Bugzilla – Bug 1191326
VUL-0: CVE-2021-41524: apache2: null pointer dereference in h2 fuzzing
Last modified: 2021-10-05 12:21:45 UTC
moderate: null pointer dereference in h2 fuzzing (CVE-2021-41524) While fuzzing the 2.4.49 httpd, a new null pointer dereference was detected during HTTP/2 request processing, allowing an external source to DoS the server. This requires a specially crafted request. The vulnerability was recently introduced in version 2.4.49. No exploit is known to the project. Acknowledgements: Apache httpd team would like to thank LI ZHI XIN from NSFocus Security Team for reporting this issue. Reported to security team 2021-09-17 fixed by r1893655 in 2.4.x 2021-09-26 Update 2.4.50 released 2021-10-04 Affects 2.4.49 https://httpd.apache.org/security/vulnerabilities_24.html
2.4.50 is on its way to Factory.