CVE-2022-2521 — MEDIUM (6.5)

Vulnerability Description

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.

CVSS Score

6.5

MEDIUM

CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

REQUIRED

Scope

UNCHANGED

Confidentiality

NONE

Integrity

NONE

Availability

HIGH

Affected Products

Vendor	Product	Versions
Libtiff	Libtiff	4.4.0
Debian	Debian Linux	11.0

Related Weaknesses (CWE)

CWE-763

References

https://gitlab.com/libtiff/libtiff/-/issues/422ExploitIssue TrackingPatch
https://gitlab.com/libtiff/libtiff/-/merge_requests/378ExploitIssue TrackingPatch
https://www.debian.org/security/2023/dsa-5333Third Party Advisory
https://gitlab.com/libtiff/libtiff/-/issues/422ExploitIssue TrackingPatch
https://gitlab.com/libtiff/libtiff/-/merge_requests/378ExploitIssue TrackingPatch
https://www.debian.org/security/2023/dsa-5333Third Party Advisory

FAQ

What is CVE-2022-2521?

CVE-2022-2521 is a vulnerability with a CVSS score of 6.5 (MEDIUM). 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 ...

How severe is CVE-2022-2521?

CVE-2022-2521 has been rated MEDIUM with a CVSS base score of 6.5/10. Review the CVSS metrics above for detailed severity breakdown.

Is there a patch for CVE-2022-2521?

Check the references section above for vendor advisories and patch information. Affected products include: Libtiff Libtiff, Debian Debian Linux.