CVE-2026-53326

In the Linux kernel, the following vulnerability has been resolved: debugobjects: Don't call fillpool in early boot hardirq context When booting a debug PREEMPTRT kernel on an ARM64 system, a "inconsistent HARDIRQ-ON-W - IN-HARDIRQ-W usage" lockdep warning message was reported to the console...

SUSE-SU-2026:1574-1 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'...

SUSE-SU-2026:21315-1 Security update for the Linux Kernel RT (Live Patch 15 for SUSE Linux Enterprise Micro 6.0)

This update for the SUSE Linux Enterprise Kernel 6.4.0-39.1 fixes one security issue The following security issue was fixed: - CVE-2026-23268: apparmor: fix unprivileged local user can do privileged policy management bsc1259859...

Linux kernel 安全漏洞

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 kmallocnolock function not properly checking the context within the PREEMPTRT kernel. This ma...

CVE-2023-54160 firmware: arm_sdei: Fix sleep from invalid context BUG

In the Linux kernel, the following vulnerability has been resolved: firmware: armsdei: Fix sleep from invalid context BUG Running a preempt-rt v6.2-rc3-rt1 based kernel on an Ampere Altra triggers: BUG: sleeping function called from invalid context at kernel/locking/spinlockrt.c:46 inatomic: 0,...

Ubuntu Pro 24.04 LTS Realtime Kernel : Linux kernel (Raspberry Pi Real-time) vulnerabilities (USN-7887-1)

The remote Ubuntu Pro 24.04 LTS Realtime Kernel host has a package installed that is affected by multiple vulnerabilities as referenced in the USN-7887-1 advisory. Several security issues were discovered in the Linux kernel. An attacker could possibly use these to compromise the system. This upda...

USN-7860-2 linux-realtime-6.14 vulnerability

Jean-Claude Graf, Sandro Rüegge, Ali Hajiabadi, and Kaveh Razavi discovered that the Linux kernel contained insufficient branch predictor isolation between a guest and a userspace hypervisor for certain processors. This flaw is known as VMSCAPE. An attacker in a guest VM could possibly use this t...

SUSE-SU-2025:20898-1 Security update for the Linux Kernel

The SUSE Linux Enterprise Micro 6.0 and 6.1 RT kernel was updated to receive various security bugfixes. The following security bugs were fixed: - CVE-2023-53261: coresight: Fix memory leak in acpibuffer-pointer bsc1249770. - CVE-2024-58090: sched/core: Prevent rescheduling when interrupts are...

Ubuntu Pro 24.04 LTS Realtime Kernel : Linux kernel (Real-time) vulnerabilities (USN-7767-1)

"The remote Ubuntu Pro 24.04 LTS Realtime Kernel host has a package installed that is affected by multiple vulnerabilities as referenced in the USN-7767-1 advisory. Several security issues were discovered in the Linux kernel. An attacker could possibly use these to compromise the system. This...

SUSE-SU-2025:20793-1 Security update for kernel-livepatch-MICRO-6-0-RT_Update_12

This update for kernel-livepatch-MICRO-6-0-RTUpdate12 fixes the following issues: - New livepatch SLE Micro 6.0/6.1 kernel rt update 12...

Ubuntu Pro 24.04 LTS Realtime Kernel : Linux kernel (Raspberry Pi Real-time) vulnerabilities (USN-7719-1)

The remote Ubuntu Pro 24.04 LTS Realtime Kernel host has a package installed that is affected by multiple vulnerabilities as referenced in the USN-7719-1 advisory. Several security issues were discovered in the Linux kernel. An attacker could possibly use these to compromise the system. This upda...

Ubuntu Pro 24.04 LTS Realtime Kernel : Linux kernel (Real-time) vulnerabilities (USN-7652-1)

The remote Ubuntu Pro 24.04 LTS Realtime Kernel host has a package installed that is affected by multiple vulnerabilities as referenced in the USN-7652-1 advisory. Several security issues were discovered in the Linux kernel. An attacker could possibly use these to compromise the system. This upda...

PT-2025-49793

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description An issue exists within the kernel’s DRM/XE subsystem, specifically in the xe gem fault function, which can lead to an oops kernel panic during the execution of core hotunplug tests. This...

Security update for the Linux Kernel

The SUSE Linux Enterprise 15 SP4 RT kernel was updated to receive various security bugfixes. The following security bugs were fixed: CVE-2022-48911: kabi: add nfqueuegetrefs for kabi compliance. bsc1229633. CVE-2022-48923: btrfs: prevent copying too big compressed lzo segment bsc1229662...

RHSA-2016:1631 Red Hat Security Advisory: realtime-kernel security and bug fix update

Bulletin has no description...

SUSE SLES15 Security Update : kernel (SUSE-SU-2021:0427-1)

The SUSE Linux Enterprise 15 SP2 realtime kernel was updated to receive various security and bugfixes. The following security bugs were fixed : CVE-2021-3347: A use-after-free was discovered in the PI futexes during fault handling, allowing local users to execute code in the kernel bnc1181349...

SUSE SLES15 Security Update : kernel (SUSE-SU-2020:2631-1)

The SUSE Linux Enterprise 15 SP1 realtime kernel was updated to receive various security and bugfixes. The following security bugs were fixed : CVE-2020-14314: Fixed a potential negative array index in dosplit bsc1173798. CVE-2020-14356: Fixed a NULL pointer dereference in cgroupv2 subsystem whic...

SUSE-SU-2020:3512-1 Security update for the Linux Kernel

The SUSE Linux Enterprise 12 SP5 realtime kernel was updated to receive various security and bugfixes. The following security bugs were fixed: - CVE-2020-25705: A flaw in the way reply ICMP packets are limited in was found that allowed to quickly scan open UDP ports. This flaw allowed an off-path...

RHEL 6 : kernel-rt (RHSA-2020:3810)

The remote Redhat Enterprise Linux 6 host has packages installed that are affected by a vulnerability as referenced in the RHSA-2020:3810 advisory. The kernel-rt packages provide the Real Time Linux Kernel, which enables fine-tuning for systems with extremely high determinism requirements. Securi...

Important: Red Hat Security Advisory: kernel-rt security and bug fix update

An update for kernel-rt is now available for Red Hat Enterprise MRG 2. 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 t...