Astra Linux – Vulnerability in Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: s390/idle: Marking archcpuidle as having no instructions. The linux-next commit “cpuidle: tracing: Warning about !rcuiswatching” adds a new warning that affects the archcpuidle function on the s390 architecture. WARNING: For CPU:...

SUSE-SU-2026:22043-1 Security update for the Linux Kernel

The SUSE Linux Enterprise 16.0 kernel was updated to fix various security issues The following security issues were fixed: - CVE-2023-20585: iommu/amd: Use maximum Event log buffer size when SNP is enabled on Family 0x19 bsc1243603. - CVE-2026-3150: bcache: fix cacheddev.sbbio use-after-free and...

Linux Distros Unpatched Vulnerability : CVE-2023-54211

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - tracing: Fix warning in tracebufferedeventdisable Warning happened in tracebufferedeventdisable at WARNONONCE!tracebufferedeventref Call Trace: ? warn+0xa5/0x1b...

EUVD-2023-60137

In the Linux kernel, the following vulnerability has been resolved: s390/idle: mark archcpuidle noinstr linux-next commit "cpuidle: tracing: Warn about !rcuiswatching" adds a new warning which hits on s390's archcpuidle function: RCU not on for: archcpuidle+0x0/0x28 WARNING: CPU: 2 PID: 0 at...

DEBIAN-CVE-2023-53859

In the Linux kernel, the following vulnerability has been resolved: s390/idle: mark archcpuidle noinstr linux-next commit "cpuidle: tracing: Warn about !rcuiswatching" adds a new warning which hits on s390's archcpuidle function: RCU not on for: archcpuidle+0x0/0x28 WARNING: CPU: 2 PID: 0 at...

UBUNTU-CVE-2023-53859

In the Linux kernel, the following vulnerability has been resolved: s390/idle: mark archcpuidle noinstr linux-next commit "cpuidle: tracing: Warn about !rcuiswatching" adds a new warning which hits on s390's archcpuidle function: RCU not on for: archcpuidle+0x0/0x28 WARNING: CPU: 2 PID: 0 at...

CVE-2023-53859 s390/idle: mark arch_cpu_idle() noinstr

In the Linux kernel, the following vulnerability has been resolved: s390/idle: mark archcpuidle noinstr linux-next commit "cpuidle: tracing: Warn about !rcuiswatching" adds a new warning which hits on s390's archcpuidle function: RCU not on for: archcpuidle+0x0/0x28 WARNING: CPU: 2 PID: 0 at...

CVE-2023-53859 s390/idle: mark arch_cpu_idle() noinstr

In the Linux kernel, the following vulnerability has been resolved: s390/idle: mark archcpuidle noinstr linux-next commit "cpuidle: tracing: Warn about !rcuiswatching" adds a new warning which hits on s390's archcpuidle function: RCU not on for: archcpuidle+0x0/0x28 WARNING: CPU: 2 PID: 0 at...

CVE-2023-53859

CVE-2023-53859 is a Linux kernel issue affecting the s390 idle path where arch_cpu_idle() was not marked noinstr, triggering an RCU-related warning during idle tracing. The affected sequence shows a warning: “RCU not on for: arch_cpu_idle+0x0/0x28” in arch_ftrace_ops_list_func, leading to a trace...

Linux Distros Unpatched Vulnerability : CVE-2023-53859

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - s390/idle: mark archcpuidle noinstr linux-next commit cpuidle: tracing: Warn about !rcuiswatching adds a new warning which hits on s390's archcpuidle function:...

SUSE-SU-2025:4057-1 Security update for the Linux Kernel

The SUSE Linux Enterprise 15 SP7 kernel was updated to fix various security issues The following security issues were fixed: - CVE-2025-38008: mm/pagealloc: fix race condition in unaccepted memory handling bsc1244939. - CVE-2025-38539: trace/fgraph: Fix the warning caused by missing unregister...

PT-2025-49750

Name of the Vulnerable Software and Affected Versions Linux kernel versions prior to 6.2.0-rc6-next-20230202 4 Description The Linux kernel contains an issue where the arch cpu idle function was not properly marked as 'noinstr', leading to a warning during tracing operations on the s390...