ghsa-f6g6-gf5g-h3f3
Vulnerability from github
In the Linux kernel, the following vulnerability has been resolved:
drm/amd/display: Fix MST Null Ptr for RV
The change try to fix below error specific to RV platform:
BUG: kernel NULL pointer dereference, address: 0000000000000008
PGD 0 P4D 0
Oops: 0000 [#1] PREEMPT SMP NOPTI
CPU: 4 PID: 917 Comm: sway Not tainted 6.3.9-arch1-1 #1 124dc55df4f5272ccb409f39ef4872fc2b3376a2
Hardware name: LENOVO 20NKS01Y00/20NKS01Y00, BIOS R12ET61W(1.31 ) 07/28/2022
RIP: 0010:drm_dp_atomic_find_time_slots+0x5e/0x260 [drm_display_helper]
Code: 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>
RSP: 0018:ffff960cc2df77d8 EFLAGS: 00010293
RAX: 0000000000000000 RBX: ffff8afb87e81280 RCX: 0000000000000224
RDX: ffff8afb9ee37c00 RSI: ffff8afb8da1a578 RDI: ffff8afb87e81280
RBP: ffff8afb83d67000 R08: 0000000000000001 R09: ffff8afb9652f850
R10: ffff960cc2df7908 R11: 0000000000000002 R12: 0000000000000000
R13: ffff8afb8d7688a0 R14: ffff8afb8da1a578 R15: 0000000000000224
FS: 00007f4dac35ce00(0000) GS:ffff8afe30b00000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 0000000000000008 CR3: 000000010ddc6000 CR4: 00000000003506e0
Call Trace:
{
"affected": [],
"aliases": [
"CVE-2024-26700"
],
"database_specific": {
"cwe_ids": [],
"github_reviewed": false,
"github_reviewed_at": null,
"nvd_published_at": "2024-04-03T15:15:53Z",
"severity": null
},
"details": "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 \u003c48\u003e 8\u003e\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 \u003cTASK\u003e\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 \u003c89\u003e c\u003e\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 \u003c/TASK\u003e\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 \u003e\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\u003e\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 \u003c48\u003e 8\u003e\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---",
"id": "GHSA-f6g6-gf5g-h3f3",
"modified": "2024-04-03T15:30:43Z",
"published": "2024-04-03T15:30:43Z",
"references": [
{
"type": "ADVISORY",
"url": "https://nvd.nist.gov/vuln/detail/CVE-2024-26700"
},
{
"type": "WEB",
"url": "https://git.kernel.org/stable/c/01d992088dce3945f70f49f34b0b911c5213c238"
},
{
"type": "WEB",
"url": "https://git.kernel.org/stable/c/5cd7185d2db76c42a9b7e69adad9591d9fca093f"
},
{
"type": "WEB",
"url": "https://git.kernel.org/stable/c/7407c61f43b66e90ad127d0cdd13cbc9d87141a5"
},
{
"type": "WEB",
"url": "https://git.kernel.org/stable/c/e6a7df96facdcf5b1f71eb3ec26f2f9f6ad61e57"
}
],
"schema_version": "1.4.0",
"severity": []
}