BIT-apache-2026-29169

vendorUSosv

Apache HTTP Server: mod_dav_lock indirect lock crash

view advisory published 2026-05-06Licence: per source

A NULL pointer dereference in mod_dav_lock in Apache HTTP Server 2.4.66 and earlier may allow an attacker to crash the server with a malicious request.mod_dav_lock is not used internally by mod_dav or mod_dav_fs. The only known use-case for mod_dav_lock was mod_dav_svn from Apache Subversion earlier than version 1.2.0. Users are recommended to upgrade to version 2.4.66, which fixes this issue, or remove mod_dav_lock.

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describes (1)

Related CVEs.

IDseverity exploitable
CVE-2026-29169US——
A NULL pointer dereference in mod_dav_lock in Apache HTTP Server 2.4.66 and earlier may allow an attacker to crash the server with a malicious request.mod_dav_lock is not used inte…
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