Red Hat Product Errata RHSA-2026:17658 - Security Advisory Issued: 2026-05-14 Updated: 2026-05-14 RHSA-2026:17658 - Security Advisory Overview Updated Packages Synopsis Important: openexr update Type/Severity Security Advisory: Important Red Hat Lightspeed patch analysis Identify and remediate systems affected by this advisory. View affected systems Topic Please update Description Please update Solution Please update Affected Products Red Hat Enterprise Linux for x86_64 - Extended Update Support 9.4 x86_64 Red Hat Enterprise Linux Server - AUS 9.4 x86_64 Red Hat Enterprise Linux for IBM z Systems - Extended Update Support 9.4 s390x Red Hat Enterprise Linux for Power, little endian - Extended Update Support 9.4 ppc64le Red Hat Enterprise Linux for ARM 64 - Extended Update Support 9.4 aarch64 Red Hat Enterprise Linux Server for Power LE - Update Services for SAP Solutions 9.4 ppc64le Red Hat Enterprise Linux for x86_64 - Update Services for SAP Solutions 9.4 x86_64 Red Hat CodeReady Linux Builder for x86_64 - Extended Update Support 9.4 x86_64 Red Hat CodeReady Linux Builder for Power, little endian - Extended Update Support 9.4 ppc64le Red Hat CodeReady Linux Builder for IBM z Systems - Extended Update Support 9.4 s390x Red Hat CodeReady Linux Builder for ARM 64 - Extended Update Support 9.4 aarch64 Red Hat Enterprise Linux for ARM 64 - 4 years of updates 9.4 aarch64 Red Hat Enterprise Linux for IBM z Systems - 4 years of updates 9.4 s390x Red Hat Enterprise Linux for x86_64 - Extended Life Cycle 9.4 x86_64 Red Hat Enterprise Linux for ARM 64 - Extended Life Cycle 9.4 aarch64 Red Hat Enterprise Linux for Power, little endian - Extended Life Cycle 9.4 ppc64le Red Hat Enterprise Linux for IBM z Systems - Extended Life Cycle 9.4 s390x Fixes BZ - 2455408 - CVE-2026-34588 OpenEXR: OpenEXR: Arbitrary code execution and information disclosure via crafted EXR file CVEs CVE-2026-34588 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 - Extended Update Support 9.4 SRPM openexr-3.1.1-2.el9_4.3.src.rpm SHA-256: 00e2b29f99658184f8386d2863cc107d3f353f66b2e6950b713586beaa9a0a1c x86_64 openexr-3.1.1-2.el9_4.3.x86_64.rpm SHA-256: 32582c76a8e41bb3bd5aff8cdb080906b1c47913d3dbfa8fdb6969186081917f openexr-debuginfo-3.1.1-2.el9_4.3.i686.rpm SHA-256: aad0c89c8db3057a3579c3f12dc32aed64840b78145306fb613ef2b7dd185fe9 openexr-debuginfo-3.1.1-2.el9_4.3.x86_64.rpm SHA-256: ed9b5f35167c82ff6f07772a85ca5c5dc84c5cc4e1ab79d348e1ec5c6187c763 