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(RHSA-2022:7338) Important: kernel-rt security and bug fix update

Description

The kernel-rt packages provide the Real Time Linux Kernel, which enables fine-tuning for systems with extremely high determinism requirements. Security Fix(es): * A use-after-free in cls_route filter implementation may lead to privilege escalation (CVE-2022-2588) * RetBleed Arbitrary Speculative Code Execution with Return Instructions (CVE-2022-23816, CVE-2022-29900) * Branch Type Confusion (non-retbleed) (CVE-2022-23825) * Intel: Post-barrier Return Stack Buffer Predictions (CVE-2022-26373) * Intel: RetBleed Arbitrary Speculative Code Execution with Return Instructions (CVE-2022-29901) 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. Bug Fix(es): * Update to the latest RHEL7.9.z18 source tree (BZ#2117337)


Affected Package


OS OS Version Package Name Package Version
RedHat 7 kernel-rt-debuginfo-common-x86_64 3.10.0-1160.80.1.rt56.1225.el7
RedHat 7 kernel-rt-trace-kvm-debuginfo 3.10.0-1160.80.1.rt56.1225.el7
RedHat 7 kernel-rt-trace-debuginfo 3.10.0-1160.80.1.rt56.1225.el7
RedHat 7 kernel-rt-doc 3.10.0-1160.80.1.rt56.1225.el7
RedHat 7 kernel-rt-debug-debuginfo 3.10.0-1160.80.1.rt56.1225.el7
RedHat 7 kernel-rt-debuginfo 3.10.0-1160.80.1.rt56.1225.el7
RedHat 7 kernel-rt 3.10.0-1160.80.1.rt56.1225.el7
RedHat 7 kernel-rt-trace 3.10.0-1160.80.1.rt56.1225.el7
RedHat 7 kernel-rt-kvm-debuginfo 3.10.0-1160.80.1.rt56.1225.el7
RedHat 7 kernel-rt 3.10.0-1160.80.1.rt56.1225.el7
RedHat 7 kernel-rt-devel 3.10.0-1160.80.1.rt56.1225.el7
RedHat 7 kernel-rt-debug 3.10.0-1160.80.1.rt56.1225.el7
RedHat 7 kernel-rt-trace-kvm 3.10.0-1160.80.1.rt56.1225.el7
RedHat 7 kernel-rt-debug-kvm 3.10.0-1160.80.1.rt56.1225.el7
RedHat 7 kernel-rt-debug-devel 3.10.0-1160.80.1.rt56.1225.el7
RedHat 7 kernel-rt-kvm 3.10.0-1160.80.1.rt56.1225.el7
RedHat 7 kernel-rt-debug-kvm-debuginfo 3.10.0-1160.80.1.rt56.1225.el7
RedHat 7 kernel-rt-trace-devel 3.10.0-1160.80.1.rt56.1225.el7

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