CVE-2021-41524
CVE-2021-41524 · null pointer dereference in h2 fuzzing
Cette page présente des faits issus de sources publiques. Consultez l’avis original avant toute mise à jour.
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.
CVSS 7.5 · Élevée · EPSS 25,2% · Correctif disponible
- Publication
- Mise à jour
Produits et versions concernés
apache httpd
- Versions du logiciel
- 2.4.49: Concernée
Aucun correctif publié
apache2 Debian:12
- Plages de versions concernées
- ECOSYSTEM: < 2.4.50-1
Mettez à jour vers 2.4.50-1
apache2 Debian:13
- Plages de versions concernées
- ECOSYSTEM: < 2.4.50-1
Mettez à jour vers 2.4.50-1
apache2 Debian:14
- Plages de versions concernées
- ECOSYSTEM: < 2.4.50-1
Mettez à jour vers 2.4.50-1
Sources originales
- https://httpd.apache.org/security/vulnerabilities_24.html
- http://www.openwall.com/lists/oss-security/2021/10/05/1
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/DSM6UWQICBJ2TU727RENU3HBKEAFLT6T/
- https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-apache-httpd-pathtrv-LAzg68cZ
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/EUVJVRJRBW5QVX4OY3NOHZDQ3B3YOTSG/
- https://www.oracle.com/security-alerts/cpujan2022.html
- https://security.netapp.com/advisory/ntap-20211029-0009/
- https://security.gentoo.org/glsa/202208-20
- https://nvd.nist.gov/vuln/detail/CVE-2021-41524