Red Hat Product Errata RHSA-2026:19452 - Security Advisory Issued: 2026-05-20 Updated: 2026-05-20 RHSA-2026:19452 - Security Advisory Overview Updated Packages Synopsis Moderate: glib2 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 glib2 is now available for Red Hat Enterprise Linux 9.4 Extended Update Support. 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 GLib provides the core application building blocks for libraries and applications written in C. It provides the core object system used in GNOME, the main loop implementation, and a large set of utility functions for strings and common data structures. Security Fix(es): glib: GLib: Buffer underflow in GVariant parser leads to heap corruption (CVE-2025-14087) glib: Integer Overflow in GLib GIO Attribute Escaping Causes Heap Buffer Overflow (CVE-2025-14512) 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 - 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 - 2419093 - CVE-2025-14087 glib: GLib: Buffer underflow in GVariant parser leads to heap corruption BZ - 2421339 - CVE-2025-14512 glib: Integer Overflow in GLib GIO Attribute Escaping Causes Heap Buffer Overflow CVEs CVE-2025-14087 CVE-2025-14512 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 - Extended Update Support 9.4 SRPM glib2-2.68.4-14.el9_4.6.src.rpm SHA-256: 09981f10a5218ac1c93100d0d741003d5a50262983900e761ab66254e56a8385 x86_64 glib2-2.68.4-14.el9_4.6.i686.rpm SHA-256: 63ad458ce723f66d2c6201385439b6969cc0224c333e5f2af361d825623fc1e1 glib2-2.68.4-14.el9_4.6.x86_64.rpm SHA-256: d94f15d14be7fef6cf7bec0649cf6be74c3960513c3352674e7231bd8ab0560d glib2-debuginfo-2.68.4-14.el9_4.6.i686.rpm SHA-256: 1b97f801e2054687815b2679eb7639fcab9348adc26f505f7af9952fbc93720e glib2-debuginfo-2.68.4-14.el9_4.6.i686.rpm SHA-256: 1b97f801e2054687815b2679eb7639fcab9348adc26f505f7af9952fbc93720e glib2-debuginfo-2.68.4-14.el9_4.6.x86_64.rpm SHA-256: 88a5645469e312683f6d86b22836f697cca6609d8d77736bd1dd9afb60e87dd7 glib2-debuginfo-2.68.4-14.el9_4.6.x86_64.rpm SHA-256: 88a5645469e312683f6d86b22836f697cca6609d8d77736bd1dd9afb60e87dd7 glib2-debugsource-2.68.4-14.el9_4.6.i686.rpm SHA-256: 21a7a613d9568059f2e7445844cb9c257e099ef008e0fa27af3fb83f87a8f50c glib2-debugsource-2.68.4-14.el9_4.6.i686.rpm SHA-256: 21a7a613d9568059f2e7445844cb9c257e099ef008e0fa27af3fb83f87a8f50c glib2-debugsource-2.68.4-14.el9_4.6.x86_64.rpm SHA-256: 2222199fc60eddb4326b8b85ac92e74136e158c645f3df2e56951738b15ec20c glib2-debugsource-2.68.4-14.el9_4.6.x86_64.rpm SHA-256: 2222199fc60eddb4326b8b85ac92e74136e158c645f3df2e56951738b15ec20c glib2-devel-2.68.4-14.el9_4.6.i686.rpm SHA-256: 