openexr-debugsource-3.1.1-2.el9_4.3.i686.rpm SHA-256: 83857942b171988c28f86fc2955a11c93f6470f7fd8f966c4abb7851bac95543 openexr-debugsource-3.1.1-2.el9_4.3.x86_64.rpm SHA-256: c052c0ece6bed4d75843b6c7fc7faa0333e96bea05187f186fa3c8925cca59ca openexr-libs-3.1.1-2.el9_4.3.i686.rpm SHA-256: d26c155d499d1ba42f39f988f66aebe57f1047b1258f78a44b00f09218e342b3 openexr-libs-3.1.1-2.el9_4.3.x86_64.rpm SHA-256: cee9faa5cf4aaceeb26af1df0ead91bbe81330570d0f08ba20f652475e372de7 openexr-libs-debuginfo-3.1.1-2.el9_4.3.i686.rpm SHA-256: 6df3d22d02520efe5cf4f460bc947d4c8197d7f9abbad40e20d187d2d6c5cd25 openexr-libs-debuginfo-3.1.1-2.el9_4.3.x86_64.rpm SHA-256: 1b0c616bc694b1b082c8474fe9a5ae782cbe0ea3779f0572775389d480d77c78 Red Hat Enterprise Linux Server - AUS 9.4 SRPM openexr-3.1.1-2.el9_4.3.src.rpm SHA-256: 00e2b29f99658184f8386d2863cc107d3f353f66b2e6950b713586beaa9a0a1c x86_64 openexr-3.1.1-2.el9_4.3.x86_64.rpm SHA-256: 32582c76a8e41bb3bd5aff8cdb080906b1c47913d3dbfa8fdb6969186081917f openexr-debuginfo-3.1.1-2.el9_4.3.i686.rpm SHA-256: aad0c89c8db3057a3579c3f12dc32aed64840b78145306fb613ef2b7dd185fe9 openexr-debuginfo-3.1.1-2.el9_4.3.x86_64.rpm SHA-256: ed9b5f35167c82ff6f07772a85ca5c5dc84c5cc4e1ab79d348e1ec5c6187c763 openexr-debugsource-3.1.1-2.el9_4.3.i686.rpm SHA-256: 83857942b171988c28f86fc2955a11c93f6470f7fd8f966c4abb7851bac95543 openexr-debugsource-3.1.1-2.el9_4.3.x86_64.rpm SHA-256: c052c0ece6bed4d75843b6c7fc7faa0333e96bea05187f186fa3c8925cca59ca openexr-libs-3.1.1-2.el9_4.3.i686.rpm SHA-256: d26c155d499d1ba42f39f988f66aebe57f1047b1258f78a44b00f09218e342b3 openexr-libs-3.1.1-2.el9_4.3.x86_64.rpm SHA-256: cee9faa5cf4aaceeb26af1df0ead91bbe81330570d0f08ba20f652475e372de7 openexr-libs-debuginfo-3.1.1-2.el9_4.3.i686.rpm SHA-256: 6df3d22d02520efe5cf4f460bc947d4c8197d7f9abbad40e20d187d2d6c5cd25 openexr-libs-debuginfo-3.1.1-2.el9_4.3.x86_64.rpm SHA-256: 1b0c616bc694b1b082c8474fe9a5ae782cbe0ea3779f0572775389d480d77c78 Red Hat Enterprise Linux for IBM z Systems - Extended Update Support 9.4 SRPM openexr-3.1.1-2.el9_4.3.src.rpm SHA-256: 00e2b29f99658184f8386d2863cc107d3f353f66b2e6950b713586beaa9a0a1c s390x openexr-3.1.1-2.el9_4.3.s390x.rpm SHA-256: 61ace2936ad0f16ac4c7ee4ea7a60bc25f2ab7f6c87bdd755ac49cefd6f38416 openexr-debuginfo-3.1.1-2.el9_4.3.s390x.rpm SHA-256: 12bdff3fa24b4ba033355e7c6cb812a09e968744ae20f84652c444836c8ae71f openexr-debugsource-3.1.1-2.el9_4.3.s390x.rpm SHA-256: 63080e04db630d9bdd7f0973891f18987425468489e8202a8dba3c8ac56fad7f