EUVD-2026-66463

In the Linux kernel, the following vulnerability has been resolved: s390/vfioccw: Selectively expand iomutex The iomutex was defined to serialize the ioregions, but then has also sort of been associated with the I/O themselves because of the close relationship they share. With the handful of race...

Astra Linux – Vulnerability found in Linux 5.15, Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: ntbnetdev: Use devkfreeskbany in interrupt context. TX/RX callback handlers ntbnetdevtxhandler, ntbnetdevrxhandler can be called in interrupt context via the DMA framework after the respective DMA operations are completed...

Astra Linux – Vulnerability in Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: ptdma: In ptcoreexecutecmd, it is necessary to use a spinlock. The interrupt handler ptcoreirqhandler of the ptdma driver can be called from the interrupt context. The code flow within this function may lead to ptcoreexecutecmd,...

Astra Linux – Vulnerability found in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerabilities have been resolved: scsi: qla2xxx: Fix scheduling while atomic The driver makes a call to the midlayer function fcremoteportdelete, which can put the thread to sleep. The thread that originates the call is in interrupt context. The combination of...

UBUNTU-CVE-2026-74468

In the Linux kernel, the following vulnerability has been resolved: gpio: pch: use rawspinlockt for the register lock pchirqtype is registered as the irqchip .irqsettype callback and takes chip-spinlock with spinlockirqsave. This callback is reached from setupirq - irqsettrigger - chip-irqsettype...

UBUNTU-CVE-2026-72424

In the Linux kernel, the following vulnerability has been resolved: rtc: msc313: fix NULL deref in shared IRQ handler at probe msc313rtcprobe calls devmrequestirq with IRQFSHARED and &pdev-dev as the cookie, but platformsetdrvdata is only called later after the clock setup. With a shared IRQ line...

EUVD-2026-59373

In the Linux kernel, the following vulnerability has been resolved: dmaengine: dma-axi-dmac: use DMA pool to manange DMA descriptor For architectures like Microblaze or arm64 where this IP is used, DMADIRECTREMAP is set which means that dmaalloccoherent might remap and hence vmalloc some memory...

CVE-2026-72424

CVE-2026-72424 concerns the Linux kernel RTC MSC313 driver. The vulnerability arises when msc313_rtc_probe() calls devm_request_irq() with IRQF_SHARED and the cookie set to &pdev->dev, while platform_set_drvdata() runs later after clock setup. Under a shared IRQ line, another device can fire t...

CVE-2026-72424 rtc: msc313: fix NULL deref in shared IRQ handler at probe

In the Linux kernel, the following vulnerability has been resolved: rtc: msc313: fix NULL deref in shared IRQ handler at probe msc313rtcprobe calls devmrequestirq with IRQFSHARED and &pdev-dev as the cookie, but platformsetdrvdata is only called later after the clock setup. With a shared IRQ line...

PT-2026-72612

In the Linux kernel, the following vulnerability has been resolved: rtc: msc313: fix NULL deref in shared IRQ handler at probe msc313 rtc probe calls devm request irq with IRQF SHARED and &pdev-dev as the cookie, but platform set drvdata is only called later after the clock setup. With a shared I...

CVE-2026-64430

In the Linux kernel, the following vulnerability has been resolved: NTB: epf: Avoid calling pciirqvector from hardirq context ntbepfvecisr calls pciirqvector in hardirq context to derive the vector number. pciirqvector calls msigetvirq that takes a mutex and can therefore trigger "scheduling whil...

PT-2026-64651

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description An issue exists where the ntb epf vec isr function calls pci irq vector within a hardirq context to determine the vector number. Because pci irq vector subsequently calls msi get virq,...

Linux Distros Unpatched Vulnerability : CVE-2026-63955

"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: mm/vmalloc: do not trigger BUG on BH disabled context getvmareanode currently triggers a BU...

CVE-2026-64177

In the Linux kernel, the following vulnerability has been resolved: phonet/pep: disable BH around forwarded skreceiveskb The networking receive path is usually run from softirq context, but protocols that take the socket lock may have packets stored in the backlog and processed later from process...

CVE-2026-64177 phonet/pep: disable BH around forwarded sk_receive_skb()

In the Linux kernel, the following vulnerability has been resolved: phonet/pep: disable BH around forwarded skreceiveskb The networking receive path is usually run from softirq context, but protocols that take the socket lock may have packets stored in the backlog and processed later from process...

CVE-2026-63955

In the Linux kernel, the following vulnerability has been resolved: mm/vmalloc: do not trigger BUG on BH disabled context getvmareanode currently triggers a BUG if ininterrupt returns true. However, ininterrupt also reports true when BH are disabled. The bridge code can call...

CVE-2026-63955 mm/vmalloc: do not trigger BUG() on BH disabled context

In the Linux kernel, the following vulnerability has been resolved: mm/vmalloc: do not trigger BUG on BH disabled context getvmareanode currently triggers a BUG if ininterrupt returns true. However, ininterrupt also reports true when BH are disabled. The bridge code can call...

CVE-2026-63955

The CVE-2026-63955 entry concerns a Linux kernel issue in mm/vmalloc where __get_vm_area_node() would trigger BUG_ON(in_interrupt()) even when BH were disabled. The call path through __vlan_add()/br_fdb_add_local() and rhashtable_lookup_insert_fast() could reach kvmalloc/vmalloc, leading to a BUG...

CVE-2026-63955 mm/vmalloc: do not trigger BUG() on BH disabled context

In the Linux kernel, the following vulnerability has been resolved: mm/vmalloc: do not trigger BUG on BH disabled context getvmareanode currently triggers a BUG if ininterrupt returns true. However, ininterrupt also reports true when BH are disabled. The bridge code can call...

PT-2026-61272

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description A flaw exists in the mm/vmalloc component where the get vm area node function incorrectly triggers a BUG a kernel panic when bottom halves BH are disabled. This occurs because the in...