CVE-2026-46063 x86/shstk: Prevent deadlock during shstk sigreturn

In the Linux kernel, the following vulnerability has been resolved: x86/shstk: Prevent deadlock during shstk sigreturn During sigreturn the shadow stack signal frame is popped. The kernel does this by reading the shadow stack using normal read accesses. When it can't assume the memory is shadow...

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: soc: fsl: qbman: Use raw spinlock for cgrlock The smpcallfunction always runs its callback in a hard IRQ context, even when running under PREEMPTRT, where spinlocks may be in a sleeping state. Therefore, we need to use a raw...

Astra Linux – Vulnerability in Linux 5.10, Linux

In the Linux kernel, the following vulnerability has been resolved: scsi: libsas: Fixed a use-after-free bug in smpexecutetasksg When executing an SMP task fails, the smpexecutetasksg function calls deltimer to delete the “slowtask-timer” timer. However, if the timer handler sastaskinternaltimedo...

Astra Linux – Vulnerabilities in Linux, Linux-5.10, Linux-5.15, Linux-6.1

In the Linux kernel, the following vulnerability has been resolved: Net: Bridge – Use DEVSTATSINC The syzbot/KCSAN reported a data race in the brhandleframefinish function 1. This function can be executed on multiple CPUs without mutual exclusion. It is recommended to use the SMP-safe DEVSTATSINC...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerabilities have been resolved: scsi: lpfc: Fixed the call trace observed during I/O with CMF enabled. The following issue was observed with CMF enabled: BUG: Using smpprocessorid in a preemptible context. Code: systemd-udevd/31711 Kernel: Caller is...

Astra Linux – Vulnerability in Linux 5.10, Linux

In the Linux kernel, the following vulnerabilities have been resolved: MIPS: smp: fill in sibling and core maps earlier After enabling CONFIGSCHEDCORE landed during 5.14 cycle, 2-core 2-thread-per-core interAptiv CPS-driven started emitting the following messages: 0.025698 CPU1 revision is:...

Astra Linux - уязвимость в linux-5.10, linux-6.1, linux-5.15

In the Linux kernel, the following vulnerabilities have been resolved: ARM: rockchip: fixed a kernel hang during SMP initialization To enable the secondary CPUs’ main CPU write trampoline code to SRAM, the trampoline code is written while the secondary CPUs are powered on at least this is true fo...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerabilities have been resolved: i40e: Fixed a preempt count leak in the napi poll tracepoint. Using getcpu in the tracepoint assignment causes an obvious preempt count leak, because nothing invokes putcpu to undo it. softirq: Huh, entered softirq 3 for NETRX...

Unity Linux 20.1050e Security Update: kernel (UTSA-2026-021563)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-021563 advisory. In the Linux kernel, the following vulnerability has been resolved: scsi: libsas: Fix use-after-free bug in smpexecutetasksg When executing SMP task failed, the...

CVE-2026-32848 NetBSD cryptodev Race Condition Double-Free via cryptodev_op()

NetBSD prior to commit ec8451e contains a race condition vulnerability in cryptodevop within the opencrypto subsystem that allows local attackers to trigger a double-free condition by concurrently issuing CIOCCRYPT operations on the same session identifier on SMP systems. Attackers can exploit...

CVE-2026-32848 NetBSD cryptodev Race Condition Double-Free via cryptodev_op()

NetBSD prior to commit ec8451e contains a race condition vulnerability in cryptodevop within the opencrypto subsystem that allows local attackers to trigger a double-free condition by concurrently issuing CIOCCRYPT operations on the same session identifier on SMP systems. Attackers can exploit...

CVE-2026-32848

NetBSD prior to commit ec8451e contains a race condition vulnerability in cryptodevop within the opencrypto subsystem that allows local attackers to trigger a double-free condition by concurrently issuing CIOCCRYPT operations on the same session identifier on SMP systems. Attackers can exploit...

SUSE CVE-2026-43148

In the Linux kernel, the following vulnerability has been resolved: powerpc/smp: Add check for kcalloc failure in parsethreadgroups As kcalloc may fail, check its return value to avoid a NULL pointer dereference when passing it to ofpropertyreadu32array...

PT-2026-38977

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description A deadlock occurs in the sched ext component due to the SCX KICK WAIT mechanism. The kick cpus irq workfn function performs a busy-wait using smp cond load acquire until the target CPU's...

CVE-2026-43148

A flaw was found in the Linux kernel. This vulnerability occurs in the powerpc/smp component due to a missing check for memory allocation failure. Specifically, if the kcalloc function fails to allocate memory within parsethreadgroups, a subsequent operation can attempt to use a NULL pointer. Thi...

EUVD-2026-27711

In the Linux kernel, the following vulnerability has been resolved: powerpc/smp: Add check for kcalloc failure in parsethreadgroups As kcalloc may fail, check its return value to avoid a NULL pointer dereference when passing it to ofpropertyreadu32array...

CVE-2026-43148

In the Linux kernel, the following vulnerability has been resolved: powerpc/smp: Add check for kcalloc failure in parsethreadgroups As kcalloc may fail, check its return value to avoid a NULL pointer dereference when passing it to ofpropertyreadu32array...

CVE-2026-43148

In the Linux kernel, the following vulnerability has been resolved: powerpc/smp: Add check for kcalloc failure in parsethreadgroups As kcalloc may fail, check its return value to avoid a NULL pointer dereference when passing it to ofpropertyreadu32array...

CVE-2026-43148

The CVE-2026-43148 issue concerns the Linux kernel, specifically the powerpc/smp code path for parse_thread_groups(). A missing check for the return value of kcalloc() could allow a NULL pointer dereference when the allocation result is later used by of_property_read_u32_array(). The vulnerabilit...

CVE-2026-43148

In the Linux kernel, the following vulnerability has been resolved: powerpc/smp: Add check for kcalloc failure in parsethreadgroups As kcalloc may fail, check its return value to avoid a NULL pointer dereference when passing it to ofpropertyreadu32array...