Red Hat Product Errata RHSA-2026:19218 - Security Advisory Issued: 2026-05-19 Updated: 2026-05-19 RHSA-2026:19218 - Security Advisory Overview Updated Packages Synopsis Moderate: openssl security update Type/Severity Security Advisory: Moderate Red Hat Lightspeed patch analysis Identify and remediate systems affected by this advisory. View affected systems Topic An update for openssl is now available for Red Hat Enterprise Linux 9. Red Hat Product Security has rated this update as having a security impact of Moderate. 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 OpenSSL is a toolkit that implements the Secure Sockets Layer (SSL) and Transport Layer Security (TLS) protocols, as well as a full-strength general-purpose cryptography library. Security Fix(es): openssl: openssl: Information Disclosure from Uninitialized Memory via Invalid RSA Public Key (CVE-2026-31790) 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 - 2451094 - CVE-2026-31790 openssl: openssl: Information Disclosure from Uninitialized Memory via Invalid RSA Public Key CVEs CVE-2026-31790 References https://access.redhat.com/security/updates/classification/#moderate 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 openssl-3.5.5-2.el9_8.src.rpm SHA-256: 34f88c3cc68ddb83e85ce6f581c19d08232696c15ad7d828a5d53f26ebc539dc x86_64 openssl-3.5.5-2.el9_8.x86_64.rpm SHA-256: 26055bafcbb940413352fefaf53c3944b95f9420474bf33670be625a01b7b70e openssl-debuginfo-3.5.5-2.el9_8.i686.rpm SHA-256: 5e0cd49a8ed8a95b37485a6d205e114781f47c3f94177bdc4aad2c3aebcc3437 openssl-debuginfo-3.5.5-2.el9_8.i686.rpm SHA-256: 5e0cd49a8ed8a95b37485a6d205e114781f47c3f94177bdc4aad2c3aebcc3437 openssl-debuginfo-3.5.5-2.el9_8.x86_64.rpm SHA-256: fda9f2e9679fa69a81e68125e2e54e2f99b8ad7b227112f8103e436359884b2b openssl-debuginfo-3.5.5-2.el9_8.x86_64.rpm SHA-256: fda9f2e9679fa69a81e68125e2e54e2f99b8ad7b227112f8103e436359884b2b openssl-debugsource-3.5.5-2.el9_8.i686.rpm SHA-256: 4c1fb069b6cae96f545fa608568b9b47f225914901664b8404eccb68ca468a9d openssl-debugsource-3.5.5-2.el9_8.i686.rpm SHA-256: 4c1fb069b6cae96f545fa608568b9b47f225914901664b8404eccb68ca468a9d openssl-debugsource-3.5.5-2.el9_8.x86_64.rpm SHA-256: fa313217328360197c04806c0a16aea97b5d76346741d9e7596d364f6ba39505 openssl-debugsource-3.5.5-2.el9_8.x86_64.rpm SHA-256: fa313217328360197c04806c0a16aea97b5d76346741d9e7596d364f6ba39505 openssl-devel-3.5.5-2.el9_8.i686.rpm SHA-256: 0be1aa99f8d78ed57580b25f8f1a3dc4a661e6b92f4a8d326eb3f7350d70f57d openssl-devel-3.5.5-2.el9_8.x86_64.rpm SHA-256: d2e11e51a4463ef347bb4e4f023e19c68fc9de3b77c862dac16a7a843de568ee openssl-libs-3.5.5-2.el9_8.i686.rpm SHA-256: cf80dfcae3d4529739be2e25e1fbf233a1fc93c5dfecd30463d165649114b9bb openssl-libs-3.5.5-2.el9_8.x86_64.rpm SHA-256: 