Linux Kernel Security Vulnerabilities

The Linux kernel is the core of the open-source operating system Linux, developed by the Linux Foundation in the United States. There is a security vulnerability in the Linux kernel, which stems from the KVM SEV feature allowing synchronization of encrypted vCPUs. When accessing customer-owned...

SUSE SLES15 : Security update for the Linux Kernel (SUSE-SU-2026:1563-1)

The remote SUSE Linux SLES15 / SLESSAP15 host has packages installed that are affected by multiple vulnerabilities as referenced in the SUSE-SU-2026:1563-1 advisory. The SUSE Linux Enterprise 15 SP4 kernel was updated to fix various security issues The following security issues were fixed: -...

Security update for the Linux Kernel

The SUSE Linux Enterprise 15 SP5 RT kernel was updated to receive various security bugfixes. The following security bugs were fixed: CVE-2025-38234: sched/rt: Fix race in pushrttask bsc1246057. CVE-2025-68818: scsi: Revert "scsi: qla2xxx: Perform lockless command completion in abort path"...

Security update for the Linux Kernel

The SUSE Linux Enterprise 15 SP7 RT kernel was updated to receive various security bugfixes. The following security bugs were fixed: CVE-2025-39998: scsi: target: targetcoreconfigfs: Add length check to avoid buffer overflow bsc1252073. CVE-2025-68794: iomap: adjust read range correctly for...

SUSE-SU-2026:1573-1 Security update for the Linux Kernel

The SUSE Linux Enterprise 15 SP7 RT kernel was updated to receive various security bugfixes. The following security bugs were fixed: - CVE-2025-39998: scsi: target: targetcoreconfigfs: Add length check to avoid buffer overflow bsc1252073. - CVE-2025-68794: iomap: adjust read range correctly for...

RHSA-2026:9870 Red Hat Security Advisory: kernel security update

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RHSA-2026:9644 Red Hat Security Advisory: kernel security update

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RHEL 9 : kernel (RHSA-2026:10108)

The remote Redhat Enterprise Linux 9 host has packages installed that are affected by multiple vulnerabilities as referenced in the RHSA-2026:10108 advisory. The kernel packages contain the Linux kernel, the core of any Linux operating system. Security Fixes: kernel: Bluetooth: MGMT: Fix possible...

Moderate: Red Hat Security Advisory: kernel security update

An update for kernel is now available for Red Hat Enterprise Linux 7 Extended Lifecycle 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...

Moderate: Red Hat Security Advisory: kernel security update

An update for kernel is now available for Red Hat Enterprise Linux 9.0 Update Services for SAP Solutions. 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...

SUSE-SU-2026:21311-1 Security update for the Linux Kernel RT (Live Patch 11 for SUSE Linux Enterprise Micro 6.0)

This update for the SUSE Linux Enterprise Kernel 6.4.0-32.1 fixes various security issues The following security issues were fixed: - CVE-2025-40309: Bluetooth: SCO: Fix UAF on scoconnfree bsc1255066. - CVE-2026-23268: apparmor: fix unprivileged local user can do privileged policy management...

CVE-2026-31516 xfrm: prevent policy_hthresh.work from racing with netns teardown

In the Linux kernel, the following vulnerability has been resolved: xfrm: prevent policyhthresh.work from racing with netns teardown A XFRMMSGNEWSPDINFO request can queue the per-net work item policyhthresh.work onto the system workqueue. The queued callback, xfrmhashrebuild, retrieves the...

RHSA-2026:9264 Red Hat Security Advisory: kernel security update

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CVE-2026-31432 ksmbd: fix OOB write in QUERY_INFO for compound requests

In the Linux kernel, the following vulnerability has been resolved: ksmbd: fix OOB write in QUERYINFO for compound requests When a compound request such as READ + QUERYINFOSecurity is received, and the first command READ consumes most of the response buffer, ksmbd could write beyond the allocated...

Moderate: Red Hat Security Advisory: kernel security update

An update for kernel is now available for Red Hat Enterprise Linux 8.4 Advanced Mission Critical Update Support and Red Hat Enterprise Linux 8.4 Extended Update Support Long-Life Add-On. Red Hat Product Security has rated this update as having a security impact of Moderate. A Common Vulnerability...

Unity Linux 20.1070a Security Update: kernel (UTSA-2026-013863)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-013863 advisory. In the Linux kernel, the following vulnerability has been resolved: cachefiles: add missing lock protection when polling Add missing lock protection in poll routine...

Unity Linux 20.1060a / 20.1070a Security Update: kernel (UTSA-2026-013451)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-013451 advisory. In the Linux kernel 5.11 through 5.12.2, isotpsetsockopt in net/can/isotp.c allows privilege escalation to root by leveraging a use-after-free. This does not affect...

Unity Linux 20.1070a Security Update: kernel (UTSA-2026-013701)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-013701 advisory. In the Linux kernel, the following vulnerability has been resolved: KVM: Destroy target device if coalesced MMIO unregistration fails Destroy and free the target...

Unity Linux 20.1060a / 20.1070a Security Update: kernel (UTSA-2026-013770)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-013770 advisory. In the Linux kernel, the following vulnerability has been resolved: misc: ocxl: fix possible name leak in ocxlfileregisterafu If deviceregister returns error in...

Unity Linux 20.1070a Security Update: kernel (UTSA-2026-013440)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-013440 advisory. In the Linux kernel, the following vulnerability has been resolved: driver core: auxiliary bus: Fix memory leak when driverregister fail If driverregister returns wi...