RHSA-2026:55763: Important: kpatch-patch-5_14_0-687_10_1 security update
Important: kpatch-patch-5140-687101 security update
Other sources
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-5.14.0-687.10.1.el98.Security Fix(es): kernel: ipv6: icmp: clear skb2->cb[] in ip6errgenicmpv6unreach() (CVE-2026-43038) kernel: dlm: validate length in dlmsearchrsbtree (CVE-2026-43125) kernel: netfilter: flowtable: strictly check for maximum number of actions (CVE-2026-43329) kernel: netfilter: nftinner: Fix IPv6 innerthoff desync (CVE-2026-46244) kernel: net: sched: UAF via missing handler for TCACTCONSUMED in tcfqeventhandle (CVE-2026-64530) 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.
— Red Hat
Affected Software
Remediation
Recommended actions to resolve this vulnerability, in priority order.
- Upgrade
Upgrade
redhat/kpatch-patchto a version that resolves this vulnerability.Fixed in 5_14_0-687_10_1-1-6.el9_8 - Upgrade
Upgrade
redhat/kpatch-patchto a version that resolves this vulnerability.Fixed in 5_14_0-687_10_1-debuginfo-1-6.el9_8 - Upgrade
Upgrade
redhat/kpatch-patchto a version that resolves this vulnerability.Fixed in 5_14_0-687_10_1-debugsource-1-6.el9_8 - Upgrade
Upgrade
kernel-live-patch (kpatch-patch-5_14_0-687_10_1)to a version that resolves this vulnerability.Fixed in kernel-5.14.0-687.10.1.el9_8Patch kpatch-patch-5_14_0-687_10_1 - Upgrade
Upgrade to a fixed release to a version that resolves this vulnerability.
Fixed in kernel-5.14.0-687.10.1.el9_8Patch kpatch-patch-5_14_0-687_10_1
Event History
Frequently Asked Questions
What is the severity of RHSA-2026:55763?
The severity of RHSA-2026:55763 is rated high with a score of 7.
How do I fix RHSA-2026:55763?
You can fix RHSA-2026:55763 by applying the latest kpatch-patch security update for your Red Hat Enterprise Linux system.
What software is affected by RHSA-2026:55763?
RHSA-2026:55763 affects several versions of Red Hat Enterprise Linux including those for Power, little endian and x86_64 architectures.
What does RHSA-2026:55763 address?
RHSA-2026:55763 addresses security vulnerabilities that require immediate attention to protect system integrity.
When was RHSA-2026:55763 published?
RHSA-2026:55763 was published on August 17, 2026.