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nvd416baaa9-dc9f-4396-8d5f-8c081fb06d67NVD:CVE-2024-46709
HistorySep 13, 2024 - 7:15 a.m.

CVE-2024-46709

2024-09-1307:15:05
416baaa9-dc9f-4396-8d5f-8c081fb06d67
web.nvd.nist.gov
4
linux kernel
vulnerability
drm/vmwgfx
fix
prime
external buffers
dma_buf interface
crashes
igt
test coverage

CVSS3

5.5

Attack Vector

LOCAL

Attack Complexity

LOW

Privileges Required

LOW

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

HIGH

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

EPSS

0

Percentile

16.3%

In the Linux kernel, the following vulnerability has been resolved:

drm/vmwgfx: Fix prime with external buffers

Make sure that for external buffers mapping goes through the dma_buf
interface instead of trying to access pages directly.

External buffers might not provide direct access to readable/writable
pages so to make sure the bo’s created from external dma_bufs can be
read dma_buf interface has to be used.

Fixes crashes in IGT’s kms_prime with vgem. Regular desktop usage won’t
trigger this due to the fact that virtual machines will not have
multiple GPUs but it enables better test coverage in IGT.

Affected configurations

Nvd
Node
linuxlinux_kernelRange6.6.296.6.49
OR
linuxlinux_kernelRange6.8.86.9
OR
linuxlinux_kernelRange6.96.10.8
OR
linuxlinux_kernelMatch6.11rc1
OR
linuxlinux_kernelMatch6.11rc2
OR
linuxlinux_kernelMatch6.11rc3
OR
linuxlinux_kernelMatch6.11rc4
OR
linuxlinux_kernelMatch6.11rc5
VendorProductVersionCPE
linuxlinux_kernel*cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*
linuxlinux_kernel6.11cpe:2.3:o:linux:linux_kernel:6.11:rc1:*:*:*:*:*:*
linuxlinux_kernel6.11cpe:2.3:o:linux:linux_kernel:6.11:rc2:*:*:*:*:*:*
linuxlinux_kernel6.11cpe:2.3:o:linux:linux_kernel:6.11:rc3:*:*:*:*:*:*
linuxlinux_kernel6.11cpe:2.3:o:linux:linux_kernel:6.11:rc4:*:*:*:*:*:*
linuxlinux_kernel6.11cpe:2.3:o:linux:linux_kernel:6.11:rc5:*:*:*:*:*:*

CVSS3

5.5

Attack Vector

LOCAL

Attack Complexity

LOW

Privileges Required

LOW

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

HIGH

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

EPSS

0

Percentile

16.3%

Related for NVD:CVE-2024-46709