httpd: NULL pointer dereference via specially crafted request

A flaw was found in the moddavlock module of httpd. This vulnerability allows a remote unauthenticated attacker to crash the server due to a NULL pointer dereference via a specially crafted request...

Ubuntu 14.04 LTS / 16.04 LTS / 18.04 LTS / 20.04 LTS : Apache HTTP Server vulnerabilities (USN-8396-1)

The remote Ubuntu 14.04 LTS / 16.04 LTS / 18.04 LTS / 20.04 LTS host has packages installed that are affected by multiple vulnerabilities as referenced in the USN-8396-1 advisory. It was discovered that the Apache HTTP Server modrewrite module incorrectly handled certain privileges. A local...

SUSE-SU-2026:2104-1 Security update for apache2

This update for apache2 fixes the following issues - CVE-2026-23918: http2: double free and possible RCE on early reset bsc1263957. - CVE-2026-24072: modrewrite elevation of privileges via apexpr bsc1263935. - CVE-2026-28780: heap buffer overflow in modproxyajp via ajpmsgcheckheader bsc1264163. -...

Ubuntu 22.04 LTS / 24.04 LTS / 25.10 / 26.04 LTS : Apache HTTP Server vulnerabilities (USN-8239-1)

The remote Ubuntu 22.04 LTS / 24.04 LTS / 25.10 / 26.04 LTS host has packages installed that are affected by multiple vulnerabilities as referenced in the USN-8239-1 advisory. Bartlomiej Dmitruk and Stanislaw Strzalkowski discovered that Apache HTTP Server incorrectly handled certain memory...

USN-8239-1 apache2 vulnerabilities

Bartlomiej Dmitruk and Stanislaw Strzalkowski discovered that Apache HTTP Server incorrectly handled certain memory operations when using the HTTP/2 protocol. A remote attacker could use this issue to cause Apache HTTP Server to crash, resulting in a denial of service, or possibly execute arbitra...

BIT-APACHE-2026-29169 Apache HTTP Server: mod_dav_lock indirect lock crash

A NULL pointer dereference in moddavlock in Apache HTTP Server 2.4.66 and earlier may allow an attacker to crash the server with a malicious request.moddavlock is not used internally by moddav or moddavfs. The only known use-case for moddavlock was moddavsvn from Apache Subversion earlier than...

CVE-2026-29169

A NULL pointer dereference in moddavlock in Apache HTTP Server 2.4.66 and earlier may allow an attacker to crash the server with a malicious request.moddavlock is not used internally by moddav or moddavfs. The only known use-case for moddavlock was moddavsvn from Apache Subversion earlier than...

Linux Distros Unpatched Vulnerability : CVE-2026-29169

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - A NULL pointer dereference in moddavlock in Apache HTTP Server 2.4.66 and earlier may allow an attacker to crash the server with a malicious request.moddavlock ...

UBUNTU-CVE-2026-29169

A NULL pointer dereference in moddavlock in Apache HTTP Server 2.4.66 and earlier may allow an attacker to crash the server with a malicious request.moddavlock is not used internally by moddav or moddavfs. The only known use-case for moddavlock was moddavsvn from Apache Subversion earlier than...

DEBIAN-CVE-2026-29169

A NULL pointer dereference in moddavlock in Apache HTTP Server 2.4.66 and earlier may allow an attacker to crash the server with a malicious request.moddavlock is not used internally by moddav or moddavfs. The only known use-case for moddavlock was moddavsvn from Apache Subversion earlier than...

CVE-2026-29169

A NULL pointer dereference in moddavlock in Apache HTTP Server 2.4.66 and earlier may allow an attacker to crash the server with a malicious request.moddavlock is not used internally by moddav or moddavfs. The only known use-case for moddavlock was moddavsvn from Apache Subversion earlier than...

CVE-2026-29169 Apache HTTP Server: mod_dav_lock indirect lock crash

A NULL pointer dereference in moddavlock in Apache HTTP Server 2.4.66 and earlier may allow an attacker to crash the server with a malicious request.moddavlock is not used internally by moddav or moddavfs. The only known use-case for moddavlock was moddavsvn from Apache Subversion earlier than...

CVE-2026-29169

A NULL pointer dereference in moddavlock in Apache HTTP Server 2.4.66 and earlier may allow an attacker to crash the server with a malicious request.moddavlock is not used internally by moddav or moddavfs. The only known use-case for moddavlock was moddavsvn from Apache Subversion earlier than...

CVE-2026-29169

A NULL pointer dereference in moddavlock in Apache HTTP Server 2.4.66 and earlier may allow an attacker to crash the server with a malicious request.moddavlock is not used internally by moddav or moddavfs. The only known use-case for moddavlock was moddavsvn from Apache Subversion earlier than...

EUVD-2026-26957

A NULL pointer dereference in moddavlock in Apache HTTP Server 2.4.66 and earlier may allow an attacker to crash the server with a malicious request.moddavlock is not used internally by moddav or moddavfs. The only known use-case for moddavlock was moddavsvn from Apache Subversion earlier than...

CVE-2026-29169 Apache HTTP Server: mod_dav_lock indirect lock crash

A NULL pointer dereference in moddavlock in Apache HTTP Server 2.4.66 and earlier may allow an attacker to crash the server with a malicious request.moddavlock is not used internally by moddav or moddavfs. The only known use-case for moddavlock was moddavsvn from Apache Subversion earlier than...

CVE-2026-29169

A NULL pointer dereference in moddavlock in Apache HTTP Server 2.4.66 and earlier may allow an attacker to crash the server with a malicious request.moddavlock is not used internally by moddav or moddavfs. The only known use-case for moddavlock was moddavsvn from Apache Subversion earlier than...

PT-2026-36812

Name of the Vulnerable Software and Affected Versions Apache HTTP Server versions prior to 2.4.66 Description A NULL pointer dereference in the mod dav lock module may allow an attacker to crash the server by sending a malicious request. A NULL pointer dereference occurs when a program attempts t...