Red Hat Product Errata RHSA-2026:35870 - Security Advisory Issued: 2026-07-06 Updated: 2026-07-06 RHSA-2026:35870 - Security Advisory Overview Updated Packages Synopsis Important: kpatch-patch-6_12_0-211_16_1 security 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 kpatch-patch-6_12_0-211_16_1 is now available for Red Hat Enterprise Linux 10. 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 This is a kernel live patch module which can be loaded by the kpatch command line utility to modify the code of a running kernel. This patch module is targeted for kernel-6.12.0-211.16.1.el10_2. Security Fix(es): kernel: Linux kernel: Use-after-free in bonding driver leads to denial of service (CVE-2026-31419) 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 10 x86_64 Red Hat Enterprise Linux for x86_64 - Extended Update Support 10.2 x86_64 Red Hat Enterprise Linux for Power, little endian 10 ppc64le Red Hat Enterprise Linux for Power, little endian - Extended Update Support 10.2 ppc64le Red Hat Enterprise Linux for Power, little endian - 4 years of support 10.2 ppc64le Red Hat Enterprise Linux for x86_64 - 4 years of updates 10.2 x86_64 Red Hat Enterprise Linux for x86_64 - Extended Life Cycle 10.2 x86_64 Red Hat Enterprise Linux for Power, little endian - Extended Life Cycle 10.2 ppc64le Fixes BZ - 2457829 - CVE-2026-31419 kernel: Linux kernel: Use-after-free in bonding driver leads to denial of service CVEs CVE-2026-31419 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 10 SRPM kpatch-patch-6_12_0-211_16_1-1-3.el10_2.src.rpm SHA-256: e40273c40dbe1ee90934c23317d730e419440b9d8e6b634daad32899785c9a51 x86_64 kpatch-patch-6_12_0-211_16_1-1-3.el10_2.x86_64.rpm SHA-256: 5eadaa30a202e1bbe2ebd363cf9d81f964ca4af9ee6c5800b6eaa1f2f77ed905 kpatch-patch-6_12_0-211_16_1-debuginfo-1-3.el10_2.x86_64.rpm SHA-256: 179fac7fb47ccf97c5e130b87a96e9cf7d40add696998272e771e3a5e7538618 Red Hat Enterprise Linux for x86_64 - Extended Update Support 10.2 SRPM kpatch-patch-6_12_0-211_16_1-1-3.el10_2.src.rpm SHA-256: e40273c40dbe1ee90934c23317d730e419440b9d8e6b634daad32899785c9a51 x86_64 kpatch-patch-6_12_0-211_16_1-1-3.el10_2.x86_64.rpm SHA-256: 5eadaa30a202e1bbe2ebd363cf9d81f964ca4af9ee6c5800b6eaa1f2f77ed905 kpatch-patch-6_12_0-211_16_1-debuginfo-1-3.el10_2.x86_64.rpm SHA-256: 179fac7fb47ccf97c5e130b87a96e9cf7d40add696998272e771e3a5e7538618 Red Hat Enterprise Linux for Power, little endian 10 SRPM kpatch-patch-6_12_0-211_16_1-1-3.el10_2.src.rpm SHA-256: e40273c40dbe1ee90934c23317d730e419440b9d8e6b634daad32899785c9a51 ppc64le kpatch-patch-6_12_0-211_16_1-1-3.el10_2.ppc64le.rpm SHA-256: c09b62fce3d8142511525790a1226f231ad7237c804c4111a4235f0f0f229703 kpatch-patch-6_12_0-211_16_1-debuginfo-1-3.el10_2.ppc64le.rpm SHA-256: 381d6b0d014947e727dfe42524a06f7ea346290775f669e2d97368123ea24ab3 kpatch-patch-6_12_0-211_16_1-debugsource-1-3.el10_2.ppc64le.rpm SHA-256: