Red Hat Product Errata RHSA-2026:19457 - Security Advisory Issued: 2026-05-20 Updated: 2026-05-20 RHSA-2026:19457 - 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 9.6 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 9.6 x86_64 Red Hat Enterprise Linux Server - AUS 9.6 x86_64 Red Hat Enterprise Linux for IBM z Systems - Extended Update Support 9.6 s390x Red Hat Enterprise Linux for Power, little endian - Extended Update Support 9.6 ppc64le Red Hat Enterprise Linux for ARM 64 - Extended Update Support 9.6 aarch64 Red Hat Enterprise Linux Server for Power LE - Update Services for SAP Solutions 9.6 ppc64le Red Hat Enterprise Linux for x86_64 - Update Services for SAP Solutions 9.6 x86_64 Red Hat CodeReady Linux Builder for x86_64 - Extended Update Support 9.6 x86_64 Red Hat CodeReady Linux Builder for Power, little endian - Extended Update Support 9.6 ppc64le Red Hat CodeReady Linux Builder for IBM z Systems - Extended Update Support 9.6 s390x Red Hat CodeReady Linux Builder for ARM 64 - Extended Update Support 9.6 aarch64 Red Hat Enterprise Linux for ARM 64 - 4 years of updates 9.6 aarch64 Red Hat Enterprise Linux for IBM z Systems - 4 years of updates 9.6 s390x Red Hat Enterprise Linux for x86_64 - Extended Life Cycle 9.6 x86_64 Red Hat Enterprise Linux for ARM 64 - Extended Life Cycle 9.6 aarch64 Red Hat Enterprise Linux for Power, little endian - Extended Life Cycle 9.6 ppc64le Red Hat Enterprise Linux for IBM z Systems - Extended Life Cycle 9.6 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 9.6 SRPM glib2-2.68.4-16.el9_6.5.src.rpm SHA-256: b029e11b85e25956005f84cf61b97f6fc4c637ca82bff81a20d412665f9838bc x86_64 glib2-2.68.4-16.el9_6.5.i686.rpm SHA-256: 4f2ce45dc4f7c70636c4cdf59b0eaf099d1b558216b8db16032d49c563538cdf glib2-2.68.4-16.el9_6.5.x86_64.rpm SHA-256: d6e8f9fb6a36377f9077928e1751c7ade9e67df04cec916495aff132e6f544ea glib2-debuginfo-2.68.4-16.el9_6.5.i686.rpm SHA-256: 7f3ca12c7e4421c0f15547c5e1c2571dcf21b331e3795710f37a5de6f0b98be2 glib2-debuginfo-2.68.4-16.el9_6.5.i686.rpm SHA-256: 7f3ca12c7e4421c0f15547c5e1c2571dcf21b331e3795710f37a5de6f0b98be2 glib2-debuginfo-2.68.4-16.el9_6.5.x86_64.rpm SHA-256: aa53414daf92ccc27a8d03b0ae436e313cdf8f4b88c0917a3cd6fc079a225e1b glib2-debuginfo-2.68.4-16.el9_6.5.x86_64.rpm SHA-256: aa53414daf92ccc27a8d03b0ae436e313cdf8f4b88c0917a3cd6fc079a225e1b glib2-debugsource-2.68.4-16.el9_6.5.i686.rpm SHA-256: 14a5e1b47af448e9f7e0ee8b8bc255428eae3e3603e8a2749a2dca2b4978fd16 glib2-debugsource-2.68.4-16.el9_6.5.i686.rpm SHA-256: 14a5e1b47af448e9f7e0ee8b8bc255428eae3e3603e8a2749a2dca2b4978fd16 glib2-debugsource-2.68.4-16.el9_6.5.x86_64.rpm SHA-256: f115c221a98ca189adedb1458e530e9285f2b26e5e4eb86e9fd6957e2b80e3be