1f5cf39a4e8d24f7dab0e6eac3574569dda85ea7eb9798a1e99160338efb9498 glib2-devel-2.68.4-14.el9_4.6.x86_64.rpm SHA-256: b52451af51e50344351842c0fe3b50cc571c92b901040484b0265db3cc9fc0e9 glib2-devel-debuginfo-2.68.4-14.el9_4.6.i686.rpm SHA-256: 283869a19421507dc34bd66394f6e4c509e8a1bc7e449b7e4fe4b533542dfdca glib2-devel-debuginfo-2.68.4-14.el9_4.6.i686.rpm SHA-256: 283869a19421507dc34bd66394f6e4c509e8a1bc7e449b7e4fe4b533542dfdca glib2-devel-debuginfo-2.68.4-14.el9_4.6.x86_64.rpm SHA-256: ad750c415d9503deae1c044c6599ae56c82e23915c8499c1a6c4713cf444e8b1 glib2-devel-debuginfo-2.68.4-14.el9_4.6.x86_64.rpm SHA-256: ad750c415d9503deae1c044c6599ae56c82e23915c8499c1a6c4713cf444e8b1 glib2-doc-2.68.4-14.el9_4.6.noarch.rpm SHA-256: b414433aa36486deab120a7bb8f548d53cedfa125465d0b0c93992e1f90757d1 glib2-tests-2.68.4-14.el9_4.6.x86_64.rpm SHA-256: d52e1b6df5f2a0dcda1725ab690811b7740627afd5e4b84c452e90f653faea3d glib2-tests-debuginfo-2.68.4-14.el9_4.6.i686.rpm SHA-256: 9765a328f8e5ac62b5fcb9fb4a169e56da0a8ff615d035f1de99333d07a96ae4 glib2-tests-debuginfo-2.68.4-14.el9_4.6.i686.rpm SHA-256: 9765a328f8e5ac62b5fcb9fb4a169e56da0a8ff615d035f1de99333d07a96ae4 glib2-tests-debuginfo-2.68.4-14.el9_4.6.x86_64.rpm SHA-256: f6c293e2fede851c832fe49ddaaf7731a082ef669701f20fe499b6bdc8ba3f88 glib2-tests-debuginfo-2.68.4-14.el9_4.6.x86_64.rpm SHA-256: f6c293e2fede851c832fe49ddaaf7731a082ef669701f20fe499b6bdc8ba3f88 Red Hat Enterprise Linux Server - AUS 9.4 SRPM glib2-2.68.4-14.el9_4.6.src.rpm SHA-256: 09981f10a5218ac1c93100d0d741003d5a50262983900e761ab66254e56a8385 x86_64 glib2-2.68.4-14.el9_4.6.i686.rpm SHA-256: 63ad458ce723f66d2c6201385439b6969cc0224c333e5f2af361d825623fc1e1 glib2-2.68.4-14.el9_4.6.x86_64.rpm SHA-256: d94f15d14be7fef6cf7bec0649cf6be74c3960513c3352674e7231bd8ab0560d glib2-debuginfo-2.68.4-14.el9_4.6.i686.rpm SHA-256: 1b97f801e2054687815b2679eb7639fcab9348adc26f505f7af9952fbc93720e glib2-debuginfo-2.68.4-14.el9_4.6.i686.rpm SHA-256: 1b97f801e2054687815b2679eb7639fcab9348adc26f505f7af9952fbc93720e glib2-debuginfo-2.68.4-14.el9_4.6.x86_64.rpm SHA-256: 88a5645469e312683f6d86b22836f697cca6609d8d77736bd1dd9afb60e87dd7 glib2-debuginfo-2.68.4-14.el9_4.6.x86_64.rpm SHA-256: 88a5645469e312683f6d86b22836f697cca6609d8d77736bd1dd9afb60e87dd7 glib2-debugsource-2.68.4-14.el9_4.6.i686.rpm SHA-256: 21a7a613d9568059f2e7445844cb9c257e099ef008e0fa27af3fb83f87a8f50c glib2-debugsource-2.68.4-14.el9_4.6.i686.rpm SHA-256: 21a7a613d9568059f2e7445844cb9c257e099ef008e0fa27af3fb83f87a8f50c glib2-debugsource-2.68.4-14.el9_4.6.x86_64.rpm SHA-256: 2222199fc60eddb4326b8b85ac92e74136e158c645f3df2e56951738b15ec20c glib2-debugsource-2.68.4-14.el9_4.6.x86_64.rpm