cbcvebase.
CVE-2021-41524
published 2021-10-05

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…

high7.5CVSS 3.1
AVNACLPRNUINSUCNINAH
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.

Affected

9 ranges
VendorProductVersion rangeFixed in
apachehttp_server
apache_software_foundationapache_http_server
debianapache2< apache2 2.4.50-1 (bookworm)apache2 2.4.50-1 (bookworm)
fedoraprojectfedora
fedoraprojectfedora
msrccm1_httpd_2.4.51-1_on_cbl_mariner_1.0
oracleinstantis_enterprisetrack
oracleinstantis_enterprisetrack
oracleinstantis_enterprisetrack

CVSS provenance

nvdv3.17.5HIGHCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
osv7.5HIGH