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6.3 Medium

CVE-2026-7263 In PHP versions 8.4.* before 8.4.21 and 8.5.* before 8.5.6, DOMNode::C14N() method may process the XML data incorrectly,…

Description

In PHP versions 8.4.* before 8.4.21 and 8.5.* before 8.5.6, DOMNode::C14N() method may process the XML data incorrectly, causing a circular linked list in the data structure representing the XML document. This may cause subsequent processing of the XML document to enter infinite loop, causing denial of service in the processing application.

Affected products and versions

Product Affected versions Fixed in
PHP 8.5 earliest → < 8.5.6 8.5.6
PHP 8.4 earliest → < 8.4.21 8.4.21
Red Hat Enterprise Linux AppStream (v. 10) Versions not published
Red Hat Enterprise Linux 10 Versions not published
Red Hat Enterprise Linux 6 Versions not published
Red Hat Enterprise Linux 7 Versions not published
Red Hat Enterprise Linux 8 Versions not published
Red Hat Enterprise Linux 9 Versions not published
Red Hat Hardened Images Versions not published

References

Timeline

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