c6712391061e0c232f944c1f2c16f333bbe94878e565ab4afab8b925786c5b3b Red Hat Enterprise Linux for Power, little endian - Extended Update Support 10.2 SRPM kpatch-patch-6_12_0-211_16_1-1-3.el10_2.src.rpm SHA-256: e40273c40dbe1ee90934c23317d730e419440b9d8e6b634daad32899785c9a51 ppc64le kpatch-patch-6_12_0-211_16_1-1-3.el10_2.ppc64le.rpm SHA-256: c09b62fce3d8142511525790a1226f231ad7237c804c4111a4235f0f0f229703 kpatch-patch-6_12_0-211_16_1-debuginfo-1-3.el10_2.ppc64le.rpm SHA-256: 381d6b0d014947e727dfe42524a06f7ea346290775f669e2d97368123ea24ab3 kpatch-patch-6_12_0-211_16_1-debugsource-1-3.el10_2.ppc64le.rpm SHA-256: c6712391061e0c232f944c1f2c16f333bbe94878e565ab4afab8b925786c5b3b Red Hat Enterprise Linux for Power, little endian - 4 years of support 10.2 SRPM kpatch-patch-6_12_0-211_16_1-1-3.el10_2.src.rpm SHA-256: e40273c40dbe1ee90934c23317d730e419440b9d8e6b634daad32899785c9a51 ppc64le kpatch-patch-6_12_0-211_16_1-1-3.el10_2.ppc64le.rpm SHA-256: c09b62fce3d8142511525790a1226f231ad7237c804c4111a4235f0f0f229703 kpatch-patch-6_12_0-211_16_1-debuginfo-1-3.el10_2.ppc64le.rpm SHA-256: 381d6b0d014947e727dfe42524a06f7ea346290775f669e2d97368123ea24ab3 kpatch-patch-6_12_0-211_16_1-debugsource-1-3.el10_2.ppc64le.rpm SHA-256: c6712391061e0c232f944c1f2c16f333bbe94878e565ab4afab8b925786c5b3b Red Hat Enterprise Linux for x86_64 - 4 years of updates 10.2 SRPM kpatch-patch-6_12_0-211_16_1-1-3.el10_2.src.rpm SHA-256: e40273c40dbe1ee90934c23317d730e419440b9d8e6b634daad32899785c9a51 x86_64 kpatch-patch-6_12_0-211_16_1-1-3.el10_2.x86_64.rpm SHA-256: 5eadaa30a202e1bbe2ebd363cf9d81f964ca4af9ee6c5800b6eaa1f2f77ed905 kpatch-patch-6_12_0-211_16_1-debuginfo-1-3.el10_2.x86_64.rpm SHA-256: 179fac7fb47ccf97c5e130b87a96e9cf7d40add696998272e771e3a5e7538618 Red Hat Enterprise Linux for x86_64 - Extended Life Cycle 10.2 SRPM kpatch-patch-6_12_0-211_16_1-1-3.el10_2.src.rpm SHA-256: e40273c40dbe1ee90934c23317d730e419440b9d8e6b634daad32899785c9a51 x86_64 kpatch-patch-6_12_0-211_16_1-1-3.el10_2.x86_64.rpm SHA-256: 5eadaa30a202e1bbe2ebd363cf9d81f964ca4af9ee6c5800b6eaa1f2f77ed905 kpatch-patch-6_12_0-211_16_1-debuginfo-1-3.el10_2.x86_64.rpm SHA-256: 179fac7fb47ccf97c5e130b87a96e9cf7d40add696998272e771e3a5e7538618 Red Hat Enterprise Linux for Power, little endian - Extended Life Cycle 10.2 SRPM kpatch-patch-6_12_0-211_16_1-1-3.el10_2.src.rpm SHA-256: e40273c40dbe1ee90934c23317d730e419440b9d8e6b634daad32899785c9a51 ppc64le kpatch-patch-6_12_0-211_16_1-1-3.el10_2.ppc64le.rpm SHA-256: c09b62fce3d8142511525790a1226f231ad7237c804c4111a4235f0f0f229703 kpatch-patch-6_12_0-211_16_1-debuginfo-1-3.el10_2.ppc64le.rpm SHA-256: 381d6b0d014947e727dfe42524a06f7ea346290775f669e2d97368123ea24ab3 kpatch-patch-6_12_0-211_16_1-debugsource-1-3.el10_2.ppc64le.rpm SHA-256: c6712391061e0c232f944c1f2c16f333bbe94878e565ab4afab8b925786c5b3b The Red Hat security contact is secalert@redhat.com . More contact details at https://access.redhat.com/security/team/contact/ .