178 lines
8.2 KiB
JSON
178 lines
8.2 KiB
JSON
{
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"dataType": "CVE_RECORD",
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"dataVersion": "5.2",
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"cveMetadata": {
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"cveId": "CVE-2021-47042",
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"assignerOrgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
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"state": "PUBLISHED",
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"assignerShortName": "Linux",
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"dateReserved": "2024-02-27T18:42:55.969Z",
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"datePublished": "2024-02-28T08:13:47.809Z",
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"dateUpdated": "2026-05-11T13:46:50.069Z"
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},
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},
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"descriptions": [
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{
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"lang": "en",
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"value": "In the Linux kernel, the following vulnerability has been resolved:\n\ndrm/amd/display: Free local data after use\n\nFixes the following memory leak in dc_link_construct():\n\nunreferenced object 0xffffa03e81471400 (size 1024):\ncomm \"amd_module_load\", pid 2486, jiffies 4294946026 (age 10.544s)\nhex dump (first 32 bytes):\n00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................\n00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................\nbacktrace:\n[<000000000bdf5c4a>] kmem_cache_alloc_trace+0x30a/0x4a0\n[<00000000e7c59f0e>] link_create+0xce/0xac0 [amdgpu]\n[<000000002fb6c072>] dc_create+0x370/0x720 [amdgpu]\n[<000000000094d1f3>] amdgpu_dm_init+0x18e/0x17a0 [amdgpu]\n[<00000000bec048fd>] dm_hw_init+0x12/0x20 [amdgpu]\n[<00000000a2bb7cf6>] amdgpu_device_init+0x1463/0x1e60 [amdgpu]\n[<0000000032d3bb13>] amdgpu_driver_load_kms+0x5b/0x330 [amdgpu]\n[<00000000a27834f9>] amdgpu_pci_probe+0x192/0x280 [amdgpu]\n[<00000000fec7d291>] local_pci_probe+0x47/0xa0\n[<0000000055dbbfa7>] pci_device_probe+0xe3/0x180\n[<00000000815da970>] really_probe+0x1c4/0x4e0\n[<00000000b4b6974b>] driver_probe_device+0x62/0x150\n[<000000000f9ecc61>] device_driver_attach+0x58/0x60\n[<000000000f65c843>] __driver_attach+0xd6/0x150\n[<000000002f5e3683>] bus_for_each_dev+0x6a/0xc0\n[<00000000a1cfc897>] driver_attach+0x1e/0x20"
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}
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],
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"affected": [
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{
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"product": "Linux",
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"vendor": "Linux",
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"defaultStatus": "unaffected",
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"repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
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"programFiles": [
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"drivers/gpu/drm/amd/display/dc/core/dc_link.c"
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],
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{
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"drivers/gpu/drm/amd/display/dc/core/dc_link.c"
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{
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"version": "5.12",
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"version": "0",
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"status": "unaffected",
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"versionType": "semver"
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},
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{
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"version": "5.12.4",
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"lessThanOrEqual": "5.12.*",
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"status": "unaffected",
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},
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{
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"version": "5.13",
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"lessThanOrEqual": "*",
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"status": "unaffected",
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"versionType": "original_commit_for_fix"
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]
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"versionStartIncluding": "5.12",
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"versionEndExcluding": "5.12.4"
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{
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}
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"title": "drm/amd/display: Free local data after use",
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"dateUpdated": "2024-08-04T05:24:39.499Z"
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"title": "CVE Program Container",
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{
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"type": "ssvc",
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"content": {
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"id": "CVE-2021-47042",
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"role": "CISA Coordinator",
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"options": [
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{
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"Exploitation": "none"
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},
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{
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"Automatable": "no"
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"Technical Impact": "partial"
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"version": "2.0.3",
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"timestamp": "2024-09-10T15:57:44.782253Z"
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}
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],
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"title": "CISA ADP Vulnrichment",
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