CVE-2024-42242
Published: Aug 7, 2024
Modified: May 11, 2026
Description
In the Linux kernel, the following vulnerability has been resolved: mmc: sdhci: Fix max_seg_size for 64KiB PAGE_SIZE blk_queue_max_segment_size() ensured: if (max_size < PAGE_SIZE) max_size = PAGE_SIZE; whereas: blk_validate_limits() makes it an error: if (WARN_ON_ONCE(lim->max_segment_size < PAGE_SIZE)) return -EINVAL; The change from one to the other, exposed sdhci which was setting maximum segment size too low in some circumstances. Fix the maximum segment size when it is too low.
| Vendor | Product | Versions |
|---|---|---|
Linux | Linux | affected 616f8766179277324393f7b77e07f14cb3503825 - < bf78b1accef46efd9b624967cb74ae8d3c215a2baffected 616f8766179277324393f7b77e07f14cb3503825 - < 63d20a94f24fc1cbaf44d0e7c0e0a8077fde0aef |
Linux | Linux | affected 6.9unaffected 0 - < 6.9unaffected 6.9.10 - <= 6.9.*unaffected 6.10 - <= * |
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