openexr-libs-3.1.1-2.el9_4.3.s390x.rpm SHA-256: 3907243a76091d09d608bdbfec56fd3ee4bdf3848f8793bb18e5a8bd8f7e76ce openexr-libs-debuginfo-3.1.1-2.el9_4.3.s390x.rpm SHA-256: 0d00a82f8cbf424d3fcf38f9324a19801f825a1a24ddfab9f84448ff7f48a5df Red Hat Enterprise Linux for Power, little endian - Extended Update Support 9.4 SRPM openexr-3.1.1-2.el9_4.3.src.rpm SHA-256: 00e2b29f99658184f8386d2863cc107d3f353f66b2e6950b713586beaa9a0a1c ppc64le openexr-3.1.1-2.el9_4.3.ppc64le.rpm SHA-256: 7836fbc1ebf2c6cf9ce4657524935b3491f7b7f011a8d2e94d45e6a88b0e1310 openexr-debuginfo-3.1.1-2.el9_4.3.ppc64le.rpm SHA-256: 3be159f9ed32b1da91c69c6da4d4519f0c2de72298033dc4357e053b6b458238 openexr-debugsource-3.1.1-2.el9_4.3.ppc64le.rpm SHA-256: 16457f3b9ab1097addc05c25d0580db800ad5e3f81bc3bf6033f15cc5c0f92d7 openexr-libs-3.1.1-2.el9_4.3.ppc64le.rpm SHA-256: e0ee75c5f432fd963d0e80e593265b5cf5126161b662522452ae08a808a18eb6 openexr-libs-debuginfo-3.1.1-2.el9_4.3.ppc64le.rpm SHA-256: 2197ef2deb398dacc00925d70b1ec7a1f3dfac4978ea92d35f8ef1f648bd77c3 Red Hat Enterprise Linux for ARM 64 - Extended Update Support 9.4 SRPM openexr-3.1.1-2.el9_4.3.src.rpm SHA-256: 00e2b29f99658184f8386d2863cc107d3f353f66b2e6950b713586beaa9a0a1c aarch64 openexr-3.1.1-2.el9_4.3.aarch64.rpm SHA-256: ad00ec5e3a1ea026f565593f1d0348f2917c5f36bebc62d132a99e7e23972a29 openexr-debuginfo-3.1.1-2.el9_4.3.aarch64.rpm SHA-256: be21c805ab5ada6841cde67fc998362cb1d453419ee714f3f95722a6fd15fa58 openexr-debugsource-3.1.1-2.el9_4.3.aarch64.rpm SHA-256: 0bf4b61ce1d2c7a80597f22ad9133295990f0f41110838968c6b2fd9a946a66b openexr-libs-3.1.1-2.el9_4.3.aarch64.rpm SHA-256: 4c43042a384dbc073964d479dcdddd8ea06bd1813d57aaca37888a712da69112 openexr-libs-debuginfo-3.1.1-2.el9_4.3.aarch64.rpm SHA-256: ec464d512e56a770793b97f1bae131c637d69ae3037aeebbf618926c17902696 Red Hat Enterprise Linux Server for Power LE - Update Services for SAP Solutions 9.4 SRPM openexr-3.1.1-2.el9_4.3.src.rpm SHA-256: 00e2b29f99658184f8386d2863cc107d3f353f66b2e6950b713586beaa9a0a1c ppc64le openexr-3.1.1-2.el9_4.3.ppc64le.rpm SHA-256: 7836fbc1ebf2c6cf9ce4657524935b3491f7b7f011a8d2e94d45e6a88b0e1310 openexr-debuginfo-3.1.1-2.el9_4.3.ppc64le.rpm SHA-256: 3be159f9ed32b1da91c69c6da4d4519f0c2de72298033dc4357e053b6b458238 openexr-debugsource-3.1.1-2.el9_4.3.ppc64le.rpm SHA-256: 16457f3b9ab1097addc05c25d0580db800ad5e3f81bc3bf6033f15cc5c0f92d7 openexr-libs-3.1.1-2.el9_4.3.ppc64le.rpm SHA-256: e0ee75c5f432fd963d0e80e593265b5cf5126161b662522452ae08a808a18eb6 