Description

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.

Classification

CVE ID: CVE-2024-27028

Affected Products

Vendor: Linux

Product: Linux

Exploit Prediction Scoring System (EPSS)

EPSS Score: 0.04% (probability of being exploited)

EPSS Percentile: 15.26% (scored less or equal to compared to others)

EPSS Date: 2025-02-04 (when was this score calculated)

References

https://git.kernel.org/stable/c/2342b05ec5342a519e00524a507f7a6ea6791a38
https://git.kernel.org/stable/c/55f8ea6731aa64871ee6aef7dba53ee9f9f3b2f6
https://git.kernel.org/stable/c/bcfcdf19698024565eff427706ebbd8df65abd11
https://git.kernel.org/stable/c/c10fed329c1c104f375a75ed97ea3abef0786d62
https://git.kernel.org/stable/c/766ec94cc57492eab97cbbf1595bd516ab0cb0e4
https://git.kernel.org/stable/c/62b1f837b15cf3ec2835724bdf8577e47d14c753
https://git.kernel.org/stable/c/bea82355df9e1c299625405b1947fc9b26b4c6d4
https://git.kernel.org/stable/c/1784053cf10a14c4ebd8a890bad5cfe1bee51713
https://git.kernel.org/stable/c/a20ad45008a7c82f1184dc6dee280096009ece55

Timeline