CVE-2024-56567
ad7780: fix division by zero in ad7780_write_raw()
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Description
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.
Affected
Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.
Remediation
No guide yetNo remediation guidance has been written for this CVE yet. What the record does show:
Patch and advisory references
- https://git.kernel.org/stable/c/022e13518ba6cc1b4fdd291f49e4f57b2d5718e0
- https://git.kernel.org/stable/c/18fb33df1de83a014d7f784089f9b124facc157f
- https://git.kernel.org/stable/c/68e79b848196a0b0ec006009cc69da1f835d1ae8
- https://git.kernel.org/stable/c/7e3a8ea3d1ada7f707de5d9d504774b4191eab66
- https://git.kernel.org/stable/c/afc1e3c00b3f5f0b4f1bc3e974fb9803cb938a90
References (9)
SSVC — Action Prioritization
SSVC signals action urgency (what to patch first), separate from CVSS which measures severity.
CVSS
- Attack Vector
- LOCAL
- Complexity
- LOW
- Privileges
- LOW
- User Interaction
- NONE
- Scope
- UNCHANGED
- Confidentiality
- NONE
- Integrity
- NONE
- Availability
- HIGH
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