Red Hat Product Errata RHSA-2026:22987 - Security Advisory Issued: 2026-06-03 Updated: 2026-06-03 RHSA-2026:22987 - Security Advisory Overview Updated Packages Synopsis Important: fence-agents security update Type/Severity Security Advisory: Important Red Hat Lightspeed patch analysis Identify and remediate systems affected by this advisory. View affected systems Topic An update for fence-agents is now available for Red Hat Enterprise Linux 9.2 Update Services for SAP Solutions. Red Hat Product Security has rated this update as having a security impact of Important. A Common Vulnerability Scoring System (CVSS) base score, which gives a detailed severity rating, is available for each vulnerability from the CVE link(s) in the References section. Description The fence-agents packages provide a collection of scripts for handling remote power management for cluster devices. They allow failed or unreachable nodes to be forcibly restarted and removed from the cluster. Security Fix(es): pyasn1: pyasn1 Vulnerable to Denial of Service via Unbounded Recursion (CVE-2026-30922) For more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and other related information, refer to the CVE page(s) listed in the References section. Solution For details on how to apply this update, which includes the changes described in this advisory, refer to: https://access.redhat.com/articles/11258 Affected Products Red Hat Enterprise Linux Server - AUS 9.2 x86_64 Red Hat Enterprise Linux Server for Power LE - Update Services for SAP Solutions 9.2 ppc64le Red Hat Enterprise Linux High Availability for Power LE - Update Services for SAP Solutions 9.2 ppc64le Red Hat Enterprise Linux for x86_64 - Update Services for SAP Solutions 9.2 x86_64 Red Hat Enterprise Linux High Availability for x86_64 - Update Services for SAP Solutions 9.2 x86_64 Red Hat Enterprise Linux for ARM 64 - 4 years of updates 9.2 aarch64 Red Hat Enterprise Linux for IBM z Systems - 4 years of updates 9.2 s390x Red Hat Enterprise Linux High Availability for ARM 64 - 4 years of updates 9.2 aarch64 Red Hat Enterprise Linux High Availability for IBM z Systems - 4 years of updates 9.2 s390x Red Hat Enterprise Linux Resilient Storage for x86_64 - 4 years of updates 9.2 x86_64 Red Hat Enterprise Linux Resilient Storage for Power, little endian - 4 years of updates 9.2 ppc64le Red Hat Enterprise Linux Resilient Storage for IBM z Systems - 4 years of updates 9.2 s390x Red Hat Enterprise Linux for x86_64 - Extended Life Cycle 9.2 x86_64 Red Hat Enterprise Linux High Availability for x86_64 - Advanced Update Support 9.2 x86_64 Red Hat Enterprise Linux for ARM 64 - Extended Life Cycle 9.2 aarch64 Red Hat Enterprise Linux for Power, little endian - Extended Life Cycle 9.2 ppc64le Red Hat Enterprise Linux for IBM z Systems - Extended Life Cycle 9.2 s390x Red Hat Enterprise Linux High Availability for ARM 64 - Extended Life Cycle 9.2 aarch64 Red Hat Enterprise Linux High Availability for Power, little endian - Extended Life Cycle 9.2 ppc64le Red Hat Enterprise Linux High Availability for IBM z Systems - Extended Life Cycle 9.2 s390x Red Hat Enterprise Linux High Availability for x86_64 - Extended Life Cycle 9.2 x86_64 Red Hat Enterprise Linux Resilient Storage for Power, little endian - Extended Life Cycle 9.2 ppc64le Red Hat Enterprise