CVE-2024-53127

Revert "mmc: dw_mmc: Fix IDMAC operation with pages bigger than 4K"

Description

In the Linux kernel, the following vulnerability has been resolved: Revert "mmc: dw_mmc: Fix IDMAC operation with pages bigger than 4K" The commit 8396c793ffdf ("mmc: dw_mmc: Fix IDMAC operation with pages bigger than 4K") increased the max_req_size, even for 4K pages, causing various issues: - Panic booting the kernel/rootfs from an SD card on Rockchip RK3566 - Panic booting the kernel/rootfs from an SD card on StarFive JH7100 - "swiotlb buffer is full" and data corruption on StarFive JH7110 At this stage no fix have been found, so it's probably better to just revert the change. This reverts commit 8396c793ffdf28bb8aee7cfe0891080f8cab7890.

5.5

CVSS

Severity: Medium

CVSS 3.1 •

EPSS 0.03%

Affected: Linux Linux

References

Link	Tags
https://git.kernel.org/stable/c/00bff71745bc3583bd5ca59be91e0ee1d27f1944	patch
https://git.kernel.org/stable/c/47693ba35bccaa16efa465159a1c12d78258349e
https://git.kernel.org/stable/c/938c13740f8b555986e53c0fcbaf00dcd1fabd4c
https://git.kernel.org/stable/c/f701eb601470bfc0a551913ce5f6ebaa770f0ce0
https://git.kernel.org/stable/c/8f9416147d7ed414109d3501f1cb3d7a1735b25a	patch
https://git.kernel.org/stable/c/56de724c58c07a7ca3aac027cfd2ccb184ed9e4e	patch
https://git.kernel.org/stable/c/a4685366f07448420badb710ff5c12aaaadf63ad	patch
https://git.kernel.org/stable/c/1635e407a4a64d08a8517ac59ca14ad4fc785e75	patch

Frequently Asked Questions

What is the severity of CVE-2024-53127?: CVE-2024-53127 has been scored as a medium severity vulnerability.
How to fix CVE-2024-53127?: To fix CVE-2024-53127, 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-2024-53127 being actively exploited in the wild?: As for now, there are no information to confirm that CVE-2024-53127 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-2024-53127?: CVE-2024-53127 affects Linux Linux, Linux Linux.

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