glib2-debugsource-2.68.4-16.el9_6.5.x86_64.rpm SHA-256: f115c221a98ca189adedb1458e530e9285f2b26e5e4eb86e9fd6957e2b80e3be glib2-devel-2.68.4-16.el9_6.5.i686.rpm SHA-256: f6911558b1b75f655fd8b36b3a3f011fc8b6828453efc8eacbd22c58143c4c50 glib2-devel-2.68.4-16.el9_6.5.x86_64.rpm SHA-256: 0e247a08fad0aea31c3777f25d30cc3a45e1b7133091ffb24a4bed84f5b00569 glib2-devel-debuginfo-2.68.4-16.el9_6.5.i686.rpm SHA-256: 0e862ffcc2ea47f711e0dfb77f9ed40f286929192bb64516d4a9baf9b3e6ad6b glib2-devel-debuginfo-2.68.4-16.el9_6.5.i686.rpm SHA-256: 0e862ffcc2ea47f711e0dfb77f9ed40f286929192bb64516d4a9baf9b3e6ad6b glib2-devel-debuginfo-2.68.4-16.el9_6.5.x86_64.rpm SHA-256: d847af409935fca1e2015e66ff798c3b107f4400b98cfee146b4b8575b59a6fb glib2-devel-debuginfo-2.68.4-16.el9_6.5.x86_64.rpm SHA-256: d847af409935fca1e2015e66ff798c3b107f4400b98cfee146b4b8575b59a6fb glib2-doc-2.68.4-16.el9_6.5.noarch.rpm SHA-256: a6a2b1659d1998ee1af35d7040c5dbdce8162bc0c1315cc0394d14aff72bbc80 glib2-tests-2.68.4-16.el9_6.5.x86_64.rpm SHA-256: 6d7739c5fa05f3a3739be74e3088b19016ebfb811783a5899ffb1f40f80cfbaa glib2-tests-debuginfo-2.68.4-16.el9_6.5.i686.rpm SHA-256: d9db352ab2631e941356682f54111042a7adaa93bfc6485d909bb534aa737a89 glib2-tests-debuginfo-2.68.4-16.el9_6.5.i686.rpm SHA-256: d9db352ab2631e941356682f54111042a7adaa93bfc6485d909bb534aa737a89 glib2-tests-debuginfo-2.68.4-16.el9_6.5.x86_64.rpm SHA-256: bdabb999d7874cb43736a341996177d184a14a09803d7f72970ce2f40b776dcc glib2-tests-debuginfo-2.68.4-16.el9_6.5.x86_64.rpm SHA-256: bdabb999d7874cb43736a341996177d184a14a09803d7f72970ce2f40b776dcc Red Hat Enterprise Linux Server - AUS 9.6 SRPM glib2-2.68.4-16.el9_6.5.src.rpm SHA-256: b029e11b85e25956005f84cf61b97f6fc4c637ca82bff81a20d412665f9838bc x86_64 glib2-2.68.4-16.el9_6.5.i686.rpm SHA-256: 4f2ce45dc4f7c70636c4cdf59b0eaf099d1b558216b8db16032d49c563538cdf glib2-2.68.4-16.el9_6.5.x86_64.rpm SHA-256: d6e8f9fb6a36377f9077928e1751c7ade9e67df04cec916495aff132e6f544ea glib2-debuginfo-2.68.4-16.el9_6.5.i686.rpm SHA-256: 7f3ca12c7e4421c0f15547c5e1c2571dcf21b331e3795710f37a5de6f0b98be2 glib2-debuginfo-2.68.4-16.el9_6.5.i686.rpm SHA-256: 7f3ca12c7e4421c0f15547c5e1c2571dcf21b331e3795710f37a5de6f0b98be2 glib2-debuginfo-2.68.4-16.el9_6.5.x86_64.rpm SHA-256: aa53414daf92ccc27a8d03b0ae436e313cdf8f4b88c0917a3cd6fc079a225e1b glib2-debuginfo-2.68.4-16.el9_6.5.x86_64.rpm SHA-256: aa53414daf92ccc27a8d03b0ae436e313cdf8f4b88c0917a3cd6fc079a225e1b glib2-debugsource-2.68.4-16.el9_6.5.i686.rpm SHA-256: 14a5e1b47af448e9f7e0ee8b8bc255428eae3e3603e8a2749a2dca2b4978fd16 glib2-debugsource-2.68.4-16.el9_6.5.i686.rpm SHA-256: 14a5e1b47af448e9f7e0ee8b8bc255428eae3e3603e8a2749a2dca2b4978fd16 glib2-debugsource-2.68.4-16.el9_6.5.x86_64.rpm SHA-256: