EUVD-2022-54729

In the Linux kernel, the following vulnerability has been resolved: wl1251: dynamically allocate memory used for DMA With introduction of vmap'ed stacks, stack parameters can no longer be used for DMA and now leads to kernel panic. It happens at several places for the wl1251 e.g. when accessed...

EUVD-2022-54777

In the Linux kernel, the following vulnerability has been resolved: dpaa2-eth: retrieve the virtual address before dmaunmap The TSO header was DMA unmapped before the virtual address was retrieved and then used to free the buffer. This meant that we were actually removing the DMA map and then...

EUVD-2023-60001

In the Linux kernel, the following vulnerability has been resolved: net/sched: fqpie: avoid stalls in fqpietimer When setting a high number of flows limit being 65536, fqpietimer is currently using too much time as syzbot reported. Add logic to yield the cpu every 2048 flows less than 150 usec on...

DEBIAN-CVE-2022-50576

In the Linux kernel, the following vulnerability has been resolved: serial: pch: Fix PCI device refcount leak in pchrequestdma As comment of pcigetslot says, it returns a pcidevice with its refcount increased. The caller must decrement the reference count by calling pcidevput. Since 'dmadev' is...

CVE-2022-50576

In the Linux kernel, the following vulnerability has been resolved: serial: pch: Fix PCI device refcount leak in pchrequestdma As comment of pcigetslot says, it returns a pcidevice with its refcount increased. The caller must decrement the reference count by calling pcidevput. Since 'dmadev' is...

UBUNTU-CVE-2022-50576

In the Linux kernel, the following vulnerability has been resolved: serial: pch: Fix PCI device refcount leak in pchrequestdma As comment of pcigetslot says, it returns a pcidevice with its refcount increased. The caller must decrement the reference count by calling pcidevput. Since 'dmadev' is...

CVE-2022-50576 serial: pch: Fix PCI device refcount leak in pch_request_dma()

In the Linux kernel, the following vulnerability has been resolved: serial: pch: Fix PCI device refcount leak in pchrequestdma As comment of pcigetslot says, it returns a pcidevice with its refcount increased. The caller must decrement the reference count by calling pcidevput. Since 'dmadev' is...

USN-7834-1: Linux kernel (Azure) vulnerabilities

Oleksii Oleksenko, Cedric Fournet, Jana Hofmann, Boris Köpf, Stavros Volos, and Flavien Solt discovered that some AMD processors may allow an attacker to infer data from previous stores, potentially resulting in the leakage of privileged information. A local attacker could possibly use this to...

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 unconditionally disabling sdma ecc irq during a hang cycle, which could lead to null pointer dereferencing...

EUVD-2022-54707

In the Linux kernel, the following vulnerability has been resolved: mmc: jz4740: Apply DMA engine limits to maximum segment size Do what is done in other DMA-enabled MMC host drivers cf. host/mmci.c and limit the maximum segment size based on the DMA engine's capabilities. This is needed to avoid...

Unity Linux 20.1070e Security Update: kernel (UTSA-2025-987563)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2025-987563 advisory. In the Linux kernel, the following vulnerability has been resolved: drm/amd/amdgpu/amdgpucs: fix refcount leak of a dmafence obj This issue takes place in an error...

Unity Linux 20.1070e Security Update: kernel (UTSA-2025-987511)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2025-987511 advisory. In the Linux kernel, the following vulnerability has been resolved: misc: fastrpc: avoid double fput on failed usercopy If the copy back to userland fails for the...

Unity Linux 20.1070e Security Update: kernel (UTSA-2025-987579)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2025-987579 advisory. In the Linux kernel, the following vulnerability has been resolved: ata: satadwc460ex: Fix crash due to OOB write the driver uses libata's tag values from in various...

Unity Linux 20.1070e Security Update: kernel (UTSA-2025-987510)

"The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2025-987510 advisory. In the Linux kernel, the following vulnerability has been resolved: dmaengine: zynqmpdma: In struct zynqmpdmachan fix descsize data type In...

Unity Linux 20.1060e / 20.1070e Security Update: kernel (UTSA-2025-987717)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2025-987717 advisory. In the Linux kernel, the following vulnerability has been resolved: RDMA/core: Fix ib block iterator counter overflow When registering a new DMA MR after selecting t...

SUSE-SU-2025:03628-1 Security update for the Linux Kernel

The SUSE Linux Enterprise 15 SP4 kernel was updated to receive various security bugfixes. The following security bugs were fixed: - CVE-2022-49138: Bluetooth: hcievent: Fix checking conn for leconncompleteevt bsc1238160. - CVE-2022-49980: USB: gadget: fix use-after-free read in usbudcuevent...

SUSE-SU-2025:03615-1 Security update for the Linux Kernel

The SUSE Linux Enterprise 15 SP5 kernel was updated to receive various security bugfixes. The following security bugs were fixed: - CVE-2022-49138: Bluetooth: hcievent: Fix checking conn for leconncompleteevt bsc1238160. - CVE-2022-50233: Bluetooth: eir: Fix using strlen with hdev-devname,shortna...

Security update for the Linux Kernel

The SUSE Linux Enterprise 15 SP6 Confidential Computing kernel was updated to receive various security bugfixes. The following security bugs were fixed: CVE-2025-39782: jbd2: prevent softlockup in jbd2logdocheckpoint bsc1249526. CVE-2025-39773: net: bridge: fix soft lockup in...

kernel: drm/gem: Acquire references on GEM handles for framebuffers

In the Linux kernel, the following vulnerability has been resolved: drm/gem: Acquire references on GEM handles for framebuffers A GEM handle can be released while the GEM buffer object is attached to a DRM framebuffer. This leads to the release of the dma-buf backing the buffer object, if any. 1...

EUVD-2022-55105

In the Linux kernel, the following vulnerability has been resolved: Drivers: hv: vmbus: Fix initialization of device object in vmbusdeviceregister Initialize the device's dmamask,parms pointers and the device's dmamask value before invoking deviceregister. Address the following trace with 5.17-rc...