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CVE-2024-57912: iio: pressure: zpa2326: fix information leak in triggered buffer

Description

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

iio: pressure: zpa2326: fix information leak in triggered buffer

The 'sample' local struct is used to push data to user space from a
triggered buffer, but it has a hole between the temperature and the
timestamp (u32 pressure, u16 temperature, GAP, u64 timestamp).
This hole is never initialized.

Initialize the struct to zero before using it to avoid pushing
uninitialized information to userspace.

Classification

CVE ID: CVE-2024-57912

Affected Products

Vendor: Linux

Product: Linux

Exploit Prediction Scoring System (EPSS)

EPSS Score: 0.04% (probability of being exploited)

EPSS Percentile: 12.58% (scored less or equal to compared to others)

EPSS Date: 2025-02-17 (when was this score calculated)

References

https://git.kernel.org/stable/c/b7849f62e61242e0e02c776e1109eb81e59c567c
https://git.kernel.org/stable/c/fefb88a4da961a0b9c2473cbdcfce1a942fcfa9a
https://git.kernel.org/stable/c/979a0db76ceda8fe1f2f85a116bfe97620ebbadf
https://git.kernel.org/stable/c/6007d10c5262f6f71479627c1216899ea7f09073

Timeline