Red Hat Product Errata RHSA-2026:33481 - Security Advisory Issued: 2026-06-30 Updated: 2026-06-30 RHSA-2026:33481 - Security Advisory Overview Updated Packages Synopsis Important: mariadb:11.8 security, bug fix, and enhancement 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 the mariadb:11.8 module is now available for Red Hat Enterprise Linux 9. 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 MariaDB is a multi-user, multi-threaded SQL database server that is binary compatible with MySQL. Security Fix(es): mariadb: MariaDB Server: Arbitrary code execution via wsrep_notify_cmd (CVE-2026-49261) Bug Fix(es) and Enhancement(s): [RHEL9] [tracker] Rebase Galera to 26.4.27 MariaDB:11.8 (JIRA:RHEL-140364) Rebase MariaDB 11.8 to 11.8.8 in RHEL9 (JIRA:RHEL-183085) 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 for x86_64 9 x86_64 Red Hat Enterprise Linux for x86_64 - Extended Update Support 9.8 x86_64 Red Hat Enterprise Linux for IBM z Systems 9 s390x Red Hat Enterprise Linux for IBM z Systems - Extended Update Support 9.8 s390x Red Hat Enterprise Linux for Power, little endian 9 ppc64le Red Hat Enterprise Linux for Power, little endian - Extended Update Support 9.8 ppc64le Red Hat Enterprise Linux for ARM 64 9 aarch64 Red Hat Enterprise Linux for ARM 64 - Extended Update Support 9.8 aarch64 Red Hat Enterprise Linux Server for Power LE - Update Services for SAP Solutions 9.8 ppc64le Red Hat Enterprise Linux for x86_64 - Update Services for SAP Solutions 9.8 x86_64 Red Hat Enterprise Linux for ARM 64 - 4 years of updates 9.8 aarch64 Red Hat Enterprise Linux for IBM z Systems - 4 years of updates 9.8 s390x Red Hat Enterprise Linux for x86_64 - Extended Life Cycle 9.8 x86_64 Red Hat Enterprise Linux for ARM 64 - Extended Life Cycle 9.8 aarch64 Red Hat Enterprise Linux for Power, little endian - Extended Life Cycle 9.8 ppc64le Red Hat Enterprise Linux for IBM z Systems - Extended Life Cycle 9.8 s390x Fixes BZ - 2487957 - CVE-2026-49261 mariadb: MariaDB Server: Arbitrary code execution via wsrep_notify_cmd RHEL-140364 - [RHEL9] [tracker] Rebase Galera to 26.4.27 MariaDB:11.8 RHEL-183085 - Rebase MariaDB 11.8 to 11.8.8 in RHEL9 CVEs CVE-2026-49261 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 for x86_64 9 SRPM galera-26.4.27-1.module+el9.8.0+24389+c97c30be.src.rpm SHA-256: dee29f26f0467922f397c1723eea97940cfeada7e1be5f5d5ec43ac276454166 mariadb-11.8.8-1.module+el9.8.0+24389+c97c30be.src.rpm SHA-256: b2f40bc1d7f1273480840d7758520fca4e92b1dcb2092d7c78073fbaa5c43186 x86_64 mariadb-client-utils-11.8.8-1.module+el9.8.0+24389+c97c30be.noarch.rpm SHA-256: fa2f3e9f63b82eddb286ec18a4a9e42e79a53f630a0277fce22346b4a14fe823 mariadb-common-11.8.8-1.module+el9.8.0+24389+c97c30be.noarch.rpm SHA-256: d5127254e3c0772475309d6341f84d2827f8b5273d979523a7794195541c6944 mariadb-errmsg-11.8.8-1.module+el9.8.0+24389+c97c30be.noarch.rpm SHA-256: 14b189bea0b60c26dd206942a997af9451c890571dcdc0cd1de47d18e28d334b mariadb-server-utils-11.8.8-1.module+el9.8.0+24389+c97c30be.noarch.rpm SHA-256: