CVE-2024-27028

spi: spi-mt65xx: Fix NULL pointer access in interrupt handler

Medium · published May 1, 2024

CVSS v3.1
6.5
EPSS
1%
Percentile
67.3
In the wild
Unconfirmed
What it is

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

spi: spi-mt65xx: Fix NULL pointer access in interrupt handler

The TX buffer in spi_transfer can be a NULL pointer, so the interrupt

handler may end up writing to the invalid memory and cause crashes.

Add a check to trans->tx_buf before using it.

The record
Technical detail
CVSS v3.1
6.5 · MEDIUM
Vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:L
CVSS v4.0
Not supplied
EPSS
0.01176 · 67.3th percentile
Published
2024-05-01T12:53Z
EPSS history
Timeline
  • 01 MAY 12:53Z
    spi: spi-mt65xx: Fix NULL pointer access in interrupt handler
    cvelistv5