{"dataType":"CVE_RECORD","dataVersion":"5.1","cveMetadata":{"cveId":"CVE-2021-47133","assignerOrgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","state":"PUBLISHED","assignerShortName":"Linux","dateReserved":"2024-03-04T18:12:48.840Z","datePublished":"2024-03-15T20:14:36.044Z","dateUpdated":"2025-05-04T07:04:47.360Z"},"containers":{"cna":{"providerMetadata":{"orgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","shortName":"Linux","dateUpdated":"2025-05-04T07:04:47.360Z"},"descriptions":[{"lang":"en","value":"In the Linux kernel, the following vulnerability has been resolved:\n\nHID: amd_sfh: Fix memory leak in amd_sfh_work\n\nKmemleak tool detected a memory leak in the amd_sfh driver.\n\n====================\nunreferenced object 0xffff88810228ada0 (size 32):\n  comm \"insmod\", pid 3968, jiffies 4295056001 (age 775.792s)\n  hex dump (first 32 bytes):\n    00 20 73 1f 81 88 ff ff 00 01 00 00 00 00 ad de  . s.............\n    22 01 00 00 00 00 ad de 01 00 02 00 00 00 00 00  \"...............\n  backtrace:\n    [<000000007b4c8799>] kmem_cache_alloc_trace+0x163/0x4f0\n    [<0000000005326893>] amd_sfh_get_report+0xa4/0x1d0 [amd_sfh]\n    [<000000002a9e5ec4>] amdtp_hid_request+0x62/0x80 [amd_sfh]\n    [<00000000b8a95807>] sensor_hub_get_feature+0x145/0x270 [hid_sensor_hub]\n    [<00000000fda054ee>] hid_sensor_parse_common_attributes+0x215/0x460 [hid_sensor_iio_common]\n    [<0000000021279ecf>] hid_accel_3d_probe+0xff/0x4a0 [hid_sensor_accel_3d]\n    [<00000000915760ce>] platform_probe+0x6a/0xd0\n    [<0000000060258a1f>] really_probe+0x192/0x620\n    [<00000000fa812f2d>] driver_probe_device+0x14a/0x1d0\n    [<000000005e79f7fd>] __device_attach_driver+0xbd/0x110\n    [<0000000070d15018>] bus_for_each_drv+0xfd/0x160\n    [<0000000013a3c312>] __device_attach+0x18b/0x220\n    [<000000008c7b4afc>] device_initial_probe+0x13/0x20\n    [<00000000e6e99665>] bus_probe_device+0xfe/0x120\n    [<00000000833fa90b>] device_add+0x6a6/0xe00\n    [<00000000fa901078>] platform_device_add+0x180/0x380\n====================\n\nThe fix is to freeing request_list entry once the processed entry is\nremoved from the request_list."}],"affected":[{"product":"Linux","vendor":"Linux","defaultStatus":"unaffected","repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["drivers/hid/amd-sfh-hid/amd_sfh_client.c"],"versions":[{"version":"4b2c53d93a4bc9d52cc0ec354629cfc9dc217f93","lessThan":"29beadea66a226d744d5ffdcde6b984623053d24","status":"affected","versionType":"git"},{"version":"4b2c53d93a4bc9d52cc0ec354629cfc9dc217f93","lessThan":"5ad755fd2b326aa2bc8910b0eb351ee6aece21b1","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/hid/amd-sfh-hid/amd_sfh_client.c"],"versions":[{"version":"5.11","status":"affected"},{"version":"0","lessThan":"5.11","status":"unaffected","versionType":"semver"},{"version":"5.12.10","lessThanOrEqual":"5.12.*","status":"unaffected","versionType":"semver"},{"version":"5.13","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":"5.11","versionEndExcluding":"5.12.10"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"5.11","versionEndExcluding":"5.13"}]}]}],"references":[{"url":"https://git.kernel.org/stable/c/29beadea66a226d744d5ffdcde6b984623053d24"},{"url":"https://git.kernel.org/stable/c/5ad755fd2b326aa2bc8910b0eb351ee6aece21b1"}],"title":"HID: amd_sfh: Fix memory leak in amd_sfh_work","x_generator":{"engine":"bippy-1.2.0"}},"adp":[{"metrics":[{"other":{"type":"ssvc","content":{"timestamp":"2024-06-21T16:09:29.896332Z","id":"CVE-2021-47133","options":[{"Exploitation":"none"},{"Automatable":"no"},{"Technical Impact":"partial"}],"role":"CISA Coordinator","version":"2.0.3"}}}],"title":"CISA ADP Vulnrichment","providerMetadata":{"orgId":"134c704f-9b21-4f2e-91b3-4a467353bcc0","shortName":"CISA-ADP","dateUpdated":"2024-06-21T16:09:37.925Z"}},{"providerMetadata":{"orgId":"af854a3a-2127-422b-91ae-364da2661108","shortName":"CVE","dateUpdated":"2024-08-04T05:24:39.960Z"},"title":"CVE Program Container","references":[{"url":"https://git.kernel.org/stable/c/29beadea66a226d744d5ffdcde6b984623053d24","tags":["x_transferred"]},{"url":"https://git.kernel.org/stable/c/5ad755fd2b326aa2bc8910b0eb351ee6aece21b1","tags":["x_transferred"]}]}]}}