| { |
| "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: Skip Recompute DSC Params if no Stream on Link\n\n[why]\nEncounter NULL pointer dereference uner mst + dsc setup.\n\nBUG: kernel NULL pointer dereference, address: 0000000000000008\n PGD 0 P4D 0\n Oops: 0000 [#1] PREEMPT SMP NOPTI\n CPU: 4 PID: 917 Comm: sway Not tainted 6.3.9-arch1-1 #1 124dc55df4f5272ccb409f39ef4872fc2b3376a2\n Hardware name: LENOVO 20NKS01Y00/20NKS01Y00, BIOS R12ET61W(1.31 ) 07/28/2022\n RIP: 0010:drm_dp_atomic_find_time_slots+0x5e/0x260 [drm_display_helper]\n 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>\n RSP: 0018:ffff960cc2df77d8 EFLAGS: 00010293\n RAX: 0000000000000000 RBX: ffff8afb87e81280 RCX: 0000000000000224\n RDX: ffff8afb9ee37c00 RSI: ffff8afb8da1a578 RDI: ffff8afb87e81280\n RBP: ffff8afb83d67000 R08: 0000000000000001 R09: ffff8afb9652f850\n R10: ffff960cc2df7908 R11: 0000000000000002 R12: 0000000000000000\n R13: ffff8afb8d7688a0 R14: ffff8afb8da1a578 R15: 0000000000000224\n FS: 00007f4dac35ce00(0000) GS:ffff8afe30b00000(0000) knlGS:0000000000000000\n CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033\n CR2: 0000000000000008 CR3: 000000010ddc6000 CR4: 00000000003506e0\n Call 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\n[how]\ndsc recompute should be skipped if no mode change detected on the new\nrequest. If detected, keep checking whether the stream is already on\ncurrent state or not.\n\n(cherry picked from commit 8151a6c13111b465dbabe07c19f572f7cbd16fef)" |
| } |
| ], |
| "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_mst_types.c" |
| ], |
| "versions": [ |
| { |
| "version": "a550bb165b3f9ed92d6c335e1ea191bf28bb4e0f", |
| "lessThan": "282f0a482ee61d5e863512f3c4fcec90216c20d9", |
| "status": "affected", |
| "versionType": "git" |
| }, |
| { |
| "version": "a550bb165b3f9ed92d6c335e1ea191bf28bb4e0f", |
| "lessThan": "718d83f66fb07b2cab89a1fc984613a00e3db18f", |
| "status": "affected", |
| "versionType": "git" |
| }, |
| { |
| "version": "a550bb165b3f9ed92d6c335e1ea191bf28bb4e0f", |
| "lessThan": "70275bb960c71d313254473d38c14e7101cee5ad", |
| "status": "affected", |
| "versionType": "git" |
| }, |
| { |
| "version": "a550bb165b3f9ed92d6c335e1ea191bf28bb4e0f", |
| "lessThan": "50e376f1fe3bf571d0645ddf48ad37eb58323919", |
| "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_mst_types.c" |
| ], |
| "versions": [ |
| { |
| "version": "5.16", |
| "status": "affected" |
| }, |
| { |
| "version": "0", |
| "lessThan": "5.16", |
| "status": "unaffected", |
| "versionType": "semver" |
| }, |
| { |
| "version": "6.1.105", |
| "lessThanOrEqual": "6.1.*", |
| "status": "unaffected", |
| "versionType": "semver" |
| }, |
| { |
| "version": "6.6.46", |
| "lessThanOrEqual": "6.6.*", |
| "status": "unaffected", |
| "versionType": "semver" |
| }, |
| { |
| "version": "6.10.5", |
| "lessThanOrEqual": "6.10.*", |
| "status": "unaffected", |
| "versionType": "semver" |
| }, |
| { |
| "version": "6.11", |
| "lessThanOrEqual": "*", |
| "status": "unaffected", |
| "versionType": "original_commit_for_fix" |
| } |
| ] |
| } |
| ], |
| "cpeApplicability": [ |
| { |
| "nodes": [ |
| { |
| "operator": "OR", |
| "negate": false, |
| "cpeMatch": [ |
| { |
| "vulnerable": true, |
| "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", |
| "versionStartIncluding": "5.16", |
| "versionEndExcluding": "6.1.105" |
| }, |
| { |
| "vulnerable": true, |
| "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", |
| "versionStartIncluding": "5.16", |
| "versionEndExcluding": "6.6.46" |
| }, |
| { |
| "vulnerable": true, |
| "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", |
| "versionStartIncluding": "5.16", |
| "versionEndExcluding": "6.10.5" |
| }, |
| { |
| "vulnerable": true, |
| "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", |
| "versionStartIncluding": "5.16", |
| "versionEndExcluding": "6.11" |
| } |
| ] |
| } |
| ] |
| } |
| ], |
| "references": [ |
| { |
| "url": "https://git.kernel.org/stable/c/282f0a482ee61d5e863512f3c4fcec90216c20d9" |
| }, |
| { |
| "url": "https://git.kernel.org/stable/c/718d83f66fb07b2cab89a1fc984613a00e3db18f" |
| }, |
| { |
| "url": "https://git.kernel.org/stable/c/70275bb960c71d313254473d38c14e7101cee5ad" |
| }, |
| { |
| "url": "https://git.kernel.org/stable/c/50e376f1fe3bf571d0645ddf48ad37eb58323919" |
| } |
| ], |
| "title": "drm/amd/display: Skip Recompute DSC Params if no Stream on Link", |
| "x_generator": { |
| "engine": "bippy-1.2.0" |
| } |
| } |
| }, |
| "cveMetadata": { |
| "assignerOrgId": "f4215fc3-5b6b-47ff-a258-f7189bd81038", |
| "cveID": "CVE-2024-43895", |
| "requesterUserId": "gregkh@kernel.org", |
| "serial": "1", |
| "state": "PUBLISHED" |
| }, |
| "dataType": "CVE_RECORD", |
| "dataVersion": "5.0" |
| } |
