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nvd416baaa9-dc9f-4396-8d5f-8c081fb06d67NVD:CVE-2024-42249
HistoryAug 07, 2024 - 4:15 p.m.

CVE-2024-42249

2024-08-0716:15:47
416baaa9-dc9f-4396-8d5f-8c081fb06d67
web.nvd.nist.gov
5
linux
kernel
vulnerability
resolved
spi_async
spi_maybe_unoptimize_message
spi_maybe_optimize_message

CVSS3

3.3

Attack Vector

LOCAL

Attack Complexity

LOW

Privileges Required

LOW

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

LOW

Availability Impact

NONE

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

EPSS

0

Percentile

9.5%

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

spi: don’t unoptimize message in spi_async()

Calling spi_maybe_unoptimize_message() in spi_async() is wrong because
the message is likely to be in the queue and not transferred yet. This
can corrupt the message while it is being used by the controller driver.

spi_maybe_unoptimize_message() is already called in the correct place
in spi_finalize_current_message() to balance the call to
spi_maybe_optimize_message() in spi_async().

Affected configurations

Nvd
Node
linuxlinux_kernelRange6.96.9.10
VendorProductVersionCPE
linuxlinux_kernel*cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*

CVSS3

3.3

Attack Vector

LOCAL

Attack Complexity

LOW

Privileges Required

LOW

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

LOW

Availability Impact

NONE

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

EPSS

0

Percentile

9.5%