{
   "containers": {
      "cna": {
         "providerMetadata": {
            "orgId": "f4215fc3-5b6b-47ff-a258-f7189bd81038"
         },
         "descriptions": [
            {
               "lang": "en",
               "value": "In the Linux kernel, the following vulnerability has been resolved:\n\ndrm/amd/display: Fix MST Null Ptr for RV\n\nThe change try to fix below error specific to RV platform:\n\nBUG: kernel NULL pointer dereference, address: 0000000000000008\nPGD 0 P4D 0\nOops: 0000 [#1] PREEMPT SMP NOPTI\nCPU: 4 PID: 917 Comm: sway Not tainted 6.3.9-arch1-1 #1 124dc55df4f5272ccb409f39ef4872fc2b3376a2\nHardware name: LENOVO 20NKS01Y00/20NKS01Y00, BIOS R12ET61W(1.31 ) 07/28/2022\nRIP: 0010:drm_dp_atomic_find_time_slots+0x5e/0x260 [drm_display_helper]\nCode: 01 00 00 48 8b 85 60 05 00 00 48 63 80 88 00 00 00 3b 43 28 0f 8d 2e 01 00 00 48 8b 53 30 48 8d 04 80 48 8d 04 c2 48 8b 40 18 <48> 8>\nRSP: 0018:ffff960cc2df77d8 EFLAGS: 00010293\nRAX: 0000000000000000 RBX: ffff8afb87e81280 RCX: 0000000000000224\nRDX: ffff8afb9ee37c00 RSI: ffff8afb8da1a578 RDI: ffff8afb87e81280\nRBP: ffff8afb83d67000 R08: 0000000000000001 R09: ffff8afb9652f850\nR10: ffff960cc2df7908 R11: 0000000000000002 R12: 0000000000000000\nR13: ffff8afb8d7688a0 R14: ffff8afb8da1a578 R15: 0000000000000224\nFS:  00007f4dac35ce00(0000) GS:ffff8afe30b00000(0000) knlGS:0000000000000000\nCS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033\nCR2: 0000000000000008 CR3: 000000010ddc6000 CR4: 00000000003506e0\nCall Trace:\n <TASK>\n ? __die+0x23/0x70\n ? page_fault_oops+0x171/0x4e0\n ? plist_add+0xbe/0x100\n ? exc_page_fault+0x7c/0x180\n ? asm_exc_page_fault+0x26/0x30\n ? drm_dp_atomic_find_time_slots+0x5e/0x260 [drm_display_helper 0e67723696438d8e02b741593dd50d80b44c2026]\n ? drm_dp_atomic_find_time_slots+0x28/0x260 [drm_display_helper 0e67723696438d8e02b741593dd50d80b44c2026]\n compute_mst_dsc_configs_for_link+0x2ff/0xa40 [amdgpu 62e600d2a75e9158e1cd0a243bdc8e6da040c054]\n ? fill_plane_buffer_attributes+0x419/0x510 [amdgpu 62e600d2a75e9158e1cd0a243bdc8e6da040c054]\n compute_mst_dsc_configs_for_state+0x1e1/0x250 [amdgpu 62e600d2a75e9158e1cd0a243bdc8e6da040c054]\n amdgpu_dm_atomic_check+0xecd/0x1190 [amdgpu 62e600d2a75e9158e1cd0a243bdc8e6da040c054]\n drm_atomic_check_only+0x5c5/0xa40\n drm_mode_atomic_ioctl+0x76e/0xbc0\n ? _copy_to_user+0x25/0x30\n ? drm_ioctl+0x296/0x4b0\n ? __pfx_drm_mode_atomic_ioctl+0x10/0x10\n drm_ioctl_kernel+0xcd/0x170\n drm_ioctl+0x26d/0x4b0\n ? __pfx_drm_mode_atomic_ioctl+0x10/0x10\n amdgpu_drm_ioctl+0x4e/0x90 [amdgpu 62e600d2a75e9158e1cd0a243bdc8e6da040c054]\n __x64_sys_ioctl+0x94/0xd0\n do_syscall_64+0x60/0x90\n ? do_syscall_64+0x6c/0x90\n entry_SYSCALL_64_after_hwframe+0x72/0xdc\nRIP: 0033:0x7f4dad17f76f\nCode: 00 48 89 44 24 18 31 c0 48 8d 44 24 60 c7 04 24 10 00 00 00 48 89 44 24 08 48 8d 44 24 20 48 89 44 24 10 b8 10 00 00 00 0f 05 <89> c>\nRSP: 002b:00007ffd9ae859f0 EFLAGS: 00000246 ORIG_RAX: 0000000000000010\nRAX: ffffffffffffffda RBX: 000055e255a55900 RCX: 00007f4dad17f76f\nRDX: 00007ffd9ae85a90 RSI: 00000000c03864bc RDI: 000000000000000b\nRBP: 00007ffd9ae85a90 R08: 0000000000000003 R09: 0000000000000003\nR10: 0000000000000000 R11: 0000000000000246 R12: 00000000c03864bc\nR13: 000000000000000b R14: 000055e255a7fc60 R15: 000055e255a01eb0\n </TASK>\nModules linked in: rfcomm snd_seq_dummy snd_hrtimer snd_seq snd_seq_device ccm cmac algif_hash algif_skcipher af_alg joydev mousedev bnep >\n typec libphy k10temp ipmi_msghandler roles i2c_scmi acpi_cpufreq mac_hid nft_reject_inet nf_reject_ipv4 nf_reject_ipv6 nft_reject nft_mas>\nCR2: 0000000000000008\n---[ end trace 0000000000000000 ]---\nRIP: 0010:drm_dp_atomic_find_time_slots+0x5e/0x260 [drm_display_helper]\nCode: 01 00 00 48 8b 85 60 05 00 00 48 63 80 88 00 00 00 3b 43 28 0f 8d 2e 01 00 00 48 8b 53 30 48 8d 04 80 48 8d 04 c2 48 8b 40 18 <48> 8>\nRSP: 0018:ffff960cc2df77d8 EFLAGS: 00010293\nRAX: 0000000000000000 RBX: ffff8afb87e81280 RCX: 0000000000000224\nRDX: ffff8afb9ee37c00 RSI: ffff8afb8da1a578 RDI: ffff8afb87e81280\nRBP: ffff8afb83d67000 R08: 0000000000000001 R09: ffff8afb9652f850\nR10: ffff960cc2df7908 R11: 0000000000000002 R12: 0000000000000000\nR13: ffff8afb8d7688a0 R14: ffff8afb8da1a578 R15: 0000000000000224\nFS:  00007f4dac35ce00(0000) GS:ffff8afe30b00000(0000\n---truncated---"
