CVE-2023-52766

HIGH

Linux Kernel < 5.15.140 - Out-of-bounds Read in i3c mipi-i3c-hci hci_dma_irq_handler

Title source: llm

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.

References (5)

Core 5

Core References

Patch

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

Scores

CVSS v3 7.1

EPSS 0.0025

EPSS Percentile 16.0%

Attack Vector LOCAL

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:H

CISA SSVC

Vulnrichment

Exploitation none

Automatable no

Technical Impact partial

Details

CWE

CWE-125

Status published

Products (13)

Linux/Linux < 5.0

Linux/Linux 3a379bbcea0af6280e1ca0d1edfcf4e68cde6ee0 - 45a832f989e520095429589d5b01b0c65da9b574

Linux/Linux 3a379bbcea0af6280e1ca0d1edfcf4e68cde6ee0 - 4c86cb2321bd9c72d3b945ce7f747961beda8e65

Linux/Linux 3a379bbcea0af6280e1ca0d1edfcf4e68cde6ee0 - 7c2b91b30d74d7c407118ad72502d4ca28af1af6

Linux/Linux 3a379bbcea0af6280e1ca0d1edfcf4e68cde6ee0 - 8be39f66915b40d26ea2c18ba84b5c3d5da6809b

Linux/Linux 3a379bbcea0af6280e1ca0d1edfcf4e68cde6ee0 - d23ad76f240c0f597b7a9eb79905d246f27d40df

Linux/Linux 5.0

Linux/Linux 5.15.140 - 5.15.*

Linux/Linux 6.1.64 - 6.1.*

Linux/Linux 6.5.13 - 6.5.*

... and 3 more

Published May 21, 2024

Tracked Since Feb 18, 2026