CVE-2026-74749 rseq: Prevent hard lockup on granted time slice extension

In the Linux kernel, the following vulnerability has been resolved: rseq: Prevent hard lockup on granted time slice extension exittousermodeloop invokes rseqgranttimesliceextension with interrupts enabled. If the extension is granted it invokes hrtimerrearmdeferredtif to ensure that a pending...

Unity Linux 20.1050a Security Update: kernel (UTSA-2026-098984)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-098984 advisory. In the Linux kernel, the following vulnerability has been resolved: iommu/amd: move waitonsem out of spinlock With iommu.strict=1, the existing completion wait path...

Unity Linux 20.1050a Security Update: kernel (UTSA-2026-098808)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-098808 advisory. In the Linux kernel, the following vulnerability has been resolved: net: ethernet: cortina: Use TOE/TSO on all TCP It is desireable to push the hardware accelerator ...

Unity Linux 20.1050a Security Update: kernel (UTSA-2026-098967)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-098967 advisory. In the Linux kernel, the following vulnerability has been resolved: ipv6: Fix soft lockups in fib6selectpath under high next hop churn Soft lockups have been observe...

Unity Linux 20.1050a Security Update: kernel (UTSA-2026-098759)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-098759 advisory. In the Linux kernel, the following vulnerability has been resolved: KVM: x86: Fix VM hard lockup after prolonged inactivity with periodic HV timer When advancing the...

Linux Distros Unpatched Vulnerability : CVE-2026-74749

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - In the Linux kernel, the following vulnerability has been resolved: rseq: Prevent hard lockup on granted time slice extension exittousermodeloop invokes...

PT-2026-82129

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description A hard lockup can occur during a granted time slice extension. The function exit to user mode loop calls rseq grant timeslice extension while interrupts are enabled. If the extension is...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: LoongArch: The ioaw hook was defined as mmiowb. The commit fb24ea52f78e0d595852e states that “drivers: Explicit invocations of mmiowb were removed.” All occurrences of mmiowb in drivers were removed. However, it is noted that:...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: iouring: add a schedule point in ioaddbuffers Looping 65535 times doing kmalloc calls can trigger soft lockups, especially with DEBUG features like KASAN. 253.536212 watchdog: BUG: soft lockup - CPU64 stuck for 26s!...

Astra Linux – Vulnerability in Linux, Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: powerpc/mm: Fix lockup on kernel exec fault The powerpc kernel is not prepared to handle exec faults from the kernel. In particular, the function isexecfault will return ‘false’ when an exec fault is encountered by the kernel,...

Astra Linux – Vulnerability in Linux

A vulnerability was discovered in the Linux kernel before version 5.9. Arch/x86/kvm/svm/sev.c allows attackers to cause a denial of service soft lockup by triggering the destruction of a large SEV VM, which requires unregistering many encrypted regions. This vulnerability is also known as...

Astra Linux – Vulnerabilities in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: drm/radeon: A forced lockup of the work queue has been added to delay processing when using radeon. Although the radeon card performs fence operations and waits for the GPU to complete processing the current batch of rings, there...

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

In the Linux kernel, the following vulnerability has been resolved: fs/proc: dotaskstat: The sig-statslock lock is used to gather statistics about threads/children. The locktasksighand function can cause a hard lockup. If NRCPUS threads call dotaskstat at the same time, and the process has...

Astra Linux – Vulnerability in Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: scsi: lpfc: Fixed a hard lockup issue when reading the rxmonitor from debugfs. During I/O operations and simultaneous reads of /sys/kernel/debug/lpfc/fnX/rxmonitor, a hard lockup similar to the call trace below may occur. The...

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

In the Linux kernel, the following vulnerabilities have been resolved: RDMA/hns: Fixed a soft lockup that occurred during the loop that allocates BT pages. The driver executes a for-loop when allocating BT pages and mapping them with buffer pages. When allocating a large buffer e.g., an MR of ove...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerabilities have been resolved: media: rkisp1: Fixed the race condition related to interrupt disable. In rkisp1ispstop and rkisp1csidisable, the driver masks the interrupts and then assumes that the interrupt handler will not be running. However, this is not...

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

In the Linux kernel, the following vulnerability has been resolved: iio: imu: stlsm6dsx: fixed a possible lock-up in stlsm6dsxreadtaggedfifo This issue was addressed by preventing stlsm6dsxreadtaggedfifo from falling into an infinite loop when case patternlen is equal to zero and the device’s FIF...

Astra Linux – Vulnerability in Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: xfrm: Reinject transport-mode packets through workqueue The following warning is displayed when the tcp6-multi-diffip11 stress test case of the LTP test suite is tested: watchdog: BUG: soft lockup - CPU0 stuck for 22s!...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: powerpc/32: Fixed the hard lockup that occurred due to vmap stack overflow. Since the commit c118c7303ad5 “powerpc/32: Fixed vmap stack – Do not activate the MMU before reading the task struct”, a vmap stack overflow would result...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerabilities have been resolved: iommu/arm-smmu-v3: Fixed the soft lockup triggered by armsmmumminvalidaterange. When running an SVA case, the following soft lockup is triggered: -------------------------------------------------------------------- watchdog:...