CVE-2023-54246

In the Linux kernel, the following vulnerability has been resolved: rcuscale: Move rcuscalewriter scheduletimeoutuninterruptible to idle The rcuscale.holdoff module parameter can be used to delay the start of rcuscalewriter kthread. However, the hung-task timeout will trigger when the timeout...

PT-2025-54075

Name of the Vulnerable Software and Affected Versions Linux kernel versions prior to 6.4.0-rc1-00134-gb9ed6de8d4ff 7 Description The Linux kernel contains a flaw within the rcuscale functionality. Specifically, the rcuscale.holdoff module parameter can be manipulated to delay the start of the rcu...

SUSE SLES15: cluster-md-kmp-default / dlm-kmp-default / gfs2-kmp-default / etc (SUSE-SU-2025:4320-1)

The remote SUSE Linux SLES15 / SLESSAP15 host has packages installed that are affected by multiple vulnerabilities as referenced in the SUSE-SU-2025:4320-1 advisory. The SUSE Linux Enterprise 15 SP5 kernel was updated to fix various security issues The following security issues were fixed: -...

A Statistical Side-Channel Risk Model for Timing Variability in Lattice-Based Post-Quantum Cryptography

Timing side-channels are an important threat to cryptography that still needs to be addressed in implementations, and the advent of post-quantum cryptography raises this issue because the lattice-based schemes may produce secret-dependent timing variability with the help of complex arithmetic and...

Linux kernel 安全漏洞

Linux kernel is the kernel used by Linux, the open source operating system of the Linux Foundation in the United States. A security vulnerability exists in Linux kernel that stems from insufficient detection of idle node lists, which could lead to data corruption...

SUSE 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...

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...

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...

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...

Linux kernel 安全漏洞

Linux kernel is the kernel used by Linux, the open source operating system of the Linux Foundation in the United States. A security vulnerability exists in the Linux kernel that stems from the s390 idle not marking archcpuidle as noinstr, which could result in an RCU warning...

PT-2025-49750

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

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:...

Security update for the Linux Kernel

The SUSE Linux Enterprise 15 SP5 kernel was updated to fix various security issues The following security issues were fixed: CVE-2022-50327: ACPI: processor: idle: Check acpifetchacpidev return value bsc1249859. CVE-2022-50334: hugetlbfs: fix null-ptr-deref in hugetlbfsparseparam bsc1249857...

SUSE SLES12: cluster-md-kmp-default / dlm-kmp-default / gfs2-kmp-default / etc (SUSE-SU-2025:4189-1)

The remote SUSE Linux SLES12 host has packages installed that are affected by multiple vulnerabilities as referenced in the SUSE-SU-2025:4189-1 advisory. The SUSE Linux Enterprise 12 SP5 kernel was updated to fix various security issues The following security issues were fixed: - CVE-2021-4460:...

Security update for the Linux Kernel

The SUSE Linux Enterprise 12 SP5 kernel was updated to fix various security issues The following security issues were fixed: CVE-2021-4460: drm/amdkfd: Fix UBSAN shift-out-of-bounds warning bsc1250764. CVE-2022-48631: ext4: fix bug in extents parsing when ehentries == 0 and ehdepth 0 bsc1223475...