SHA-256: 2222199fc60eddb4326b8b85ac92e74136e158c645f3df2e56951738b15ec20c glib2-devel-2.68.4-14.el9_4.6.i686.rpm SHA-256: 1f5cf39a4e8d24f7dab0e6eac3574569dda85ea7eb9798a1e99160338efb9498 glib2-devel-2.68.4-14.el9_4.6.x86_64.rpm SHA-256: b52451af51e50344351842c0fe3b50cc571c92b901040484b0265db3cc9fc0e9 glib2-devel-debuginfo-2.68.4-14.el9_4.6.i686.rpm SHA-256: 283869a19421507dc34bd66394f6e4c509e8a1bc7e449b7e4fe4b533542dfdca glib2-devel-debuginfo-2.68.4-14.el9_4.6.i686.rpm SHA-256: 283869a19421507dc34bd66394f6e4c509e8a1bc7e449b7e4fe4b533542dfdca glib2-devel-debuginfo-2.68.4-14.el9_4.6.x86_64.rpm SHA-256: ad750c415d9503deae1c044c6599ae56c82e23915c8499c1a6c4713cf444e8b1 glib2-devel-debuginfo-2.68.4-14.el9_4.6.x86_64.rpm SHA-256: ad750c415d9503deae1c044c6599ae56c82e23915c8499c1a6c4713cf444e8b1 glib2-doc-2.68.4-14.el9_4.6.noarch.rpm SHA-256: b414433aa36486deab120a7bb8f548d53cedfa125465d0b0c93992e1f90757d1 glib2-tests-2.68.4-14.el9_4.6.x86_64.rpm SHA-256: d52e1b6df5f2a0dcda1725ab690811b7740627afd5e4b84c452e90f653faea3d glib2-tests-debuginfo-2.68.4-14.el9_4.6.i686.rpm SHA-256: 9765a328f8e5ac62b5fcb9fb4a169e56da0a8ff615d035f1de99333d07a96ae4 glib2-tests-debuginfo-2.68.4-14.el9_4.6.i686.rpm SHA-256: 9765a328f8e5ac62b5fcb9fb4a169e56da0a8ff615d035f1de99333d07a96ae4 glib2-tests-debuginfo-2.68.4-14.el9_4.6.x86_64.rpm SHA-256: f6c293e2fede851c832fe49ddaaf7731a082ef669701f20fe499b6bdc8ba3f88 glib2-tests-debuginfo-2.68.4-14.el9_4.6.x86_64.rpm SHA-256: f6c293e2fede851c832fe49ddaaf7731a082ef669701f20fe499b6bdc8ba3f88 Red Hat Enterprise Linux for IBM z Systems - Extended Update Support 9.4 SRPM glib2-2.68.4-14.el9_4.6.src.rpm SHA-256: 09981f10a5218ac1c93100d0d741003d5a50262983900e761ab66254e56a8385 s390x glib2-2.68.4-14.el9_4.6.s390x.rpm SHA-256: ee99d51609003d156813157de05742cd2a701333c99853f00b4dcf723377cd02 glib2-debuginfo-2.68.4-14.el9_4.6.s390x.rpm SHA-256: be38dffbbeeab044796ac0d0ae7aae1f09978ce6dcba7bc5c410256dcdb06784 glib2-debuginfo-2.68.4-14.el9_4.6.s390x.rpm SHA-256: be38dffbbeeab044796ac0d0ae7aae1f09978ce6dcba7bc5c410256dcdb06784 glib2-debugsource-2.68.4-14.el9_4.6.s390x.rpm SHA-256: 4a4c17f2934ae2ef370a239ab2be1f79998e1a43d811608ccf2fb90937e5fa8b glib2-debugsource-2.68.4-14.el9_4.6.s390x.rpm SHA-256: 4a4c17f2934ae2ef370a239ab2be1f79998e1a43d811608ccf2fb90937e5fa8b glib2-devel-2.68.4-14.el9_4.6.s390x.rpm SHA-256: 649bb227d0a80b247249ad72e0b515cb05d901e19451440400c48c884f60cbc8 glib2-devel-debuginfo-2.68.4-14.el9_4.6.s390x.rpm SHA-256: bb58b41c4c6fcb67a45bc5ed1cbb9ca96111af33484b705287a1b34548848e6b glib2-devel-debuginfo-2.68.4-14.el9_4.6.s390x.rpm SHA-256: bb58b41c4c6fcb67a45bc5ed1cbb9ca9