Linux Resilient Storage for IBM z Systems - Extended Life Cycle 9.2 s390x Red Hat Enterprise Linux Resilient Storage for x86_64 - Extended Life Cycle 9.2 x86_64 Fixes BZ - 2448553 - CVE-2026-30922 pyasn1: pyasn1 Vulnerable to Denial of Service via Unbounded Recursion CVEs CVE-2026-30922 References https://access.redhat.com/security/updates/classification/#important Note: More recent versions of these packages may be available. Click a package name for more details. Red Hat Enterprise Linux Server - AUS 9.2 SRPM fence-agents-4.10.0-43.el9_2.22.src.rpm SHA-256: 8c7d9f4f59e63b1976ba4cbb163c3c99597d2d5e74502181df45769cc44296bb x86_64 fence-agents-common-4.10.0-43.el9_2.22.noarch.rpm SHA-256: 8b8edcfa5a79c1d6ec2629bce9e4f76a810a4dd694c5792cea1aa8d9905b5285 fence-agents-compute-4.10.0-43.el9_2.22.x86_64.rpm SHA-256: d35ad91b321bcdb2ef795935ec76ec8501789ab2bd2c2210b2dd76701b1b0919 fence-agents-debuginfo-4.10.0-43.el9_2.22.x86_64.rpm SHA-256: 6db86637857fd77572fb8e2fa2f034a9b857bcd5e753a543d90606e0b4cf5c3a fence-agents-debugsource-4.10.0-43.el9_2.22.x86_64.rpm SHA-256: e9816d4dd6a6b6ab1b5cc3efef9a8980efc85ca913bb4a6ba7fbea2a44e79201 fence-agents-ibm-powervs-4.10.0-43.el9_2.22.noarch.rpm SHA-256: c1fac8617869a6f8e4b314e9a9308bb46f995c774ea7333abac2c85e537effb2 fence-agents-ibm-vpc-4.10.0-43.el9_2.22.noarch.rpm SHA-256: 3dc7d2f4bd2ed0ac5e113c7f82e2be74bd6ace27d0a5e5226c552bfe10872598 fence-agents-kdump-debuginfo-4.10.0-43.el9_2.22.x86_64.rpm SHA-256: 73a8a260ab286665e9af506a6c6dab93ed20e278c00c7d78a80978d7c0950cd4 fence-agents-kubevirt-4.10.0-43.el9_2.22.x86_64.rpm SHA-256: cfa9f0903927a2c98d4a62b9c6245b4008bb22ac5c26bba806f95751417ff4e3 fence-agents-kubevirt-debuginfo-4.10.0-43.el9_2.22.x86_64.rpm SHA-256: affa1d5a0af8b2cfbf4c8a47e2b1c9bb43c07d42a06c4faea9bd59ebda121dc6 fence-agents-virsh-4.10.0-43.el9_2.22.noarch.rpm SHA-256: 214edee48234acb11b0fbd643809662745f21e00553bc400486ecadcb8047dfd fence-virt-4.10.0-43.el9_2.22.x86_64.rpm SHA-256: a9b1530ead9ecdde65d4c21a9c46f2fc7a79cb2d3e44a0a2b4ab874c3b9bb578 fence-virt-debuginfo-4.10.0-43.el9_2.22.x86_64.rpm SHA-256: acb5ce0dca9dd8ec5c37fe285eb0ebd953ab917da1610bfccc05718dcdd06020 fence-virtd-4.10.0-43.el9_2.22.x86_64.rpm SHA-256: 519dfff7f7d248d8906f338d7be84507ef5d7c06f2782c96d0ced54c9c6ebe04 fence-virtd-cpg-4.10.0-43.el9_2.22.x86_64.rpm SHA-256: 059414607f5977c625aa4e049cb110fc0b5174348fa4c8ec12a2cee280c7ae0b fence-virtd-cpg-debuginfo-4.10.0-43.el9_2.22.x86_64.rpm SHA-256: 5a0adbc0c3be7170345d3d3ac2c6bda31a27b568dc74b8780e52ea1f5cc60830 fence-virtd-debuginfo-4.10.0-43.el9_2.22.x86_64.rpm SHA-256: 4c439d50ab3f66ae702fccaa694a9bfae3f1db7ee9e1c2c97666d276469d17ae fence-virtd-libvirt-4.10.0-43.el9_2.22.x86_64.rpm SHA-256: fc63cfeac9eba9423cc8a14e78db10b14e223f6116398762d6dce414cef05864 fence-virtd-libvirt-debuginfo-4.10.0-43.el9_2.22.x86_64.rpm SHA-256: 8d57afdc519c93f609483eb3ef5969e100a79a6743a539fd25fcb8857c8e8b12 fence-virtd-multicast-4.10.0-43.el9_2.22.x86_64.rpm SHA-256: be91c4ab4e025de23a9cadc9a0b2d6ba276e2c1d7a2d5e425be30ca3b38e9777 fence-virtd-multicast-debuginfo-4.10.0-43.el9_2.22.x86_64.rpm SHA-256: f498a2e10725546485a9f7b06b22e9e70a0320ea7732de5614504f319859fe75 fence-virtd-serial-4.10.0-43.el9_2.22.x86_64.rpm SHA-256: 0aff5f07996a35c646240e84d49f739b46baa2ba10a18eec85d2c7949434347a fence-virtd-serial-debuginfo-4.10.0-43.el9_2.22.x86_64.rpm