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httpd: Apache HTTP Server: Heap-based Buffer Overflow via malicious backend servers

🗓️ 01 Jul 2026 09:31:08Reported by RedHatType 
redhat
 redhat🔗 access.redhat.com👁 8 Views

Apache heap overflow via malicious backends using ProxyPassReverseCookie directives causes DoS.

Related
Packages
Refs
ReporterTitlePublishedViews
Family
IBM Security Bulletins		Security Bulletin: IBM HTTP Server is affected by multiple vulnerabilities due to the included Apache HTTP Server
16 Jun 202614:00
–ibm
IBM Security Bulletins		Security Bulletin: Multiple vulnerabilities have been identified in IBM HTTP Server used by IBM Rational ClearQuest
23 Jul 202619:46
–ibm
IBM Security Bulletins		Security Bulletin: Multiple vulnerabilities within IBM HTTP Server, affect IBM Tivoli Monitoring.
21 Jul 202617:15
–ibm
IBM Security Bulletins		Security Bulletin: Multiple Vulnerabilities have been identified in IBM HTTP Server shipped with IBM WebSphere Remote Server
23 Jun 202616:13
–ibm
FreeBSD		Apache httpd -- Multiple vulnerabilities
8 Jun 202600:00
–freebsd
ATTACKERKB		CVE-2026-34356
8 Jun 202615:12
–attackerkb
Tenable Nessus		Amazon Linux 2023 : httpd, httpd-core, httpd-devel (ALAS2023-2026-1880)
22 Jun 202600:00
–nessus
Tenable Nessus		Amazon Linux 2 : httpd, --advisory ALAS2-2026-3379 (ALAS-2026-3379)
22 Jun 202600:00
–nessus
Tenable Nessus		AlmaLinux 10 : httpd (ALSA-2026:34109)
1 Jul 202600:00
–nessus
Tenable Nessus		AlmaLinux 9 : httpd (ALSA-2026:41906)
21 Jul 202600:00
–nessus
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OSOS VersionArchitecturePackagePackage VersionFilename
Red Hat Enterprise Linux10.2aarch64httpd2.4.63-13.el10_2.4httpd-2.4.63-13.el10_2.4.aarch64.rpm
Red Hat Enterprise Linux10.2ppc64lehttpd2.4.63-13.el10_2.4httpd-2.4.63-13.el10_2.4.ppc64le.rpm
Red Hat Enterprise Linux10.2s390xhttpd2.4.63-13.el10_2.4httpd-2.4.63-13.el10_2.4.s390x.rpm
Red Hat Enterprise Linux10.2x86_64httpd2.4.63-13.el10_2.4httpd-2.4.63-13.el10_2.4.x86_64.rpm
Red Hat Enterprise Linux10.2aarch64httpd-core2.4.63-13.el10_2.4httpd-core-2.4.63-13.el10_2.4.aarch64.rpm
Red Hat Enterprise Linux10.2ppc64lehttpd-core2.4.63-13.el10_2.4httpd-core-2.4.63-13.el10_2.4.ppc64le.rpm
Red Hat Enterprise Linux10.2s390xhttpd-core2.4.63-13.el10_2.4httpd-core-2.4.63-13.el10_2.4.s390x.rpm
Red Hat Enterprise Linux10.2x86_64httpd-core2.4.63-13.el10_2.4httpd-core-2.4.63-13.el10_2.4.x86_64.rpm
Red Hat Enterprise Linux10.2aarch64httpd-core-debuginfo2.4.63-13.el10_2.4httpd-core-debuginfo-2.4.63-13.el10_2.4.aarch64.rpm
Red Hat Enterprise Linux10.2ppc64lehttpd-core-debuginfo2.4.63-13.el10_2.4httpd-core-debuginfo-2.4.63-13.el10_2.4.ppc64le.rpm
Rows per page

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24 Jul 2026 15:16Current
6Medium risk
Vulners AI Score6
CVSS 3.17.5
EPSS0.00708
SSVC
CWE-120
apache serverheap overflowmalicious backendsproxy pass reverse cookiedenial of service
8