a2ff513e16d1c145c6f54e371135ef056a40c74efb521f536cb02a5da2b0772c mariadb-client-utils-11.8.8-1.module+el9.8.0+24389+c97c30be.noarch.rpm SHA-256: fa2f3e9f63b82eddb286ec18a4a9e42e79a53f630a0277fce22346b4a14fe823 mariadb-common-11.8.8-1.module+el9.8.0+24389+c97c30be.noarch.rpm SHA-256: d5127254e3c0772475309d6341f84d2827f8b5273d979523a7794195541c6944 mariadb-errmsg-11.8.8-1.module+el9.8.0+24389+c97c30be.noarch.rpm SHA-256: 14b189bea0b60c26dd206942a997af9451c890571dcdc0cd1de47d18e28d334b mariadb-server-utils-11.8.8-1.module+el9.8.0+24389+c97c30be.noarch.rpm SHA-256: a2ff513e16d1c145c6f54e371135ef056a40c74efb521f536cb02a5da2b0772c mariadb-client-utils-11.8.8-1.module+el9.8.0+24389+c97c30be.noarch.rpm SHA-256: fa2f3e9f63b82eddb286ec18a4a9e42e79a53f630a0277fce22346b4a14fe823 mariadb-common-11.8.8-1.module+el9.8.0+24389+c97c30be.noarch.rpm SHA-256: d5127254e3c0772475309d6341f84d2827f8b5273d979523a7794195541c6944 mariadb-errmsg-11.8.8-1.module+el9.8.0+24389+c97c30be.noarch.rpm SHA-256: 14b189bea0b60c26dd206942a997af9451c890571dcdc0cd1de47d18e28d334b mariadb-server-utils-11.8.8-1.module+el9.8.0+24389+c97c30be.noarch.rpm SHA-256: a2ff513e16d1c145c6f54e371135ef056a40c74efb521f536cb02a5da2b0772c galera-26.4.27-1.module+el9.8.0+24389+c97c30be.x86_64.rpm SHA-256: 994dcf6fcbe29dfef5f6581e1ba368b967f967e3420ecf7dc02916f0323905d3 galera-debuginfo-26.4.27-1.module+el9.8.0+24389+c97c30be.x86_64.rpm SHA-256: 5c25a58cd4c15aa5a94a4f388ca7ebd429170b51f4d9d8f7a6473f498f5afeed galera-debugsource-26.4.27-1.module+el9.8.0+24389+c97c30be.x86_64.rpm SHA-256: 372dd730fc50a82181ae57de1f34473f6b1b5dd3131d7d4c55b6d0fe4bb25661 mariadb-11.8.8-1.module+el9.8.0+24389+c97c30be.x86_64.rpm SHA-256: c6c317e8c304b68b88364da4f78c80de65b1b6d6f6c275723fb3e85d2f9b2119 mariadb-backup-11.8.8-1.module+el9.8.0+24389+c97c30be.x86_64.rpm SHA-256: 9dac35df88e0bd41edb0f9ba857a2cf3be89f04b9a20e411112a644c8987a044 mariadb-backup-debuginfo-11.8.8-1.module+el9.8.0+24389+c97c30be.x86_64.rpm SHA-256: 081d33946658ff5eaa13816e04b4bba516f6a087033490b7696a7bd4d13d6532 mariadb-client-utils-11.8.8-1.module+el9.8.0+24389+c97c30be.noarch.rpm SHA-256: fa2f3e9f63b82eddb286ec18a4a9e42e79a53f630a0277fce22346b4a14fe823 mariadb-common-11.8.8-1.module+el9.8.0+24389+c97c30be.noarch.rpm SHA-256: d5127254e3c0772475309d6341f84d2827f8b5273d979523a7794195541c6944 mariadb-debuginfo-11.8.8-1.module+el9.8.0+24389+c97c30be.x86_64.rpm SHA-256: dbf52029de2fdb2835770cc6d08c6382eb0f81dad89fd768c5a2c2b460e755a7 mariadb-debugsource-11.8.8-1.module+el9.8.0+24389+c97c30be.x86_64.rpm SHA-256: 1da4db6d6aa61bad5aeb50c8221c46b6e356cf5998daa6407fd86f5df93ed5f7 mariadb-devel-11.8.8-1.module+el9.8.0+24389+c97c30be.x86_64.rpm SHA-256: 56895acdf85fd3b49ef50b3270668e97425903a9dc85219165b2e1393f06a8f5 mariadb-embedded-11.8.8-1.module+el9.8.0+24389+c97c30be.x86_64.rpm SHA-256: 1226874f1461d824966cb6960b79d5effcb07cabe73283dfced2876eea022858 mariadb-embedded-debuginfo-11.8.8-1.module+el9.8.0+24389+c97c30be.x86_64.rpm SHA-256: 2423e34143257bc3b86307fe0f248d48842e41a045472ad157b1fd71a872b9c2 