SHA-256: 81a966d4165b511bd410eab936f566f4f88d3ff406c89c786fd6374bad4df11b fence-virtd-tcp-4.10.0-43.el9_2.22.x86_64.rpm SHA-256: a09c3bc9508567a345419348b9ec781bffadaa25705d1fbc7e9b54f0e5447181 fence-virtd-tcp-debuginfo-4.10.0-43.el9_2.22.x86_64.rpm SHA-256: ced9dc0502f04d318beda8c1c2b7cfdd5fc6132fcba9cdfe9b7333ef2b6bf9aa ha-cloud-support-debuginfo-4.10.0-43.el9_2.22.x86_64.rpm SHA-256: 23a6b9f7eb00307d1df89ed2e12f88bd2ee95c11cc9185a6f6855bd8b4e9709a Red Hat Enterprise Linux Server for Power LE - Update Services for SAP Solutions 9.2 SRPM fence-agents-4.10.0-43.el9_2.22.src.rpm SHA-256: 8c7d9f4f59e63b1976ba4cbb163c3c99597d2d5e74502181df45769cc44296bb ppc64le fence-agents-common-4.10.0-43.el9_2.22.noarch.rpm SHA-256: 8b8edcfa5a79c1d6ec2629bce9e4f76a810a4dd694c5792cea1aa8d9905b5285 fence-agents-compute-4.10.0-43.el9_2.22.ppc64le.rpm SHA-256: e75532360e5fcbef0d8a19032a08ef14082add611ee80451e586a594b1ac8fea fence-agents-debuginfo-4.10.0-43.el9_2.22.ppc64le.rpm SHA-256: 1fa7ecec388aa14a9d4f39b2e403c842302e3192030f5bea671da8ac29e9d6f0 fence-agents-debugsource-4.10.0-43.el9_2.22.ppc64le.rpm SHA-256: a05fb5744be73580b96e4063a4c73aeac52dacc6015902b5ffccd474b3eb7bed fence-agents-ibm-powervs-4.10.0-43.el9_2.22.noarch.rpm SHA-256: c1fac8617869a6f8e4b314e9a9308bb46f995c774ea7333abac2c85e537effb2 fence-agents-ibm-vpc-4.10.0-43.el9_2.22.noarch.rpm SHA-256: 3dc7d2f4bd2ed0ac5e113c7f82e2be74bd6ace27d0a5e5226c552bfe10872598 fence-agents-kdump-debuginfo-4.10.0-43.el9_2.22.ppc64le.rpm SHA-256: 2e8b32e74d2bbba9fdd97df588a0bbcfd0b140a8aa53575b15e02df488efbdce fence-agents-kubevirt-4.10.0-43.el9_2.22.ppc64le.rpm SHA-256: 1b07c079e8a6bfbf541aff0ad90abbc033d62acf42f61b1d7d169853991128ba fence-agents-kubevirt-debuginfo-4.10.0-43.el9_2.22.ppc64le.rpm SHA-256: 9df9976da133a5715bfdb25da4cdf32a743ed5fab86cf9c9f3b0eb71f50b2b49 fence-agents-virsh-4.10.0-43.el9_2.22.noarch.rpm SHA-256: 214edee48234acb11b0fbd643809662745f21e00553bc400486ecadcb8047dfd Red Hat Enterprise Linux High Availability for Power LE - Update Services for SAP Solutions 9.2 SRPM ppc64le fence-agents-all-4.10.0-43.el9_2.22.ppc64le.rpm SHA-256: 67b8693ce450c331e0bb38c5781abae9d3093920ac786f29a727903dcd27bf9d fence-agents-amt-ws-4.10.0-43.el9_2.22.noarch.rpm SHA-256: 15a417adf81fca951abf52664512ea07563c01dc74aa9d93275b23cb6da48fdd fence-agents-apc-4.10.0-43.el9_2.22.noarch.rpm SHA-256: b55fe87676f812927aa9b62d4f544afa31fef24e96c6b8c7569546680521ea53 fence-agents-apc-snmp-4.10.0-43.el9_2.22.noarch.rpm SHA-256: 7354f5739c7c87ed31a317834662772604f376595d3b724eb117563fb93de472 fence-agents-bladecenter-4.10.0-43.el9_2.22.noarch.rpm SHA-256: ece5a03f4cef5c51de44cf8406119271d2c0f456a28fda85fb7798f6405631c4 fence-agents-brocade-4.10.0-43.el9_2.22.noarch.rpm SHA-256: 20b92b254bbab2702a61ac02d9b637cd211203cc968b613a9dcf6d95ed8dd6cf fence-agents-cisco-mds-4.10.0-43.el9_2.22.noarch.rpm SHA-256: 64f4b8bb1bc6c93382188f09d8ac774984e5a65de30ea47a346dc01b78e208df fence-agents-cisco-ucs-4.10.0-43.el9_2.22.noarch.rpm SHA-256: a47e7daada355a7d9e582eab6f818304bfb54218ecd217f142139bfa18ee0ed4 fence-agents-debuginfo-4.10.0-43.el9_2.22.ppc64le.rpm SHA-256: 1fa7ecec388aa14a9d4f39b2e403c842302e3192030f5bea671da8ac29e9d6f0 fence-agents-debugsource-4.10.0-43.el9_2.22.ppc64le.rpm SHA-256: a05fb5744be73580b96e4063a4c73aeac52dacc601