CVE-2023-54199
Description
In the Linux kernel, the following vulnerability has been resolved: drm/msm/adreno: Fix null ptr access in adreno_gpu_cleanup() Fix the below kernel panic due to null pointer access: [ 18.504431] Unable to handle kernel NULL pointer dereference at virtual address 0000000000000048 [ 18.513464] Mem abort info: [ 18.516346] ESR = 0x0000000096000005 [ 18.520204] EC = 0x25: DABT (current EL), IL = 32 bits [ 18.525706] SET = 0, FnV = 0 [ 18.528878] EA = 0, S1PTW = 0 [ 18.532117] FSC = 0x05: level 1 translation fault [ 18.537138] Data abort info: [ 18.540110] ISV = 0, ISS = 0x00000005 [ 18.544060] CM = 0, WnR = 0 [ 18.547109] user pgtable: 4k pages, 39-bit VAs, pgdp=0000000112826000 [ 18.553738] [0000000000000048] pgd=0000000000000000, p4d=0000000000000000, pud=0000000000000000 [ 18.562690] Internal error: Oops: 0000000096000005 [#1] PREEMPT SMP **Snip** [ 18.696758] Call trace: [ 18.699278] adreno_gpu_cleanup+0x30/0x88 [ 18.703396] a6xx_destroy+0xc0/0x130 [ 18.707066] a6xx_gpu_init+0x308/0x424 [ 18.710921] adreno_bind+0x178/0x288 [ 18.714590] component_bind_all+0xe0/0x214 [ 18.718797] msm_drm_bind+0x1d4/0x614 [ 18.722566] try_to_bring_up_aggregate_device+0x16c/0x1b8 [ 18.728105] __component_add+0xa0/0x158 [ 18.732048] component_add+0x20/0x2c [ 18.735719] adreno_probe+0x40/0xc0 [ 18.739300] platform_probe+0xb4/0xd4 [ 18.743068] really_probe+0xfc/0x284 [ 18.746738] __driver_probe_device+0xc0/0xec [ 18.751129] driver_probe_device+0x48/0x110 [ 18.755421] __device_attach_driver+0xa8/0xd0 [ 18.759900] bus_for_each_drv+0x90/0xdc [ 18.763843] __device_attach+0xfc/0x174 [ 18.767786] device_initial_probe+0x20/0x2c [ 18.772090] bus_probe_device+0x40/0xa0 [ 18.776032] deferred_probe_work_func+0x94/0xd0 [ 18.780686] process_one_work+0x190/0x3d0 [ 18.784805] worker_thread+0x280/0x3d4 [ 18.788659] kthread+0x104/0x1c0 [ 18.791981] ret_from_fork+0x10/0x20 [ 18.795654] Code: f9400408 aa0003f3 aa1f03f4 91142015 (f9402516) [ 18.801913] ---[ end trace 0000000000000000 ]--- [ 18.809039] Kernel panic - not syncing: Oops: Fatal exception Patchwork: https://patchwork.freedesktop.org/patch/515605/
How to fix
- Linux Linux65a8b6d129cfcf63a2b8a36a63d275479ba6a217, b26bd7791f3cdf3c3318162b1d40c9d1910facca, 399d01375659c273fb6ad9ccfb6e92bc5b891e0d, 7af606b9eb11d6cdf767cabbddc326e20d0d4702, 5fef23c1c0edceb44d16e64e7818f27d48b5bc38, dbeedbcb268d055d8895aceca427f897e12c2b50 or later
Affected products
| Product | Affected versions | Fixed in |
|---|---|---|
| Linux Linux | 594726c93841c9e6182d3af540c6f317464bc23d ≤ v < 65a8b6d129cfcf63a2b8a36a63d275479ba6a217, 17e822f7591fb66162aca07685dc0b01468e5480 ≤ v < b26bd7791f3cdf3c3318162b1d40c9d1910facca, 17e822f7591fb66162aca07685dc0b01468e5480 ≤ v < 399d01375659c273fb6ad9ccfb6e92bc5b891e0d, 17e822f7591fb66162aca07685dc0b01468e5480 ≤ v < 7af606b9eb11d6cdf767cabbddc326e20d0d4702, 17e822f7591fb66162aca07685dc0b01468e5480 ≤ v < 5fef23c1c0edceb44d16e64e7818f27d48b5bc38, 17e822f7591fb66162aca07685dc0b01468e5480 ≤ v < dbeedbcb268d055d8895aceca427f897e12c2b50, 5.9 | 65a8b6d129cfcf63a2b8a36a63d275479ba6a217, b26bd7791f3cdf3c3318162b1d40c9d1910facca, 399d01375659c273fb6ad9ccfb6e92bc5b891e0d, 7af606b9eb11d6cdf767cabbddc326e20d0d4702, 5fef23c1c0edceb44d16e64e7818f27d48b5bc38, dbeedbcb268d055d8895aceca427f897e12c2b50 |
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