7d7b72a2767cf95d7de49c1b17bad32e974970c947b1d6b5f133918088379fed openssl-libs-debuginfo-3.5.5-2.el9_8.i686.rpm SHA-256: 8a0080d45508127a694bf6a3f5c17c873b7d7127b2207cfe0322a1f06949f199 openssl-libs-debuginfo-3.5.5-2.el9_8.i686.rpm SHA-256: 8a0080d45508127a694bf6a3f5c17c873b7d7127b2207cfe0322a1f06949f199 openssl-libs-debuginfo-3.5.5-2.el9_8.x86_64.rpm SHA-256: 74244d6582909c28146f3bd164f068a6f418b185b3ace55628fbf0b75e3110af openssl-libs-debuginfo-3.5.5-2.el9_8.x86_64.rpm SHA-256: 74244d6582909c28146f3bd164f068a6f418b185b3ace55628fbf0b75e3110af openssl-perl-3.5.5-2.el9_8.x86_64.rpm SHA-256: 0ef43bdc2e6711de926032c6ec09762bdeaa9428c4d97f798adbc58c21fce1a3 Red Hat Enterprise Linux for x86_64 - Extended Update Support 9.8 SRPM openssl-3.5.5-2.el9_8.src.rpm SHA-256: 34f88c3cc68ddb83e85ce6f581c19d08232696c15ad7d828a5d53f26ebc539dc x86_64 openssl-3.5.5-2.el9_8.x86_64.rpm SHA-256: 26055bafcbb940413352fefaf53c3944b95f9420474bf33670be625a01b7b70e openssl-debuginfo-3.5.5-2.el9_8.i686.rpm SHA-256: 5e0cd49a8ed8a95b37485a6d205e114781f47c3f94177bdc4aad2c3aebcc3437 openssl-debuginfo-3.5.5-2.el9_8.i686.rpm SHA-256: 5e0cd49a8ed8a95b37485a6d205e114781f47c3f94177bdc4aad2c3aebcc3437 openssl-debuginfo-3.5.5-2.el9_8.x86_64.rpm SHA-256: fda9f2e9679fa69a81e68125e2e54e2f99b8ad7b227112f8103e436359884b2b openssl-debuginfo-3.5.5-2.el9_8.x86_64.rpm SHA-256: fda9f2e9679fa69a81e68125e2e54e2f99b8ad7b227112f8103e436359884b2b openssl-debugsource-3.5.5-2.el9_8.i686.rpm SHA-256: 4c1fb069b6cae96f545fa608568b9b47f225914901664b8404eccb68ca468a9d openssl-debugsource-3.5.5-2.el9_8.i686.rpm SHA-256: 4c1fb069b6cae96f545fa608568b9b47f225914901664b8404eccb68ca468a9d openssl-debugsource-3.5.5-2.el9_8.x86_64.rpm SHA-256: fa313217328360197c04806c0a16aea97b5d76346741d9e7596d364f6ba39505 openssl-debugsource-3.5.5-2.el9_8.x86_64.rpm SHA-256: fa313217328360197c04806c0a16aea97b5d76346741d9e7596d364f6ba39505 openssl-devel-3.5.5-2.el9_8.i686.rpm SHA-256: 0be1aa99f8d78ed57580b25f8f1a3dc4a661e6b92f4a8d326eb3f7350d70f57d openssl-devel-3.5.5-2.el9_8.x86_64.rpm SHA-256: d2e11e51a4463ef347bb4e4f023e19c68fc9de3b77c862dac16a7a843de568ee openssl-libs-3.5.5-2.el9_8.i686.rpm SHA-256: cf80dfcae3d4529739be2e25e1fbf233a1fc93c5dfecd30463d165649114b9bb openssl-libs-3.5.5-2.el9_8.x86_64.rpm SHA-256: 7d7b72a2767cf95d7de49c1b17bad32e974970c947b1d6b5f133918088379fed openssl-libs-debuginfo-3.5.5-2.el9_8.i686.rpm SHA-256: 8a0080d45508127a694bf6a3f5c17c873b7d7127b2207cfe0322a1f06949f199 openssl-libs-debuginfo-3.5.5-2.el9_8.i686.rpm SHA-256: 8a0080d45508127a694bf6a3f5c17c873b7d7127b2207cfe0322a1f06949f199 openssl-libs-debuginfo-3.5.5-2.el9_8.x86_64.rpm SHA-256: 74244d6582909c28146f3bd164f068a6f418b185b3ace55628fbf0b75e3110af openssl-libs-debuginfo-3.5.5-2.el9_8.x86_64.rpm SHA-256: 74244d6582909c28146f3bd164f068a6f418b185b3ace55628fbf0b75e3110af