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Alerts This Week
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Oracle Linux 9 mod_http2 Moderate DoS Vulnerability ELSA-2026-22551

oracle
Calendar Grey June 26, 2026
Oracle Linux Logo Esm H88
Oracle Linux Security Advisory ELSA-2026-22551 addresses HTTP/2 remote denial of service issues with mod_http2.
The following updated rpms for Oracle Linux 9 have been uploaded to the Unbreakable Linux Network:

Summary

[2.0.26-6.1] - Resolves: RHEL-182417 - mod_http2: HTTP/2: Remote Denial of Service via compression bomb and Slowloris-style attack (CVE-2026-49975) [2.0.26-6] - Resolves: RHEL-166293 - httpd: Apache HTTP Server: HTTP/2 DoS by Memory Increase (CVE-2025-53020)

Topics%20covered

Topics Covered

security advisory moderate remote denial of service Oracle HTTP2

SRPMs

http://oss.oracle.com/ol9/SRPMS-updates/mod_http2-2.0.26-6.el9_8.1.src.rpm

x86_64

mod_http2-2.0.26-6.el9_8.1.x86_64.rpm

aarch64

mod_http2-2.0.26-6.el9_8.1.aarch64.rpm

Severity
moderate
Lowest
Low
Medium
High
Critical

Related CVEs: CVE-2025-53020

Topics%20covered

Topics Covered

security advisory moderate remote denial of service Oracle HTTP2

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