CVE-2022-25236
Critical
Description
xmlparse.c in Expat (aka libexpat) before 2.4.5 allows attackers to insert namespace-separator characters into namespace URIs.
SeverityCritical
CVSS9.8
Exploit probability—
Product
Libexpat
PublishedFeb 16, 2022
First seenFeb 16, 2022
Weakness typeCWE-668CWE-668
How to fix
Update
- libexpat_project libexpat2.4.5 or later
- siemens sinema_remote_connect_server3.1 or later
Vendor advisories
- debian.org/security/2022/dsa-5085
- lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/3UFRBA3UQVIQKXTBUQXDWQOVWNBKLERU/
- lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/Y27XO3JMKAOMQZVPS3B4MJGEAHCZF5OM/
- security.gentoo.org/glsa/202209-24
Affected products
| Product | Affected versions | Fixed in |
|---|---|---|
| libexpat_project libexpat | v < 2.4.5 | 2.4.5 |
| debian debian_linux | 10.0, 11.0 | — |
| oracle http_server | 12.2.1.3.0, 12.2.1.4.0 | — |
| oracle zfs_storage_appliance_kit | 8.8 | — |
| siemens sinema_remote_connect_server | v < 3.1 | 3.1 |
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