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Medium ELSA-2026-1617 3 CVEs

Moderate: kernel security update (Oracle Linux 9)

Published Feb 2, 2026 · Updated Feb 2, 2026

Summary

[5.14.0-611.27.1]
- Disable UKI signing [Orabug: 36571828]
- Update Oracle Linux certificates (Kevin Lyons)
- Disable signing for aarch64 (Ilya Okomin)
- Oracle Linux RHCK Module Signing Key was added to the kernel trusted keys list (olkmod_signing_key.pem) [Orabug: 29539237]
- Update x509.genkey [Orabug: 24817676]
- Conflict with shim-ia32 and shim-x64 <= 15.3-1.0.5]
- Remove upstream reference during boot (Kevin Lyons) [Orabug: 34729535]
- Add Oracle Linux IMA certificates
- Add new Oracle Linux Driver Signing (key 1) certificate [Orabug: 37985764]

[5.14.0-611.27.1]
- net/sched: mqprio: fix stack out-of-bounds write in tc entry parsing (CKI Backport Bot) [RHEL-136822] {CVE-2025-38568}
- devlink: rate: Unset parent pointer in devl_rate_nodes_destroy (CKI Backport Bot) [RHEL-134923] {CVE-2025-40251}
- ASoC: Intel: bytcr_rt5640: Fix invalid quirk input mapping (CKI Backport Bot) [RHEL-129112] {CVE-2025-40154}

Fixed packages 29

ReleasePackageFixed in
Oracle Linux · 9 kernel 0:5.14.0-611.27.1.el9_7
Oracle Linux · 9 kernel-abi-stablelists 0:5.14.0-611.27.1.el9_7
Oracle Linux · 9 kernel-core 0:5.14.0-611.27.1.el9_7
Oracle Linux · 9 kernel-cross-headers 0:5.14.0-611.27.1.el9_7
Oracle Linux · 9 kernel-debug 0:5.14.0-611.27.1.el9_7
Oracle Linux · 9 kernel-debug-core 0:5.14.0-611.27.1.el9_7
Oracle Linux · 9 kernel-debug-devel 0:5.14.0-611.27.1.el9_7
Oracle Linux · 9 kernel-debug-devel-matched 0:5.14.0-611.27.1.el9_7
Oracle Linux · 9 kernel-debug-modules 0:5.14.0-611.27.1.el9_7
Oracle Linux · 9 kernel-debug-modules-core 0:5.14.0-611.27.1.el9_7
Oracle Linux · 9 kernel-debug-modules-extra 0:5.14.0-611.27.1.el9_7
Oracle Linux · 9 kernel-debug-uki-virt 0:5.14.0-611.27.1.el9_7
Oracle Linux · 9 kernel-devel 0:5.14.0-611.27.1.el9_7
Oracle Linux · 9 kernel-devel-matched 0:5.14.0-611.27.1.el9_7
Oracle Linux · 9 kernel-doc 0:5.14.0-611.27.1.el9_7
Oracle Linux · 9 kernel-headers 0:5.14.0-611.27.1.el9_7
Oracle Linux · 9 kernel-modules 0:5.14.0-611.27.1.el9_7
Oracle Linux · 9 kernel-modules-core 0:5.14.0-611.27.1.el9_7
Oracle Linux · 9 kernel-modules-extra 0:5.14.0-611.27.1.el9_7
Oracle Linux · 9 kernel-tools 0:5.14.0-611.27.1.el9_7
Oracle Linux · 9 kernel-tools-libs 0:5.14.0-611.27.1.el9_7
Oracle Linux · 9 kernel-tools-libs-devel 0:5.14.0-611.27.1.el9_7
Oracle Linux · 9 kernel-uki-virt 0:5.14.0-611.27.1.el9_7
Oracle Linux · 9 kernel-uki-virt-addons 0:5.14.0-611.27.1.el9_7
Oracle Linux · 9 libperf 0:5.14.0-611.27.1.el9_7
Oracle Linux · 9 perf 0:5.14.0-611.27.1.el9_7
Oracle Linux · 9 python3-perf 0:5.14.0-611.27.1.el9_7
Oracle Linux · 9 rtla 0:5.14.0-611.27.1.el9_7
Oracle Linux · 9 rv 0:5.14.0-611.27.1.el9_7

Vulnerabilities 3

  • High 7.8

    net/sched: mqprio: fix stack out-of-bounds write in tc entry parsing

    In the Linux kernel, the following vulnerability has been resolved: net/sched: mqprio: fix stack out-of-bounds write in tc entry parsing TCA_MQPRIO_TC_ENTRY_INDEX is validated using NLA_POLICY_MAX(NLA_U32, TC_QOPT_MAX_QUEUE), which allows the value TC_QOPT_MA…

  • High 7.8

    devlink: rate: Unset parent pointer in devl_rate_nodes_destroy

    In the Linux kernel, the following vulnerability has been resolved: devlink: rate: Unset parent pointer in devl_rate_nodes_destroy The function devl_rate_nodes_destroy is documented to "Unset parent for all rate objects". However, it was only calling the driv…

  • Unscored —

    ASoC: Intel: bytcr_rt5640: Fix invalid quirk input mapping

    In the Linux kernel, the following vulnerability has been resolved: ASoC: Intel: bytcr_rt5640: Fix invalid quirk input mapping When an invalid value is passed via quirk option, currently bytcr_rt5640 driver only shows an error message but leaves as is. This m…