Red Hat Security Advisory: mod_http2 security update
A low severity vulnerability (CVE-2024-36387) exists in the mod_http2 Apache httpd module used in Red Hat Enterprise Linux 9. The issue is a denial of service (DoS) caused by a null pointer dereference when handling websocket connections over HTTP/2. Red Hat has released an update to address this vulnerability in mod_http2 for various Red Hat Enterprise Linux 9 variants.
AI Analysis
Technical Summary
The mod_http2 module in Apache httpd 2.4 servers, which implements the HTTP/2 protocol, contains a vulnerability (CVE-2024-36387) that can cause a denial of service via a null pointer dereference triggered by websocket over HTTP/2 traffic. This issue was identified and fixed by Red Hat in their mod_http2 package updates for Red Hat Enterprise Linux 9. The vulnerability is rated as low severity by Red Hat Product Security.
Potential Impact
Successful exploitation of this vulnerability can cause a denial of service condition in the Apache httpd server by triggering a null pointer dereference in the mod_http2 module when processing websocket connections over HTTP/2. This could result in service interruption but does not indicate code execution or data compromise based on the provided information.
Mitigation Recommendations
Red Hat has released an official security update for mod_http2 in Red Hat Enterprise Linux 9 to address this vulnerability. Users should apply the provided update as described in Red Hat advisory RHSA-2024:8680. For detailed update instructions, refer to https://access.redhat.com/articles/11258. No additional mitigations are specified or required beyond applying the official patch.
Red Hat Security Advisory: mod_http2 security update
Description
A low severity vulnerability (CVE-2024-36387) exists in the mod_http2 Apache httpd module used in Red Hat Enterprise Linux 9. The issue is a denial of service (DoS) caused by a null pointer dereference when handling websocket connections over HTTP/2. Red Hat has released an update to address this vulnerability in mod_http2 for various Red Hat Enterprise Linux 9 variants.
Affected software
pkg:rpm/redhat/mod_http2Run on your own infrastructure? Check whether these packages are installed with threat-finder — our free open-source scanner.
Weaknesses
AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
The mod_http2 module in Apache httpd 2.4 servers, which implements the HTTP/2 protocol, contains a vulnerability (CVE-2024-36387) that can cause a denial of service via a null pointer dereference triggered by websocket over HTTP/2 traffic. This issue was identified and fixed by Red Hat in their mod_http2 package updates for Red Hat Enterprise Linux 9. The vulnerability is rated as low severity by Red Hat Product Security.
Potential Impact
Successful exploitation of this vulnerability can cause a denial of service condition in the Apache httpd server by triggering a null pointer dereference in the mod_http2 module when processing websocket connections over HTTP/2. This could result in service interruption but does not indicate code execution or data compromise based on the provided information.
Mitigation Recommendations
Red Hat has released an official security update for mod_http2 in Red Hat Enterprise Linux 9 to address this vulnerability. Users should apply the provided update as described in Red Hat advisory RHSA-2024:8680. For detailed update instructions, refer to https://access.redhat.com/articles/11258. No additional mitigations are specified or required beyond applying the official patch.
Technical Details
- Gcve Source
- db.gcve.eu
- Csaf Category
- csaf_security_advisory
- Csaf Version
- 2.0
- Publisher
- Red Hat Product Security
- Advisory Id
- RHSA-2024:8680
- Cve Count
- 1
- Additional Cves
- []
- Cvss Version
- null
Threat ID: 6a419cbb27e9c79719abf004
Added to database: 06/28/2026, 22:14:19 UTC
Last enriched: 06/28/2026, 22:36:19 UTC
Last updated: 07/02/2026, 21:25:53 UTC
Views: 19
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