            }
         ],
         "affected": [
            {
               "product": "Linux",
               "vendor": "Linux",
               "defaultStatus": "unaffected",
               "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
               "programFiles": [
                  "drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c"
               ],
               "versions": [
                  {
                     "version": "1da177e4c3f4",
                     "lessThan": "01d992088dce",
                     "status": "affected",
                     "versionType": "git"
                  },
                  {
                     "version": "1da177e4c3f4",
                     "lessThan": "7407c61f43b6",
                     "status": "affected",
                     "versionType": "git"
                  },
                  {
                     "version": "1da177e4c3f4",
                     "lessThan": "5cd7185d2db7",
                     "status": "affected",
                     "versionType": "git"
                  },
                  {
                     "version": "1da177e4c3f4",
                     "lessThan": "e6a7df96facd",
                     "status": "affected",
                     "versionType": "git"
                  }
               ]
            },
            {
               "product": "Linux",
               "vendor": "Linux",
               "defaultStatus": "affected",
               "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
               "programFiles": [
                  "drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c"
               ],
               "versions": [
                  {
                     "version": "6.1.82",
                     "lessThanOrEqual": "6.1.*",
                     "status": "unaffected",
                     "versionType": "custom"
                  },
                  {
                     "version": "6.6.18",
                     "lessThanOrEqual": "6.6.*",
                     "status": "unaffected",
                     "versionType": "custom"
                  },
                  {
                     "version": "6.7.6",
                     "lessThanOrEqual": "6.7.*",
                     "status": "unaffected",
                     "versionType": "custom"
                  },
                  {
                     "version": "6.8",
                     "lessThanOrEqual": "*",
                     "status": "unaffected",
                     "versionType": "original_commit_for_fix"
                  }
               ]
            }
         ],
         "references": [
            {
               "url": "https://git.kernel.org/stable/c/01d992088dce3945f70f49f34b0b911c5213c238"
            },
            {
               "url": "https://git.kernel.org/stable/c/7407c61f43b66e90ad127d0cdd13cbc9d87141a5"
            },
            {
               "url": "https://git.kernel.org/stable/c/5cd7185d2db76c42a9b7e69adad9591d9fca093f"
            },
            {
               "url": "https://git.kernel.org/stable/c/e6a7df96facdcf5b1f71eb3ec26f2f9f6ad61e57"
            }
         ],
         "title": "drm/amd/display: Fix MST Null Ptr for RV",
         "x_generator": {
            "engine": "bippy-a5840b7849dd"
         }
      }
   },
   "cveMetadata": {
      "assignerOrgId": "f4215fc3-5b6b-47ff-a258-f7189bd81038",
      "cveID": "CVE-2024-26700",
      "requesterUserId": "gregkh@kernel.org",
      "serial": "1",
      "state": "PUBLISHED"
   },
   "dataType": "CVE_RECORD",
   "dataVersion": "5.0"
}