Important: kernel-rt security, bug fix, and enhancement update

The kernel-rt packages provide the Real Time Linux Kernel, which enables fine-tuning for systems with extremely high determinism requirements. Security Fixes: kernel: RDMA/mana: Remove user triggerable WARNON in manaibcreateqprss CVE-2026-46117 kernel: Bluetooth: l2cap: Add missing chan lock in...

RHEL 8 : kernel (RHSA-2026:42552)

The remote Redhat Enterprise Linux 8 host has packages installed that are affected by multiple vulnerabilities as referenced in the RHSA-2026:42552 advisory. The kernel packages contain the Linux kernel, the core of any Linux operating system. Security Fixes: kernel: RDMA/mana: Remove user...

AlmaLinux 8 : kernel-rt (ALSA-2026:42550)

The remote AlmaLinux 8 host has packages installed that are affected by multiple vulnerabilities as referenced in the ALSA-2026:42550 advisory. kernel: RDMA/mana: Remove user triggerable WARNON in manaibcreateqprss CVE-2026-46117 kernel: Bluetooth: l2cap: Add missing chan lock in...

Important: kernel security, bug fix, and enhancement update

The kernel packages contain the Linux kernel, the core of any Linux operating system. Security Fixes: kernel: RDMA/mana: Remove user triggerable WARNON in manaibcreateqprss CVE-2026-46117 kernel: Bluetooth: l2cap: Add missing chan lock in l2capecredreconfrsp CVE-2026-53071 Bug Fixes and...

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...

CVE-2026-53326

The CVE-2026-53326 entry concerns the Linux kernel debugobjects subsystem. Affected scenario is booting a debug PREEMPT_RT kernel on ARM64 where interrupts can occur before the scheduler is fully enabled, causing a hardirq context to attempt pool filling. This can lead to a deadlock when the inte...

SUSE-SU-2026:2238-1 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-2023-20585: x86/CPU: Fix FPDSS on Zen1 bsc1243603. - CVE-2025-54518: x86/CPU/AMD: Prevent improper isolation of shared resources in Zen2's op cache bsc1264013. -...

Astra Linux – Vulnerability found in Linux 5.10, Linux 6.1, Linux, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: BPF, sockmap: Prevent lock inversion deadlock in mapdeleteelem operation. The syzkaller started using corpuses where a BPF tracing program deletes elements from a sockmap/sockhash map. Since BPF tracing programs can be invoked fr...

Linux Distros Unpatched Vulnerability : CVE-2026-43311

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - soc/tegra: pmc: Fix unsafe generichandleirq call Currently, when resuming from system suspend on Tegra platforms, the following warning is observed: WARNING: CP...

Important: kernel6.12

Issue Overview: In the Linux kernel, the following vulnerability has been resolved: md: suspend array while updating raiddisks via sysfs CVE-2025-71225 In the Linux kernel, the following vulnerability has been resolved: btrfs: fix reservation leak in some error paths when inserting inline extent...

CVE-2026-23168

In the Linux kernel, the following vulnerability has been resolved: flexproportions: make fpropnewperiod hardirq safe Bernd has reported a lockdep splat from flexible proportions code that is essentially complaining about the following race: runtimersoftirq - we are in softirq context calltimerfn...

CVE-2026-23168

In the Linux kernel, the following vulnerability has been resolved: flexproportions: make fpropnewperiod hardirq safe Bernd has reported a lockdep splat from flexible proportions code that is essentially complaining about the following race: runtimersoftirq - we are in softirq context calltimerfn...

UBUNTU-CVE-2026-23168

In the Linux kernel, the following vulnerability has been resolved: flexproportions: make fpropnewperiod hardirq safe Bernd has reported a lockdep splat from flexible proportions code that is essentially complaining about the following race: runtimersoftirq - we are in softirq context calltimerfn...

CVE-2026-23168

In the Linux kernel, the following vulnerability has been resolved: flexproportions: make fpropnewperiod hardirq safe Bernd has reported a lockdep splat from flexible proportions code that is essentially complaining about the following race: runtimersoftirq - we are in softirq context calltimerfn...

CVE-2026-23168

CVE-2026-23168 affects the Linux kernel (example: kernel6.12 lineage and Oracle/Amazon Linux advisories) where a race in the flexible proportions code (fprop_new_period) can cause a sequence counter write under softirq/hardirq interaction, potentially enabling a deadlock in certain writeout paths...

CVE-2026-23168 flex_proportions: make fprop_new_period() hardirq safe

In the Linux kernel, the following vulnerability has been resolved: flexproportions: make fpropnewperiod hardirq safe Bernd has reported a lockdep splat from flexible proportions code that is essentially complaining about the following race: runtimersoftirq - we are in softirq context calltimerfn...

CVE-2026-23168

In the Linux kernel, the following vulnerability has been resolved: flexproportions: make fpropnewperiod hardirq safe Bernd has reported a lockdep splat from flexible proportions code that is essentially complaining about the following race: runtimersoftirq - we are in softirq context calltimerfn...

EUVD-2026-5870

In the Linux kernel, the following vulnerability has been resolved: flexproportions: make fpropnewperiod hardirq safe Bernd has reported a lockdep splat from flexible proportions code that is essentially complaining about the following race: runtimersoftirq - we are in softirq context calltimerfn...

CVE-2026-23168 flex_proportions: make fprop_new_period() hardirq safe

In the Linux kernel, the following vulnerability has been resolved: flexproportions: make fpropnewperiod hardirq safe Bernd has reported a lockdep splat from flexible proportions code that is essentially complaining about the following race: runtimersoftirq - we are in softirq context calltimerfn...

Siemens SIMATIC Devices Improper Locking (CVE-2024-35895)

"In the Linux kernel, the following vulnerability has been resolved: bpf, sockmap: Prevent lock inversion deadlock in map delete elem syzkaller started using corpuses where a BPF tracing program deletes elements from a sockmap/sockhash map. Because BPF tracing programs can be invoked from any...