openssl-perl-3.5.5-2.el9_8.x86_64.rpm SHA-256: 0ef43bdc2e6711de926032c6ec09762bdeaa9428c4d97f798adbc58c21fce1a3 Red Hat Enterprise Linux for IBM z Systems 9 SRPM openssl-3.5.5-2.el9_8.src.rpm SHA-256: 34f88c3cc68ddb83e85ce6f581c19d08232696c15ad7d828a5d53f26ebc539dc s390x openssl-3.5.5-2.el9_8.s390x.rpm SHA-256: b89aa1ed984651749996e99aa7025f097bfc2898ba9457c9d6fe559f1011615b openssl-debuginfo-3.5.5-2.el9_8.s390x.rpm SHA-256: 6d93489ebdfa6a96e09a6222e38958d3afc769c3b38ebe285dd07c73833a2455 openssl-debuginfo-3.5.5-2.el9_8.s390x.rpm SHA-256: 6d93489ebdfa6a96e09a6222e38958d3afc769c3b38ebe285dd07c73833a2455 openssl-debugsource-3.5.5-2.el9_8.s390x.rpm SHA-256: c58777413837ff66a3e804bd62d54ec2334fede567e59c4d667559b79cfc3ce1 openssl-debugsource-3.5.5-2.el9_8.s390x.rpm SHA-256: c58777413837ff66a3e804bd62d54ec2334fede567e59c4d667559b79cfc3ce1 openssl-devel-3.5.5-2.el9_8.s390x.rpm SHA-256: 599e79eaed8e5b8d573ef750ffaabf0fa1bd1aebe61fe194121cc2390ba4de26 openssl-libs-3.5.5-2.el9_8.s390x.rpm SHA-256: 12ae5e480cbe722b1d10d553b5f7521978da1a268d6e2c8807b9832654918bdd openssl-libs-debuginfo-3.5.5-2.el9_8.s390x.rpm SHA-256: 0651268b412ab4fad2b3c6168cf83e758614dabb14d83c090872d3690ecd73dc openssl-libs-debuginfo-3.5.5-2.el9_8.s390x.rpm SHA-256: 0651268b412ab4fad2b3c6168cf83e758614dabb14d83c090872d3690ecd73dc openssl-perl-3.5.5-2.el9_8.s390x.rpm SHA-256: 03a603864bd12a6929fd4f8050fa1eed7c3f2f549db4d6dc6827a0d8dbbb6367 Red Hat Enterprise Linux for IBM z Systems - Extended Update Support 9.8 SRPM openssl-3.5.5-2.el9_8.src.rpm SHA-256: 34f88c3cc68ddb83e85ce6f581c19d08232696c15ad7d828a5d53f26ebc539dc s390x openssl-3.5.5-2.el9_8.s390x.rpm SHA-256: b89aa1ed984651749996e99aa7025f097bfc2898ba9457c9d6fe559f1011615b openssl-debuginfo-3.5.5-2.el9_8.s390x.rpm SHA-256: 6d93489ebdfa6a96e09a6222e38958d3afc769c3b38ebe285dd07c73833a2455 openssl-debuginfo-3.5.5-2.el9_8.s390x.rpm SHA-256: 6d93489ebdfa6a96e09a6222e38958d3afc769c3b38ebe285dd07c73833a2455 openssl-debugsource-3.5.5-2.el9_8.s390x.rpm SHA-256: c58777413837ff66a3e804bd62d54ec2334fede567e59c4d667559b79cfc3ce1 openssl-debugsource-3.5.5-2.el9_8.s390x.rpm SHA-256: c58777413837ff66a3e804bd62d54ec2334fede567e59c4d667559b79cfc3ce1 openssl-devel-3.5.5-2.el9_8.s390x.rpm SHA-256: 599e79eaed8e5b8d573ef750ffaabf0fa1bd1aebe61fe194121cc2390ba4de26 openssl-libs-3.5.5-2.el9_8.s390x.rpm SHA-256: 12ae5e480cbe722b1d10d553b5f7521978da1a268d6e2c8807b9832654918bdd openssl-libs-debuginfo-3.5.5-2.el9_8.s390x.rpm SHA-256: 0651268b412ab4fad2b3c6168cf83e758614dabb14d83c090872d3690ecd73dc openssl-libs-debuginfo-3.5.5-2.el9_8.s390x.rpm SHA-256: 0651268b412ab4fad2b3c6168cf83e758614dabb14d83c090872d3690ecd73dc openssl-perl-3.5.5-2.el9_8.s390x.rpm SHA-256: 03a603864bd12a6929fd4f8050fa1eed7c3f2f549db4d6dc6827a0d8dbb