CVE-2023-52766

i3c: mipi-i3c-hci: Fix out of bounds access in hci_dma_irq_handler

Description

In the Linux kernel, the following vulnerability has been resolved: i3c: mipi-i3c-hci: Fix out of bounds access in hci_dma_irq_handler Do not loop over ring headers in hci_dma_irq_handler() that are not allocated and enabled in hci_dma_init(). Otherwise out of bounds access will occur from rings->headers[i] access when i >= number of allocated ring headers.

Category

7.1
CVSS
Severity: High
CVSS 3.1 •
EPSS 0.17%
Affected: Linux Linux
Affected: Linux Linux
Published at:
Updated at:

References

Link Tags
https://git.kernel.org/stable/c/d23ad76f240c0f597b7a9eb79905d246f27d40df patch
https://git.kernel.org/stable/c/8be39f66915b40d26ea2c18ba84b5c3d5da6809b patch
https://git.kernel.org/stable/c/7c2b91b30d74d7c407118ad72502d4ca28af1af6 patch
https://git.kernel.org/stable/c/4c86cb2321bd9c72d3b945ce7f747961beda8e65 patch
https://git.kernel.org/stable/c/45a832f989e520095429589d5b01b0c65da9b574 patch

Frequently Asked Questions

What is the severity of CVE-2023-52766?
CVE-2023-52766 has been scored as a high severity vulnerability.
How to fix CVE-2023-52766?
To fix CVE-2023-52766, make sure you are using an up-to-date version of the affected component(s) by checking the vendor release notes. As for now, there are no other specific guidelines available.
Is CVE-2023-52766 being actively exploited in the wild?
As for now, there are no information to confirm that CVE-2023-52766 is being actively exploited. According to its EPSS score, there is a ~0% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
What software or system is affected by CVE-2023-52766?
CVE-2023-52766 affects Linux Linux, Linux Linux.
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