mariadb-embedded-devel-11.8.8-1.module+el9.8.0+24389+c97c30be.x86_64.rpm SHA-256: 7084c2701dcc2634b6109ef6b9919a9b66fc6258854d8fb27e271c5076eca08c mariadb-errmsg-11.8.8-1.module+el9.8.0+24389+c97c30be.noarch.rpm SHA-256: 14b189bea0b60c26dd206942a997af9451c890571dcdc0cd1de47d18e28d334b mariadb-gssapi-server-11.8.8-1.module+el9.8.0+24389+c97c30be.x86_64.rpm SHA-256: d14423d7ce286f0fcd79ca057549afde1d4b5d2e3e554ec13438d2580dc9f6a1 mariadb-gssapi-server-debuginfo-11.8.8-1.module+el9.8.0+24389+c97c30be.x86_64.rpm SHA-256: 3ab32b482138d94d7288dd9fc43edbee216ef50accd432f808036727de36935f mariadb-oqgraph-engine-11.8.8-1.module+el9.8.0+24389+c97c30be.x86_64.rpm SHA-256: 209255257ac5ea7c8ec9587c066e955758de9d35660d4f4905ea9a1f5b40fd82 mariadb-oqgraph-engine-debuginfo-11.8.8-1.module+el9.8.0+24389+c97c30be.x86_64.rpm SHA-256: e0f82943f28ddfa9ad9d031baf7eafa68b82613b9e9e56ab97b54c1bf2e9c1e1 mariadb-pam-11.8.8-1.module+el9.8.0+24389+c97c30be.x86_64.rpm SHA-256: a531e5eed20c2c4958e03420b70fb5389b482cf5b4d8c9b6e3208bfc4d3134c7 mariadb-pam-debuginfo-11.8.8-1.module+el9.8.0+24389+c97c30be.x86_64.rpm SHA-256: 9c9be879952824355988f0ef8ab95e71ea631b016eab3940aa4d8216631b58ab mariadb-server-11.8.8-1.module+el9.8.0+24389+c97c30be.x86_64.rpm SHA-256: d77e7d77726d8aaabf20e2bf501a802bf6954d29b4c6225442e63358f7eddc04 mariadb-server-debuginfo-11.8.8-1.module+el9.8.0+24389+c97c30be.x86_64.rpm SHA-256: 4590df323dd59142c1bbe87d84e2e5e9accd13ce98e96879e3bd12bd49b73604 mariadb-server-galera-11.8.8-1.module+el9.8.0+24389+c97c30be.x86_64.rpm SHA-256: e95e5c5338479af80746018a7dc82ccd67085256f7aa0185208fc35766708ca9 mariadb-server-galera-debuginfo-11.8.8-1.module+el9.8.0+24389+c97c30be.x86_64.rpm SHA-256: 52cf9cc1ad2c6d1f2cef7112a2b1b1d7c359c605265324c543e27ed665c6177b mariadb-server-utils-11.8.8-1.module+el9.8.0+24389+c97c30be.noarch.rpm SHA-256: a2ff513e16d1c145c6f54e371135ef056a40c74efb521f536cb02a5da2b0772c mariadb-test-11.8.8-1.module+el9.8.0+24389+c97c30be.x86_64.rpm SHA-256: aafb331ed32c7110a8db12166a59dd047c3a6cc9c55b752803979f1e3dc0435d mariadb-test-debuginfo-11.8.8-1.module+el9.8.0+24389+c97c30be.x86_64.rpm SHA-256: b241013ea2d04964e2dcf9436bc93910e6e32ce2dd1c6d9d53e12c93dd9d6d5a Red Hat Enterprise Linux for x86_64 - Extended Update Support 9.8 SRPM galera-26.4.27-1.module+el9.8.0+24389+c97c30be.src.rpm SHA-256: dee29f26f0467922f397c1723eea97940cfeada7e1be5f5d5ec43ac276454166 mariadb-11.8.8-1.module+el9.8.0+24389+c97c30be.src.rpm SHA-256: b2f40bc1d7f1273480840d7758520fca4e92b1dcb2092d7c78073fbaa5c43186 x86_64 mariadb-client-utils-11.8.8-1.module+el9.8.0+24389+c97c30be.noarch.rpm SHA-256: fa2f3e9f63b82eddb286ec18a4a9e42e79a53f630a0277fce22346b4a14fe823 mariadb-common-11.8.8-1.module+el9.8.0+24389+c97c30be.noarch.rpm SHA-256: d5127254e3c0772475309d6341f84d2827f8b5273d979523a7794195541c6944 mariadb-errmsg-11.8.8-1.module+el9.8.0+24389+c97c30be.noarch.rpm SHA-256: 14b189bea0b60c26dd206942a997af9451c890571dcdc0cd1de47d18e28d334b mariadb-server-utils-11.8.8-1.module+el9.8.0+24389+c97c30be.noarch.rpm SHA-256: a2ff513e16d1c145c6f54e371135ef056a40c74efb521f536cb02a