CVE-2021-47477

In the Linux kernel, the following vulnerability has been resolved: comedi: dt9812: fix DMA buffers on stack USB transfer buffers are typically mapped for DMA and must not be allocated on the stack or transfers will fail. Allocate proper transfer buffers in the various command helpers and return ...

CVE-2021-47474

In the Linux kernel, the following vulnerability has been resolved: comedi: vmk80xx: fix bulk-buffer overflow The driver is using endpoint-sized buffers but must not assume that the tx and rx buffers are of equal size or a malicious device could overflow the slab-allocated receive buffer when doi...

CVE-2021-47477

In the Linux kernel, the following vulnerability has been resolved: comedi: dt9812: fix DMA buffers on stack USB transfer buffers are typically mapped for DMA and must not be allocated on the stack or transfers will fail. Allocate proper transfer buffers in the various command helpers and return ...

UBUNTU-CVE-2021-47475

In the Linux kernel, the following vulnerability has been resolved: comedi: vmk80xx: fix transfer-buffer overflows The driver uses endpoint-sized USB transfer buffers but up until recently had no sanity checks on the sizes. Commit e1f13c879a7c "staging: comedi: check validity of wMaxPacketSize of...

UBUNTU-CVE-2021-47476

In the Linux kernel, the following vulnerability has been resolved: comedi: niusb6501: fix NULL-deref in command paths The driver uses endpoint-sized USB transfer buffers but had no sanity checks on the sizes. This can lead to zero-size-pointer dereferences or overflowed transfer buffers in...

UBUNTU-CVE-2021-47477

In the Linux kernel, the following vulnerability has been resolved: comedi: dt9812: fix DMA buffers on stack USB transfer buffers are typically mapped for DMA and must not be allocated on the stack or transfers will fail. Allocate proper transfer buffers in the various command helpers and return ...

UBUNTU-CVE-2021-47474

In the Linux kernel, the following vulnerability has been resolved: comedi: vmk80xx: fix bulk-buffer overflow The driver is using endpoint-sized buffers but must not assume that the tx and rx buffers are of equal size or a malicious device could overflow the slab-allocated receive buffer when doi...

CVE-2021-47474

In the Linux kernel, the following vulnerability has been resolved: comedi: vmk80xx: fix bulk-buffer overflow The driver is using endpoint-sized buffers but must not assume that the tx and rx buffers are of equal size or a malicious device could overflow the slab-allocated receive buffer when doi...

CVE-2021-47477

In the Linux kernel, the following vulnerability has been resolved: comedi: dt9812: fix DMA buffers on stack USB transfer buffers are typically mapped for DMA and must not be allocated on the stack or transfers will fail. Allocate proper transfer buffers in the various command helpers and return ...

CVE-2021-47475

In the Linux kernel, the following vulnerability has been resolved: comedi: vmk80xx: fix transfer-buffer overflows The driver uses endpoint-sized USB transfer buffers but up until recently had no sanity checks on the sizes. Commit e1f13c879a7c "staging: comedi: check validity of wMaxPacketSize of...

CVE-2021-47476

In the Linux kernel, the following vulnerability has been resolved: comedi: niusb6501: fix NULL-deref in command paths The driver uses endpoint-sized USB transfer buffers but had no sanity checks on the sizes. This can lead to zero-size-pointer dereferences or overflowed transfer buffers in...

CVE-2021-47476

The Linux kernel contains a vulnerability in the comedi: ni_usb6501 driver. The driver uses endpoint-sized USB transfer buffers but fails to perform sufficient sanity checks on the sizes. This lack of validation can lead to zero-size-pointer dereferences or overflowed transfer buffers within the ...

CVE-2021-47476 comedi: ni_usb6501: fix NULL-deref in command paths

In the Linux kernel, the following vulnerability has been resolved: comedi: niusb6501: fix NULL-deref in command paths The driver uses endpoint-sized USB transfer buffers but had no sanity checks on the sizes. This can lead to zero-size-pointer dereferences or overflowed transfer buffers in...

CVE-2021-47477

CVE-2021-47477 is documented in connected advisories as a Linux kernel issue affecting comedi: dt9812. The root cause is DMA buffers being allocated on the stack for USB transfers; the fix allocates proper transfer buffers in the command helpers and returns an error on short transfers instead of ...

CVE-2021-47477

In the Linux kernel, the following vulnerability has been resolved: comedi: dt9812: fix DMA buffers on stack USB transfer buffers are typically mapped for DMA and must not be allocated on the stack or transfers will fail. Allocate proper transfer buffers in the various command helpers and return ...

CVE-2021-47476

In the Linux kernel, the following vulnerability has been resolved: comedi: niusb6501: fix NULL-deref in command paths The driver uses endpoint-sized USB transfer buffers but had no sanity checks on the sizes. This can lead to zero-size-pointer dereferences or overflowed transfer buffers in...

CVE-2021-47476 comedi: ni_usb6501: fix NULL-deref in command paths

In the Linux kernel, the following vulnerability has been resolved: comedi: niusb6501: fix NULL-deref in command paths The driver uses endpoint-sized USB transfer buffers but had no sanity checks on the sizes. This can lead to zero-size-pointer dereferences or overflowed transfer buffers in...

CVE-2021-47477 comedi: dt9812: fix DMA buffers on stack

In the Linux kernel, the following vulnerability has been resolved: comedi: dt9812: fix DMA buffers on stack USB transfer buffers are typically mapped for DMA and must not be allocated on the stack or transfers will fail. Allocate proper transfer buffers in the various command helpers and return ...

CVE-2021-47477 comedi: dt9812: fix DMA buffers on stack

In the Linux kernel, the following vulnerability has been resolved: comedi: dt9812: fix DMA buffers on stack USB transfer buffers are typically mapped for DMA and must not be allocated on the stack or transfers will fail. Allocate proper transfer buffers in the various command helpers and return ...

CVE-2021-47475

In the Linux kernel, the following vulnerability has been resolved: comedi: vmk80xx: fix transfer-buffer overflows The driver uses endpoint-sized USB transfer buffers but up until recently had no sanity checks on the sizes. Commit e1f13c879a7c "staging: comedi: check validity of wMaxPacketSize of...