Vulnerability Information
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Vulnerability Title
Revert "mmc: dw_mmc: Fix IDMAC operation with pages bigger than 4K"
Vulnerability 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.
CVSS Information
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Vulnerability Type
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Vulnerability Title
Linux kernel 安全漏洞
Vulnerability Description
Linux kernel是美国Linux基金会的开源操作系统Linux所使用的内核。 Linux kernel存在安全漏洞，该漏洞源于mmc驱动中由于增大max_req_size导致的各种问题，包括在Rockchip RK3566和StarFive JH7100上从SD卡启动时的内核崩溃，以及StarFive JH7110上的数据损坏。
CVSS Information
N/A
Vulnerability Type
N/A