f115c221a98ca189adedb1458e530e9285f2b26e5e4eb86e9fd6957e2b80e3be glib2-debugsource-2.68.4-16.el9_6.5.x86_64.rpm SHA-256: f115c221a98ca189adedb1458e530e9285f2b26e5e4eb86e9fd6957e2b80e3be glib2-devel-2.68.4-16.el9_6.5.i686.rpm SHA-256: f6911558b1b75f655fd8b36b3a3f011fc8b6828453efc8eacbd22c58143c4c50 glib2-devel-2.68.4-16.el9_6.5.x86_64.rpm SHA-256: 0e247a08fad0aea31c3777f25d30cc3a45e1b7133091ffb24a4bed84f5b00569 glib2-devel-debuginfo-2.68.4-16.el9_6.5.i686.rpm SHA-256: 0e862ffcc2ea47f711e0dfb77f9ed40f286929192bb64516d4a9baf9b3e6ad6b glib2-devel-debuginfo-2.68.4-16.el9_6.5.i686.rpm SHA-256: 0e862ffcc2ea47f711e0dfb77f9ed40f286929192bb64516d4a9baf9b3e6ad6b glib2-devel-debuginfo-2.68.4-16.el9_6.5.x86_64.rpm SHA-256: d847af409935fca1e2015e66ff798c3b107f4400b98cfee146b4b8575b59a6fb glib2-devel-debuginfo-2.68.4-16.el9_6.5.x86_64.rpm SHA-256: d847af409935fca1e2015e66ff798c3b107f4400b98cfee146b4b8575b59a6fb glib2-doc-2.68.4-16.el9_6.5.noarch.rpm SHA-256: a6a2b1659d1998ee1af35d7040c5dbdce8162bc0c1315cc0394d14aff72bbc80 glib2-tests-2.68.4-16.el9_6.5.x86_64.rpm SHA-256: 6d7739c5fa05f3a3739be74e3088b19016ebfb811783a5899ffb1f40f80cfbaa glib2-tests-debuginfo-2.68.4-16.el9_6.5.i686.rpm SHA-256: d9db352ab2631e941356682f54111042a7adaa93bfc6485d909bb534aa737a89 glib2-tests-debuginfo-2.68.4-16.el9_6.5.i686.rpm SHA-256: d9db352ab2631e941356682f54111042a7adaa93bfc6485d909bb534aa737a89 glib2-tests-debuginfo-2.68.4-16.el9_6.5.x86_64.rpm SHA-256: bdabb999d7874cb43736a341996177d184a14a09803d7f72970ce2f40b776dcc glib2-tests-debuginfo-2.68.4-16.el9_6.5.x86_64.rpm SHA-256: bdabb999d7874cb43736a341996177d184a14a09803d7f72970ce2f40b776dcc Red Hat Enterprise Linux for IBM z Systems - Extended Update Support 9.6 SRPM glib2-2.68.4-16.el9_6.5.src.rpm SHA-256: b029e11b85e25956005f84cf61b97f6fc4c637ca82bff81a20d412665f9838bc s390x glib2-2.68.4-16.el9_6.5.s390x.rpm SHA-256: 5a808eb8ac798b950444f46faef225c381555dc0480e8f8af65f2b49bbb281e6 glib2-debuginfo-2.68.4-16.el9_6.5.s390x.rpm SHA-256: 358aaa2c68399716b61596bd7a97f783a29f94eaaf00c1a40ffdd3c1168bd32d glib2-debuginfo-2.68.4-16.el9_6.5.s390x.rpm SHA-256: 358aaa2c68399716b61596bd7a97f783a29f94eaaf00c1a40ffdd3c1168bd32d glib2-debugsource-2.68.4-16.el9_6.5.s390x.rpm SHA-256: 11a2cd726cf420c4094af87320351ac319804e66d536497b9510ad8d6a65b7c4 glib2-debugsource-2.68.4-16.el9_6.5.s390x.rpm SHA-256: 11a2cd726cf420c4094af87320351ac319804e66d536497b9510ad8d6a65b7c4 glib2-devel-2.68.4-16.el9_6.5.s390x.rpm SHA-256: 3b20f83d5658e110e2ca4a72a141a5209d4b2a63b43f392ce0d02cf94baf46cc glib2-devel-debuginfo-2.68.4-16.el9_6.5.s390x.rpm SHA-256: 21f031691a00fc07d7cf9d63a6078d4b85fd81336a4fe990f45fc7d8f86b4673 glib2-devel-debuginfo-2.68.4-16.el9_6.5.s390x.rpm SHA-256: 21f031691a00fc07d7cf9d63a6078d4b