AZL-70208 CVE-2022-49935 affecting package kernel 5.15.200.1-1

In the Linux kernel, the following vulnerability has been resolved: dma-buf/dma-resv: check if the new fence is really later Previously when we added a fence to a dmaresv object we always assumed the the newer than all the existing fences. With Jason's work to add an UAPI to explicit export/impor...

DEBIAN-CVE-2022-49935

In the Linux kernel, the following vulnerability has been resolved: dma-buf/dma-resv: check if the new fence is really later Previously when we added a fence to a dmaresv object we always assumed the the newer than all the existing fences. With Jason's work to add an UAPI to explicit export/impor...

CVE-2022-49935

In the Linux kernel, the following vulnerability has been resolved: dma-buf/dma-resv: check if the new fence is really later Previously when we added a fence to a dmaresv object we always assumed the the newer than all the existing fences. With Jason's work to add an UAPI to explicit export/impor...

UBUNTU-CVE-2022-50055

In the Linux kernel, the following vulnerability has been resolved: iavf: Fix adminq error handling iavfallocasqbufs/iavfallocarqbufs allocates with dmaalloccoherent memory for VF mailbox. Free DMA regions for both ASQ and ARQ in case error happens during configuration of ASQ/ARQ registers. Witho...

UBUNTU-CVE-2022-49972

In the Linux kernel, the following vulnerability has been resolved: xsk: Fix corrupted packets for XDPSHAREDUMEM Fix an issue in XDPSHAREDUMEM mode together with aligned mode where packets are corrupted for the second and any further sockets bound to the same umem. In other words, this does not...

UBUNTU-CVE-2022-49935

In the Linux kernel, the following vulnerability has been resolved: dma-buf/dma-resv: check if the new fence is really later Previously when we added a fence to a dmaresv object we always assumed the the newer than all the existing fences. With Jason's work to add an UAPI to explicit export/impor...

UBUNTU-CVE-2022-49983

In the Linux kernel, the following vulnerability has been resolved: udmabuf: Set the DMA mask for the udmabuf device v2 If the DMA mask is not set explicitly, the following warning occurs when the userspace tries to access the dma-buf via the CPU as reported by syzbot here: WARNING: CPU: 1 PID:...

UBUNTU-CVE-2022-50142

In the Linux kernel, the following vulnerability has been resolved: intelth: msu: Fix vmalloced buffers After commit f5ff79fddf0e "dma-mapping: remove CONFIGDMAREMAP" there's a chance of DMA buffer getting allocated via vmalloc, which messes up the mmapping code: RIP: mscmmapfault intelthmsu Call...

UBUNTU-CVE-2022-50145

In the Linux kernel, the following vulnerability has been resolved: dmaengine: sf-pdma: Add multithread support for a DMA channel When we get a DMA channel and try to use it in multiple threads it will cause oops and hanging the system. % echo 64 /sys/module/dmatest/parameters/threadsperchan % ec...

UBUNTU-CVE-2022-50151

In the Linux kernel, the following vulnerability has been resolved: usb: cdns3: fix random warning message when driver load Warning log: 4.141392 Unexpected gfp: 0x4 GFPDMA32. Fixing up to gfp: 0xa20 GFPATOMIC. Fix your code! 4.150340 CPU: 1 PID: 175 Comm: 1-0050 Not tainted...

CVE-2022-50145 dmaengine: sf-pdma: Add multithread support for a DMA channel

In the Linux kernel, the following vulnerability has been resolved: dmaengine: sf-pdma: Add multithread support for a DMA channel When we get a DMA channel and try to use it in multiple threads it will cause oops and hanging the system. % echo 64 /sys/module/dmatest/parameters/threadsperchan % ec...

CVE-2022-50145

CVE-2022-50145 affects the Linux kernel’s dmaengine sf-pdma: multithreaded use of a DMA channel can trigger OOPS/hang due to a data race where threads reread and reuse a descriptor after device_prep_dma_memcpy() is called. The root cause is that descriptors could be freed or substituted, causing ...

CVE-2022-50145

In the Linux kernel, the following vulnerability has been resolved: dmaengine: sf-pdma: Add multithread support for a DMA channel When we get a DMA channel and try to use it in multiple threads it will cause oops and hanging the system. % echo 64 /sys/module/dmatest/parameters/threadsperchan % ec...

CVE-2022-50145 dmaengine: sf-pdma: Add multithread support for a DMA channel

In the Linux kernel, the following vulnerability has been resolved: dmaengine: sf-pdma: Add multithread support for a DMA channel When we get a DMA channel and try to use it in multiple threads it will cause oops and hanging the system. % echo 64 /sys/module/dmatest/parameters/threadsperchan % ec...

CVE-2022-50142

CVE-2022-50142 : In the Linux kernel, the intel_th: msu component was fixed to account for DMA buffers that may be allocated via vmalloc() after the patch set removing CONFIG_DMA_REMAP, which could disrupt the mmapping code during faults (msc_mmap_fault). The described issue arises from a possibl...

CVE-2022-50142 intel_th: msu: Fix vmalloced buffers

In the Linux kernel, the following vulnerability has been resolved: intelth: msu: Fix vmalloced buffers After commit f5ff79fddf0e "dma-mapping: remove CONFIGDMAREMAP" there's a chance of DMA buffer getting allocated via vmalloc, which messes up the mmapping code: RIP: mscmmapfault intelthmsu Call...

CVE-2022-50055 iavf: Fix adminq error handling

In the Linux kernel, the following vulnerability has been resolved: iavf: Fix adminq error handling iavfallocasqbufs/iavfallocarqbufs allocates with dmaalloccoherent memory for VF mailbox. Free DMA regions for both ASQ and ARQ in case error happens during configuration of ASQ/ARQ registers. Witho...

CVE-2022-50055

The CVE-2022-50055 entry pertains to the Linux kernel vulnerability in the iavf driver: Fix adminq error handling. The issue arises in iavf_alloc_asq_bufs/iavf_alloc_arq_bufs where DMA-coherent memory is allocated for the VF mailbox, and DMA regions for ASQ/ARQ were not freed if configuration err...

CVE-2022-50055 iavf: Fix adminq error handling

In the Linux kernel, the following vulnerability has been resolved: iavf: Fix adminq error handling iavfallocasqbufs/iavfallocarqbufs allocates with dmaalloccoherent memory for VF mailbox. Free DMA regions for both ASQ and ARQ in case error happens during configuration of ASQ/ARQ registers. Witho...

CVE-2022-49983 udmabuf: Set the DMA mask for the udmabuf device (v2)

In the Linux kernel, the following vulnerability has been resolved: udmabuf: Set the DMA mask for the udmabuf device v2 If the DMA mask is not set explicitly, the following warning occurs when the userspace tries to access the dma-buf via the CPU as reported by syzbot here: WARNING: CPU: 1 PID:...