CVE-2022-25313
expat: In Expat (aka libexpat) before 2.4.5, an attacker can trigger stack exhaustion in build_model via a large nesting dep...
CVE-2022-25313 is fixed in 9 products on 1 platform, first by expat 2.4.5-2, released February 15, 2022. It is not reported as exploited. Patch Radar priority: High.
High
CVSS
7.5
Medium
Exploitation
None reported
No vendor assessment
CISA KEV
Not listed
Not in the Known Exploited Vulnerabilities catalog
EPSS
0.0330
88th percentile
In Expat (aka libexpat) before 2.4.5, an attacker can trigger stack exhaustion in build_model via a large nesting depth in the DTD element.
Where it's fixed
| Product | Fixed in | Fix | Released |
|---|---|---|---|
| Linux | |||
| expat · Debian 12.15 (bookworm) | 2.4.5-1 | DEBIAN-CVE-2022-25313 | Feb 18, 2022 |
| expat · Debian 13.5 (trixie) | 2.4.5-1 | DEBIAN-CVE-2022-25313 | Feb 18, 2022 |
| expat · Debian 14 | 2.4.5-1 | DEBIAN-CVE-2022-25313 | Feb 18, 2022 |
| expat · RHEL 8 | 0:2.2.5-8.el8_6.2 | RHSA-2022:5314 | Jun 30, 2022 |
| expat · RHEL 9 | 0:2.2.10-12.el9_0.2 | RHSA-2022:5244 | Jul 1, 2022 |
| expat · Ubuntu 18.04.6 LTS (bionic) | 2.2.5-3ubuntu0.7 | expat 2.2.5-3ubuntu0.7 | Feb 17, 2022 |
| expat · Ubuntu 20.04 LTS (focal) | 2.2.9-1ubuntu0.4 | expat 2.2.9-1ubuntu0.4 | Feb 17, 2022 |
| expat · Ubuntu 24.10 (oracular) | 2.4.5-2 | expat 2.4.5-2 | Feb 15, 2022 |
| expat · Ubuntu 25.04 (plucky) | 2.4.5-2 | expat 2.4.5-2 | Feb 15, 2022 |
| expat · almalinux 8 | 2.2.5-8.el8_6.2 | ALSA-2022:5314 | Jun 30, 2022 |
| expat · almalinux 9 | 2.2.10-12.el9_0.2 | ALSA-2022:5244 | Jul 1, 2022 |
| expat · amzn 2023 | 2.5.0-1.amzn2023.0.2 | ALAS2023-2023-058 | Feb 17, 2023 |
| expat · ol 8 | 0:2.2.5-8.0.1.el8_6.2 | ELSA-2022-5314 | Jun 30, 2022 |
| expat · ol 9 | 0:2.2.10-12.el9_0.2 | ELSA-2022-5244 | Jun 30, 2022 |
| expat · rocky 8 | 0:2.2.5-8.el8_6.2 | RLSA-2022:5314 | Jun 28, 2022 |
| expat-debuginfo · amzn 2023 | 2.5.0-1.amzn2023.0.2 | ALAS2023-2023-058 | Feb 17, 2023 |
| expat-debugsource · amzn 2023 | 2.5.0-1.amzn2023.0.2 | ALAS2023-2023-058 | Feb 17, 2023 |
| expat-devel · RHEL 8 | 0:2.2.5-8.el8_6.2 | RHSA-2022:5314 | Jun 30, 2022 |
| expat-devel · RHEL 9 | 0:2.2.10-12.el9_0.2 | RHSA-2022:5244 | Jul 1, 2022 |
| expat-devel · almalinux 8 | 2.2.5-8.el8_6.2 | ALSA-2022:5314 | Jun 30, 2022 |
| expat-devel · almalinux 9 | 2.2.10-12.el9_0.2 | ALSA-2022:5244 | Jul 1, 2022 |
| expat-devel · amzn 2023 | 2.5.0-1.amzn2023.0.2 | ALAS2023-2023-058 | Feb 17, 2023 |
| expat-devel · ol 8 | 0:2.2.5-8.0.1.el8_6.2 | ELSA-2022-5314 | Jun 30, 2022 |
| expat-devel · ol 9 | 0:2.2.10-12.el9_0.2 | ELSA-2022-5244 | Jun 30, 2022 |
| expat-static · amzn 2023 | 2.5.0-1.amzn2023.0.2 | ALAS2023-2023-058 | Feb 17, 2023 |
| firefox · Ubuntu 22.04.1 LTS (jammy) | 1:1snap1-0ubuntu1 | firefox 1:1snap1-0ubuntu1 | Apr 6, 2022 |
| firefox · Ubuntu 24.10 (oracular) | 1:1snap1-0ubuntu1 | firefox 1:1snap1-0ubuntu1 | Feb 15, 2022 |
| firefox · Ubuntu 25.04 (plucky) | 1:1snap1-0ubuntu1 | firefox 1:1snap1-0ubuntu1 | Feb 15, 2022 |
| libexpat1 · Ubuntu 18.04.6 LTS (bionic) | 2.2.5-3ubuntu0.7 | libexpat1 2.2.5-3ubuntu0.7 | Feb 17, 2022 |
| libexpat1 · Ubuntu 20.04 LTS (focal) | 2.2.9-1ubuntu0.4 | libexpat1 2.2.9-1ubuntu0.4 | Feb 17, 2022 |
| libexpat1 · Ubuntu 24.10 (oracular) | 2.4.5-2 | libexpat1 2.4.5-2 | Feb 15, 2022 |
| libexpat1 · Ubuntu 25.04 (plucky) | 2.4.5-2 | libexpat1 2.4.5-2 | Feb 15, 2022 |
| mingw32-expat · RHEL 8 | 0:2.4.8-1.el8 | RHSA-2022:7811 | Nov 8, 2022 |
| mingw32-expat · almalinux 8 | 2.4.8-1.el8 | ALSA-2022:7811 | Nov 8, 2022 |
| mingw64-expat · RHEL 8 | 0:2.4.8-1.el8 | RHSA-2022:7811 | Nov 8, 2022 |
| mingw64-expat · almalinux 8 | 2.4.8-1.el8 | ALSA-2022:7811 | Nov 8, 2022 |
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