2522 that can cause a program crash and denial of service while processing crafted input.
Affected Software
3 affected componentsFixes available
debian/tiff<=4.1.0+git191117-2~deb10u4, <=4.1.0+git191117-2~deb10u8
4.2.0-1+deb11u44.2.0-1+deb11u54.5.0-6+deb12u14.5.1+git230720-3
LibTIFF libtiff=4.4.0-rc1
Debian Debian Linux=11.0
Remediation
Patch Available
Patch Available
Event History
Aug 30, 2022
Data Sourced
via Red Hat·07:57 PM
DescriptionSeverityAffected Software
Aug 31, 2022
CVE Published
via MITRE·12:00 AM
Data Sourced
via MITRE·12:00 AM
DescriptionWeakness
Frequently Asked Questions
1
What is the vulnerability ID for this issue?
The vulnerability ID for this issue is CVE-2022-2521.
2
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.
3
What is the severity of CVE-2022-2521?
The severity of CVE-2022-2521 is low.
4
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.
5
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.