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 an unmanaged ELP metric work item that could lead to invalid memory accesses...

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 not exiting correctly when loading firmware fails, which could lead to invalid memory accesses...

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 improper handling of the mac partition table, which could lead to out-of-bounds memory accesses...

CVE-2022-49674

In the Linux kernel, the following vulnerability has been resolved: dm raid: fix accesses beyond end of raid member array On dm-raid table load using raidctr, dm-raid allocates an array rs-devsrs-raiddisks for the raid device members. rs-raiddisks is defined by the number of raid metadata and ima...

DEBIAN-CVE-2022-49670

In the Linux kernel, the following vulnerability has been resolved: linux/dim: Fix divide by 0 in RDMA DIM Fix a divide 0 error in rdmadimstatscompare when prev-cperatio == 0. CallTrace: Hardware name: H3C R4900 G3/RS33M2C9S, BIOS 2.00.37P21 03/12/2020 task: ffff880194b78000 task.stack:...

DEBIAN-CVE-2022-49569

In the Linux kernel, the following vulnerability has been resolved: spi: bcm2835: bcm2835spihandleerr: fix NULL pointer deref for non DMA transfers In case a IRQ based transfer times out the bcm2835spihandleerr function is called. Since commit 1513ceee70f2 "spi: bcm2835: Drop dmapending flag" the...

CVE-2022-49562

In the Linux kernel, the following vulnerability has been resolved: KVM: x86: Use trycmpxchguser to update guest PTE A/D bits Use the recently introduced trycmpxchguser to update guest PTE A/D bits instead of mapping the PTE into kernel address space. The VMPFNMAP path is broken as it assumes tha...

DEBIAN-CVE-2022-49522

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...

CVE-2022-49471

In the Linux kernel, the following vulnerability has been resolved: rtw89: cfo: check macid to avoid out-of-bounds Somehow, hardware reports incorrect macid and pollute memory. Check index before we access the array. UBSAN: array-index-out-of-bounds in rtw89/phy.c:2517:23 index 188 is out of rang...

DEBIAN-CVE-2022-49429

In the Linux kernel, the following vulnerability has been resolved: RDMA/hfi1: Prevent panic when SDMA is disabled If the hfi1 module is loaded with HFI1CAPSDMA off, a call to hfi1writeiter will dereference a NULL pointer and panic. A typical stack frame is: sdmaselectuserengine hfi1...

DEBIAN-CVE-2022-49422

In the Linux kernel, the following vulnerability has been resolved: dmaengine: idxd: Fix the error handling path in idxdcdevregister If a call to allocchrdevregion fails, the already allocated resources are leaking. Add the needed error handling path to fix the leak...

CVE-2022-49393

In the Linux kernel, the following vulnerability has been resolved: misc: fastrpc: fix list iterator in fastrpcreqmemunmapimpl This is another instance of incorrect use of list iterator and checking it for NULL. The list iterator value 'map' will always be set and non-NULL by listforeachentry, so...

DEBIAN-CVE-2022-49343

In the Linux kernel, the following vulnerability has been resolved: ext4: avoid cycles in directory h-tree A maliciously corrupted filesystem can contain cycles in the h-tree stored inside a directory. That can easily lead to the kernel corrupting tree nodes that were already verified under its...

UBUNTU-CVE-2022-49606

In the Linux kernel, the following vulnerability has been resolved: RDMA/irdma: Fix sleep from invalid context BUG Taking the qosmutex to process RoCEv2 QP's on netdev events causes a kernel splat. Fix this by removing the handling for RoCEv2 in irdmacmteardownconnections that uses the mutex. Thi...

UBUNTU-CVE-2022-49722

In the Linux kernel, the following vulnerability has been resolved: ice: Fix memory corruption in VF driver Disable VF's RX/TX queues, when it's disabled. VF can have queues enabled, when it requests a reset. If PF driver assumes that VF is disabled, while VF still has queues configured, VF may...

UBUNTU-CVE-2022-49429

In the Linux kernel, the following vulnerability has been resolved: RDMA/hfi1: Prevent panic when SDMA is disabled If the hfi1 module is loaded with HFI1CAPSDMA off, a call to hfi1writeiter will dereference a NULL pointer and panic. A typical stack frame is: sdmaselectuserengine hfi1...

UBUNTU-CVE-2022-49650

In the Linux kernel, the following vulnerability has been resolved: dmaengine: qcom: bamdma: fix runtime PM underflow Commit dbad41e7bb5f "dmaengine: qcom: bamdma: check if the runtime pm enabled" caused unbalanced pmruntimeget/put calls when the bam is controlled remotely. This commit reverts it...

UBUNTU-CVE-2022-49661

In the Linux kernel, the following vulnerability has been resolved: can: gsusb: gsusbopen/close: fix memory leak The gsusb driver appears to suffer from a malady common to many USB CAN adapter drivers in that it performs usballoccoherent to allocate a number of USB request blocks URBs for RX, and...

UBUNTU-CVE-2022-49433

In the Linux kernel, the following vulnerability has been resolved: RDMA/hfi1: Prevent use of lock before it is initialized If there is a failure during probe of hfi1 before the sdmamaplock is initialized, the call to hfi1freedevdata will attempt to use a lock that has not been initialized. If th...

DEBIAN-CVE-2022-49208

In the Linux kernel, the following vulnerability has been resolved: RDMA/irdma: Prevent some integer underflows My static checker complains that: drivers/infiniband/hw/irdma/ctrl.c:3605 irdmascceqinit warn: can subtract underflow 'info-dev-hmcfpmmisc.maxceqs'? It appears that...