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openSUSE apache2-mod_auth_openidc Out-Of-Bounds Fix for 2026-3952

openSUSE apache2-mod_auth_openidc Out-Of-Bounds Fix for 2026-3952

Linuxsecurity LinuxSecurity Advisories September 3, 2026

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This update for apache2-mod_auth_openidc fixes the following issue:

* CVE-2026-54789: out-of-bounds read and one-byte out-of-bounds write in the

state-cookie parser of `mod_auth_openidc` (bsc#1276217).

## Patch Instructions:

To install this SUSE update use the SUSE recommended installation methods like

YaST online_update or "zypper patch".

Alternatively you can run the command listed for your product:

* Server Applications Module 15-SP7

zypper in -t patch SUSE-SLE-Module-Server-Applications-15-SP7-2026-3952=1

* SUSE Linux Enterprise Server 15 SP6 LTSS

zypper in -t patch SUSE-SLE-Product-SLES-15-SP6-LTSS-2026-3952=1

zypper in -t patch SUSE-2026-3952=1

* SUSE Linux Enterprise Server for SAP Applications 15 SP6

zypper in -t patch SUSE-SLE-Product-SLES_SAP-15-SP6-2026-3952=1

* openSUSE Leap 15.6 (aarch64 i586 ppc64le s390x x86_64)

* apache2-mod_auth_openidc-debuginfo-2.4.17.1-150600.16.20.1

* apache2-mod_auth_openidc-2.4.17.1-150600.16.20.1

* apache2-mod_auth_openidc-debugsource-2.4.17.1-150600.16.20.1

* Server Applications Module 15-SP7 (aarch64 ppc64le s390x x86_64)

* apache2-mod_auth_openidc-debuginfo-2.4.17.1-150600.16.20.1

* apache2-mod_auth_openidc-2.4.17.1-150600.16.20.1

* apache2-mod_auth_openidc-debugsource-2.4.17.1-150600.16.20.1

* SUSE Linux Enterprise Server 15 SP6 LTSS (aarch64 ppc64le s390x x86_64)

* apache2-mod_auth_openidc-debuginfo-2.4.17.1-150600.16.20.1

* apache2-mod_auth_openidc-2.4.17.1-150600.16.20.1

* apache2-mod_auth_openidc-debugsource-2.4.17.1-150600.16.20.1

* SUSE Linux Enterprise Server for SAP Applications 15 SP6 (ppc64le x86_64)

* apache2-mod_auth_openidc-debuginfo-2.4.17.1-150600.16.20.1

* apache2-mod_auth_openidc-2.4.17.1-150600.16.20.1

* apache2-mod_auth_openidc-debugsource-2.4.17.1-150600.16.20.1

*

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