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Red Hat: CVE-2021-26691: Heap overflow via a crafted SessionHeader value (Multiple Advisories)

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Red Hat: CVE-2021-26691: Heap overflow via a crafted SessionHeader value (Multiple Advisories)

Severity
8
CVSS
(AV:N/AC:L/Au:N/C:P/I:P/A:P)
Published
06/10/2021
Created
10/15/2021
Added
10/14/2021
Modified
12/15/2023

Description

In Apache HTTP Server versions 2.4.0 to 2.4.46 a specially crafted SessionHeader sent by an origin server could cause a heap overflow

Solution(s)

  • redhat-upgrade-httpd
  • redhat-upgrade-httpd-debuginfo
  • redhat-upgrade-httpd-debugsource
  • redhat-upgrade-httpd-devel
  • redhat-upgrade-httpd-filesystem
  • redhat-upgrade-httpd-manual
  • redhat-upgrade-httpd-tools
  • redhat-upgrade-httpd-tools-debuginfo
  • redhat-upgrade-mod_http2
  • redhat-upgrade-mod_http2-debuginfo
  • redhat-upgrade-mod_http2-debugsource
  • redhat-upgrade-mod_ldap
  • redhat-upgrade-mod_ldap-debuginfo
  • redhat-upgrade-mod_md
  • redhat-upgrade-mod_md-debuginfo
  • redhat-upgrade-mod_md-debugsource
  • redhat-upgrade-mod_proxy_html
  • redhat-upgrade-mod_proxy_html-debuginfo
  • redhat-upgrade-mod_session
  • redhat-upgrade-mod_session-debuginfo
  • redhat-upgrade-mod_ssl
  • redhat-upgrade-mod_ssl-debuginfo

References

  • DSA-4937
  • CVE-2021-26691
  • RHSA-2021:3816
  • RHSA-2022:0143

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