CVE-2024-57922: drm/amd/display: Add check for granularity in dml ceil/floor helpers

Description

In the Linux kernel, the following vulnerability has been resolved: drm/amd/display: Add check for granularity in dml ceil/floor helpers [Why] Wrapper functions for dcn_bw_ceil2() and dcn_bw_floor2() should check for granularity is non zero to avoid assert and divide-by-zero error in dcn_bw_ functions. [How] Add check for granularity 0. (cherry picked from commit f6e09701c3eb2ccb8cb0518e0b67f1c69742a4ec)

Affected products

Version statuses are supplied by the assigning organization. Consult the original record for detailed ranges and platform conditions.

Linux Linux

Default version status: unaffected

4562236b3bc0a28aeb6ee93b2d8a849a4c4e1c7c to < 8a9315e6f7b2d94c65a1ba476481deddb20fc3aeaffected
4562236b3bc0a28aeb6ee93b2d8a849a4c4e1c7c to < 497471baf53bb8fd3cd1529d65d4d7f7b81f1917affected
4562236b3bc0a28aeb6ee93b2d8a849a4c4e1c7c to < 95793f9684e58d2aa56671b2d616b4f9f577a0a8affected
4562236b3bc0a28aeb6ee93b2d8a849a4c4e1c7c to < f3d1e4062ef251fa55ccfeca1e54a98b6818b3a1affected
4562236b3bc0a28aeb6ee93b2d8a849a4c4e1c7c to < ae9ab63a268be99a27a4720ca24f6be801744feeaffected
4562236b3bc0a28aeb6ee93b2d8a849a4c4e1c7c to < 4f0dd09ed3001725ffd8cdc2868e71df585392feaffected
4562236b3bc0a28aeb6ee93b2d8a849a4c4e1c7c to < 0881fbc4fd62e00a2b8e102725f76d10351b2ea8affected

Linux Linux

Default version status: affected

4.15affected
0 to < 4.15unaffected
5.4.290 to ≤ 5.4.*unaffected
5.10.234 to ≤ 5.10.*unaffected
5.15.177 to ≤ 5.15.*unaffected
6.1.125 to ≤ 6.1.*unaffected
6.6.72 to ≤ 6.6.*unaffected
6.12.10 to ≤ 6.12.*unaffected
6.13 to ≤ *unaffected

CVE-2024-57922

drm/amd/display: Add check for granularity in dml ceil/floor helpers

Description

Affected products

Linux Linux

Linux Linux

References