CVE-2023-52425
expat: libexpat through 2.5.0 allows a denial of service (resource consumption)because many full reparsings are required in...
CVE-2023-52425 is fixed in 27 products on 1 platform, first by expat 2.6.0-1, released February 4, 2024. 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
0.0215
82nd percentile
libexpat through 2.5.0 allows a denial of service (resource consumption)because many full reparsings are required in the case of a large token forwhich multiple buffer fills are needed.
Where it's fixed
| Product | Fixed in | Fix | Released |
|---|---|---|---|
| Linux | |||
| expat · Debian 11.6 (bullseye) | 2.2.10-2+deb11u6 | DLA-3893-1 | Sep 19, 2024 |
| expat · Debian 12.15 (bookworm) | 2.5.0-1+deb12u2 | DEBIAN-CVE-2023-52425 | Feb 4, 2024 |
| expat · Debian 13.5 (trixie) | 2.6.0-1 | DEBIAN-CVE-2023-52425 | Feb 4, 2024 |
| expat · Debian 14 | 2.6.0-1 | DEBIAN-CVE-2023-52425 | Feb 4, 2024 |
| expat · RHEL 8 | 0:2.2.5-11.el8_9.1 | RHSA-2024:1615 | Apr 2, 2024 |
| expat · RHEL 9 | 0:2.5.0-1.el9_3.1 | RHSA-2024:1530 | Mar 26, 2024 |
| expat · Ubuntu 22.04.1 LTS (jammy) | 2.4.7-1ubuntu0.3 | expat 2.4.7-1ubuntu0.3 | Mar 9, 2024 |
| expat · Ubuntu 24.04.5 LTS (noble) | 2.6.0-1 | expat 2.6.0-1 | Feb 4, 2024 |
| expat · Ubuntu 24.10 (oracular) | 2.6.0-1 | expat 2.6.0-1 | Jan 16, 2026 |
| expat · Ubuntu 25.04 (plucky) | 2.6.0-1 | expat 2.6.0-1 | Jan 16, 2026 |
| expat · almalinux 8 | 2.2.5-11.el8_9.1 | ALSA-2024:1615 | Apr 2, 2024 |
| expat · almalinux 9 | 2.5.0-1.el9_3.1 | ALSA-2024:1530 | Mar 26, 2024 |
| expat · amzn 2023 | 2.6.3-1.amzn2023.0.1 | ALAS2023-2024-759 | Nov 13, 2024 |
| expat · ol 8 | 0:2.2.5-11.0.1.el8_9.1 | ELSA-2024-1615 | Apr 3, 2024 |
| expat · ol 9 | 0:2.5.0-1.el9_3.1 | ELSA-2024-1530 | Mar 26, 2024 |
| expat · rocky 8 | 0:2.2.5-11.el8_9.1 | RLSA-2024:1615 | Apr 5, 2024 |
| expat · sles 15.6 | 2.8.5-150400.3.40.1 | SUSE-SU-2026:4623-1 | Nov 7, 2026 |
| expat-debuginfo · amzn 2023 | 2.6.3-1.amzn2023.0.1 | ALAS2023-2024-759 | Nov 13, 2024 |
| expat-debugsource · amzn 2023 | 2.6.3-1.amzn2023.0.1 | ALAS2023-2024-759 | Nov 13, 2024 |
| expat-devel · RHEL 8 | 0:2.2.5-11.el8_9.1 | RHSA-2024:1615 | Apr 2, 2024 |
| expat-devel · RHEL 9 | 0:2.5.0-1.el9_3.1 | RHSA-2024:1530 | Mar 26, 2024 |
