Vulnerability · Published Aug 31, 2022 · Assigned by redhat
CVE-2022-2521
Medium 6.5
In plain English
A medium-severity security flaw in libtiff. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 1.3% (higher than 71% of all known vulnerabilities). Fixed versions are available - upgrade the affected package.
Severity (CVSS NVD)6.5Medium
Exploit odds (30 days)1.3%top 28.8% of all CVEs
Exploited in the wildNo reportsnot in CISA KEV
Attack toolingNoneno public tooling known
Official 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.
Affected packages & fixed versions
| Ecosystem | Package | Fixed in | Advisory |
|---|---|---|---|
| AlmaLinux:8 | libtiff | 4.0.9-26.el8_7 | ALSA-2023:0095 |
| AlmaLinux:9 | libtiff | 4.4.0-5.el9_1 | ALSA-2023:0302 |
| AlmaLinux:8 | libtiff-devel | 4.0.9-26.el8_7 | ALSA-2023:0095 |
| AlmaLinux:9 | libtiff-devel | 4.4.0-5.el9_1 | ALSA-2023:0302 |
| AlmaLinux:8 | libtiff-tools | 4.0.9-26.el8_7 | ALSA-2023:0095 |
| AlmaLinux:9 | libtiff-tools | 4.4.0-5.el9_1 | ALSA-2023:0302 |
| Alpine:v3.20 | tiff | 4.4.0-r1 | ALPINE-CVE-2022-2521 |
| Alpine:v3.21 | tiff | 4.4.0-r1 | ALPINE-CVE-2022-2521 |
| Alpine:v3.22 | tiff | 4.4.0-r1 | ALPINE-CVE-2022-2521 |
| Alpine:v3.23 | tiff | 4.4.0-r1 | ALPINE-CVE-2022-2521 |
| Alpine:v3.24 | tiff | 4.4.0-r1 | ALPINE-CVE-2022-2521 |
| Debian:12 | tiff | 4.4.0-6 | DEBIAN-CVE-2022-2521 |
| Debian:13 | tiff | 4.4.0-6 | DEBIAN-CVE-2022-2521 |
| Debian:14 | tiff | 4.4.0-6 | DEBIAN-CVE-2022-2521 |
| Rocky Linux:8 | libtiff | 0:4.0.9-26.el8_7 | RLSA-2023:0095 |
| Rocky Linux:9 | libtiff | 0:4.4.0-5.el9_1 | RLSA-2023:0302 |
Affected products (as reported)
Weakness: CWE-763