openexr-libs-debuginfo-3.1.1-2.el9_4.3.ppc64le.rpm SHA-256: 2197ef2deb398dacc00925d70b1ec7a1f3dfac4978ea92d35f8ef1f648bd77c3 Red Hat Enterprise Linux for x86_64 - Update Services for SAP Solutions 9.4 SRPM openexr-3.1.1-2.el9_4.3.src.rpm SHA-256: 00e2b29f99658184f8386d2863cc107d3f353f66b2e6950b713586beaa9a0a1c x86_64 openexr-3.1.1-2.el9_4.3.x86_64.rpm SHA-256: 32582c76a8e41bb3bd5aff8cdb080906b1c47913d3dbfa8fdb6969186081917f openexr-debuginfo-3.1.1-2.el9_4.3.i686.rpm SHA-256: aad0c89c8db3057a3579c3f12dc32aed64840b78145306fb613ef2b7dd185fe9 openexr-debuginfo-3.1.1-2.el9_4.3.x86_64.rpm SHA-256: ed9b5f35167c82ff6f07772a85ca5c5dc84c5cc4e1ab79d348e1ec5c6187c763 openexr-debugsource-3.1.1-2.el9_4.3.i686.rpm SHA-256: 83857942b171988c28f86fc2955a11c93f6470f7fd8f966c4abb7851bac95543 openexr-debugsource-3.1.1-2.el9_4.3.x86_64.rpm SHA-256: c052c0ece6bed4d75843b6c7fc7faa0333e96bea05187f186fa3c8925cca59ca openexr-libs-3.1.1-2.el9_4.3.i686.rpm SHA-256: d26c155d499d1ba42f39f988f66aebe57f1047b1258f78a44b00f09218e342b3 openexr-libs-3.1.1-2.el9_4.3.x86_64.rpm SHA-256: cee9faa5cf4aaceeb26af1df0ead91bbe81330570d0f08ba20f652475e372de7 openexr-libs-debuginfo-3.1.1-2.el9_4.3.i686.rpm SHA-256: 6df3d22d02520efe5cf4f460bc947d4c8197d7f9abbad40e20d187d2d6c5cd25 openexr-libs-debuginfo-3.1.1-2.el9_4.3.x86_64.rpm SHA-256: 1b0c616bc694b1b082c8474fe9a5ae782cbe0ea3779f0572775389d480d77c78 Red Hat CodeReady Linux Builder for x86_64 - Extended Update Support 9.4 SRPM x86_64 openexr-debuginfo-3.1.1-2.el9_4.3.i686.rpm SHA-256: aad0c89c8db3057a3579c3f12dc32aed64840b78145306fb613ef2b7dd185fe9 openexr-debuginfo-3.1.1-2.el9_4.3.x86_64.rpm SHA-256: ed9b5f35167c82ff6f07772a85ca5c5dc84c5cc4e1ab79d348e1ec5c6187c763 openexr-debugsource-3.1.1-2.el9_4.3.i686.rpm SHA-256: 83857942b171988c28f86fc2955a11c93f6470f7fd8f966c4abb7851bac95543 openexr-debugsource-3.1.1-2.el9_4.3.x86_64.rpm SHA-256: c052c0ece6bed4d75843b6c7fc7faa0333e96bea05187f186fa3c8925cca59ca openexr-devel-3.1.1-2.el9_4.3.i686.rpm SHA-256: e65038da7767c0b8ee664b9d6ba0a6115118ab90d9225e149ab6bed6a93ae798 openexr-devel-3.1.1-2.el9_4.3.x86_64.rpm SHA-256: 9803e43324e917f3eeac50f4ce04427886267a7076cfa9585e451d6ce79013e9 openexr-libs-debuginfo-3.1.1-2.el9_4.3.i686.rpm SHA-256: 6df3d22d02520efe5cf4f460bc947d4c8197d7f9abbad40e20d187d2d6c5cd25 openexr-libs-debuginfo-3.1.1-2.el9_4.3.x86_64.rpm SHA-256: 1b0c616bc694b1b082c8474fe9a5ae782cbe0ea3779f0572775389d480d77c78 Red Hat CodeReady Linux Builde