CWE
369
Advisory Published
Updated

CVE-2024-56567: ad7780: fix division by zero in ad7780_write_raw()

First published: Fri Dec 27 2024(Updated: )

In the Linux kernel, the following vulnerability has been resolved: ad7780: fix division by zero in ad7780_write_raw() In the ad7780_write_raw() , val2 can be zero, which might lead to a division by zero error in DIV_ROUND_CLOSEST(). The ad7780_write_raw() is based on iio_info's write_raw. While val is explicitly declared that can be zero (in read mode), val2 is not specified to be non-zero.

Credit: 416baaa9-dc9f-4396-8d5f-8c081fb06d67

Affected SoftwareAffected VersionHow to fix
Linux Kernel>=5.2<5.4.287
Linux Kernel>=5.5<5.10.231
Linux Kernel>=5.11<5.15.174
Linux Kernel>=5.16<6.1.120
Linux Kernel>=6.2<6.6.64
Linux Kernel>=6.7<6.12.4
debian/linux<=5.10.223-1
5.10.234-1
6.1.129-1
6.1.128-1
6.12.20-1
6.12.21-1
debian/linux-6.1
6.1.129-1~deb11u1

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Frequently Asked Questions

  • What is the severity of CVE-2024-56567?

    CVE-2024-56567 is classified as a medium severity vulnerability due to the potential for a division by zero error in the Linux kernel.

  • How do I fix CVE-2024-56567?

    To remediate CVE-2024-56567, update to a patched version of the Linux kernel, specifically 5.10.234-1, 6.1.128-1, or later.

  • Which Linux kernel versions are affected by CVE-2024-56567?

    CVE-2024-56567 affects Linux kernel versions from 5.2 to 6.6, excluding the patched versions.

  • What components are impacted by CVE-2024-56567?

    CVE-2024-56567 specifically impacts the ad7780 driver within the Linux kernel.

  • Is CVE-2024-56567 a remote or local vulnerability?

    CVE-2024-56567 is primarily a local vulnerability, as it requires local access to exploit the division by zero error.

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