| expat-devel · almalinux 8 | 2.2.5-11.el8_9.1 | ALSA-2024:1615 | Apr 2, 2024 |
| expat-devel · almalinux 9 | 2.5.0-1.el9_3.1 | ALSA-2024:1530 | Mar 26, 2024 |
| expat-devel · amzn 2023 | 2.6.3-1.amzn2023.0.1 | ALAS2023-2024-759 | Nov 13, 2024 |
| expat-devel · ol 8 | 0:2.2.5-11.0.1.el8_9.1 | ELSA-2024-1615 | Apr 3, 2024 |
| expat-devel · ol 9 | 0:2.5.0-1.el9_3.1 | ELSA-2024-1530 | Mar 26, 2024 |
| expat-static · amzn 2023 | 2.6.3-1.amzn2023.0.1 | ALAS2023-2024-759 | Nov 13, 2024 |
| libexpat1 · Ubuntu 22.04.1 LTS (jammy) | 2.4.7-1ubuntu0.3 | libexpat1 2.4.7-1ubuntu0.3 | Mar 9, 2024 |
| libexpat1 · Ubuntu 24.04.5 LTS (noble) | 2.6.0-1 | libexpat1 2.6.0-1 | Feb 4, 2024 |
| libexpat1 · Ubuntu 24.10 (oracular) | 2.6.0-1 | libexpat1 2.6.0-1 | Jan 16, 2026 |
| libexpat1 · Ubuntu 25.04 (plucky) | 2.6.0-1 | libexpat1 2.6.0-1 | Jan 16, 2026 |
| python · opensuse-leap 15.6 | 2.7.18-150000.65.1 | SUSE-SU-2024:1862-1 | May 30, 2024 |
| python · sles 15.6 | 2.7.18-150000.65.1 | SUSE-SU-2024:1862-1 | May 30, 2024 |
| python-base · opensuse-leap 15.6 | 2.7.18-150000.65.1 | SUSE-SU-2024:1862-1 | May 30, 2024 |
| python-base · sles 15.6 | 2.7.18-150000.65.1 | SUSE-SU-2024:1862-1 | May 30, 2024 |
| python-doc · opensuse-leap 15.6 | 2.7.18-150000.65.1 | SUSE-SU-2024:1862-1 | May 30, 2024 |
| python3 · opensuse-leap 15.6 | 3.6.15-150300.10.65.2 | SUSE-SU-2024:2479-1 | Jul 15, 2024 |
| python3 · sles 15.6 | 3.6.15-150300.10.65.2 | SUSE-SU-2024:2479-1 | Jul 15, 2024 |
| python3-core · opensuse-leap 15.6 | 3.6.15-150300.10.65.1 | SUSE-SU-2024:2479-1 | Jul 15, 2024 |
| python3-core · sles 15.6 | 3.6.15-150300.10.65.1 | SUSE-SU-2024:2479-1 | Jul 15, 2024 |
| python3-documentation · opensuse-leap 15.6 | 3.6.15-150300.10.65.1 | SUSE-SU-2024:2479-1 | Jul 15, 2024 |
| python310 · opensuse-leap 15.6 | 3.10.14-150400.4.48.1 | SUSE-SU-2024:1698-1 | May 20, 2024 |
| python310-core · opensuse-leap 15.6 | 3.10.14-150400.4.48.1 | SUSE-SU-2024:1698-1 | May 20, 2024 |
| python310-documentation · opensuse-leap 15.6 | 3.10.14-150400.4.48.1 | SUSE-SU-2024:1698-1 | May 20, 2024 |
| xmlrpc-c · RHEL 8 | 0:1.51.0-9.el8_10 | RHSA-2024:4259 | Jul 2, 2024 |
| xmlrpc-c · almalinux 8 | 1.51.0-9.el8_10 | ALSA-2024:4259 | Jul 2, 2024 |
| xmlrpc-c · amzn 2023 | 1.51.08-2.amzn2023.0.2 | ALAS2023-2025-1229 | Oct 27, 2025 |
| xmlrpc-c · ol 8 | 0:1.51.0-9.el8_10 | ELSA-2024-4259 | Jul 2, 2024 |
| xmlrpc-c · rocky 8 | 0:1.51.0-9.el8_10 | RLSA-2024:4259 | May 7, 2025 |
| xmlrpc-c-apps · amzn 2023 | 1.51.08-2.amzn2023.0.2 | ALAS2023-2025-1229 | Oct 27, 2025 |
| xmlrpc-c-apps-debuginfo · amzn 2023 | 1.51.08-2.amzn2023.0.2 | ALAS2023-2025-1229 | Oct 27, 2025 |
| xmlrpc-c-c++ · RHEL 8 | 0:1.51.0-9.el8_10 | RHSA-2024:4259 | Jul 2, 2024 |
| xmlrpc-c-c++ · almalinux 8 | 1.51.0-9.el8_10 | ALSA-2024:4259 | Jul 2, 2024 |
| xmlrpc-c-c++ · amzn 2023 | 1.51.08-2.amzn2023.0.2 | ALAS2023-2025-1229 | Oct 27, 2025 |
| xmlrpc-c-c++ · ol 8 | 0:1.51.0-9.el8_10 | ELSA-2024-4259 | Jul 2, 2024 |
| xmlrpc-c-c++-debuginfo · amzn 2023 | 1.51.08-2.amzn2023.0.2 | ALAS2023-2025-1229 | Oct 27, 2025 |
| xmlrpc-c-client · RHEL 8 | 0:1.51.0-9.el8_10 | RHSA-2024:4259 | Jul 2, 2024 |
| xmlrpc-c-client · almalinux 8 | 1.51.0-9.el8_10 | ALSA-2024:4259 | Jul 2, 2024 |
| xmlrpc-c-client · amzn 2023 | 1.51.08-2.amzn2023.0.2 | ALAS2023-2025-1229 | Oct 27, 2025 |
| xmlrpc-c-client · ol 8 | 0:1.51.0-9.el8_10 | ELSA-2024-4259 | Jul 2, 2024 |
| xmlrpc-c-client++ · RHEL 8 | 0:1.51.0-9.el8_10 | RHSA-2024:4259 | Jul 2, 2024 |
| xmlrpc-c-client++ · almalinux 8 | 1.51.0-9.el8_10 | ALSA-2024:4259 | Jul 2, 2024 |
| xmlrpc-c-client++ · amzn 2023 | 1.51.08-2.amzn2023.0.2 | ALAS2023-2025-1229 | Oct 27, 2025 |
| xmlrpc-c-client++ · ol 8 | 0:1.51.0-9.el8_10 | ELSA-2024-4259 | Jul 2, 2024 |
| xmlrpc-c-client++-debuginfo · amzn 2023 | 1.51.08-2.amzn2023.0.2 | ALAS2023-2025-1229 | Oct 27, 2025 |
| xmlrpc-c-client-debuginfo · amzn 2023 | 1.51.08-2.amzn2023.0.2 | ALAS2023-2025-1229 | Oct 27, 2025 |
| xmlrpc-c-debuginfo · amzn 2023 | 1.51.08-2.amzn2023.0.2 | ALAS2023-2025-1229 | Oct 27, 2025 |
| xmlrpc-c-debugsource · amzn 2023 | 1.51.08-2.amzn2023.0.2 | ALAS2023-2025-1229 | Oct 27, 2025 |
| xmlrpc-c-devel · RHEL 8 | 0:1.51.0-9.el8_10 | RHSA-2024:4259 | Jul 2, 2024 |
| xmlrpc-c-devel · almalinux 8 | 1.51.0-9.el8_10 | ALSA-2024:4259 | Jul 2, 2024 |
| xmlrpc-c-devel · amzn 2023 | 1.51.08-2.amzn2023.0.2 | ALAS2023-2025-1229 | Oct 27, 2025 |
| xmlrpc-c-devel · ol 8 | 0:1.51.0-9.el8_10 | ELSA-2024-4259 | Jul 2, 2024 |
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