ghsa-r42v-97m8-w3j8
Vulnerability from github
In the Linux kernel, the following vulnerability has been resolved:
HID: amd_sfh: Fix memory leak in amd_sfh_work
Kmemleak tool detected a memory leak in the amd_sfh driver.
==================== unreferenced object 0xffff88810228ada0 (size 32): comm "insmod", pid 3968, jiffies 4295056001 (age 775.792s) hex dump (first 32 bytes): 00 20 73 1f 81 88 ff ff 00 01 00 00 00 00 ad de . s............. 22 01 00 00 00 00 ad de 01 00 02 00 00 00 00 00 "............... backtrace: [<000000007b4c8799>] kmem_cache_alloc_trace+0x163/0x4f0 [<0000000005326893>] amd_sfh_get_report+0xa4/0x1d0 [amd_sfh] [<000000002a9e5ec4>] amdtp_hid_request+0x62/0x80 [amd_sfh] [<00000000b8a95807>] sensor_hub_get_feature+0x145/0x270 [hid_sensor_hub] [<00000000fda054ee>] hid_sensor_parse_common_attributes+0x215/0x460 [hid_sensor_iio_common] [<0000000021279ecf>] hid_accel_3d_probe+0xff/0x4a0 [hid_sensor_accel_3d] [<00000000915760ce>] platform_probe+0x6a/0xd0 [<0000000060258a1f>] really_probe+0x192/0x620 [<00000000fa812f2d>] driver_probe_device+0x14a/0x1d0 [<000000005e79f7fd>] __device_attach_driver+0xbd/0x110 [<0000000070d15018>] bus_for_each_drv+0xfd/0x160 [<0000000013a3c312>] __device_attach+0x18b/0x220 [<000000008c7b4afc>] device_initial_probe+0x13/0x20 [<00000000e6e99665>] bus_probe_device+0xfe/0x120 [<00000000833fa90b>] device_add+0x6a6/0xe00 [<00000000fa901078>] platform_device_add+0x180/0x380 ====================
The fix is to freeing request_list entry once the processed entry is removed from the request_list.
{
"affected": [],
"aliases": [
"CVE-2021-47133"
],
"database_specific": {
"cwe_ids": [],
"github_reviewed": false,
"github_reviewed_at": null,
"nvd_published_at": "2024-03-15T21:15:07Z",
"severity": null
},
"details": "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 [\u003c000000007b4c8799\u003e] kmem_cache_alloc_trace+0x163/0x4f0\n [\u003c0000000005326893\u003e] amd_sfh_get_report+0xa4/0x1d0 [amd_sfh]\n [\u003c000000002a9e5ec4\u003e] amdtp_hid_request+0x62/0x80 [amd_sfh]\n [\u003c00000000b8a95807\u003e] sensor_hub_get_feature+0x145/0x270 [hid_sensor_hub]\n [\u003c00000000fda054ee\u003e] hid_sensor_parse_common_attributes+0x215/0x460 [hid_sensor_iio_common]\n [\u003c0000000021279ecf\u003e] hid_accel_3d_probe+0xff/0x4a0 [hid_sensor_accel_3d]\n [\u003c00000000915760ce\u003e] platform_probe+0x6a/0xd0\n [\u003c0000000060258a1f\u003e] really_probe+0x192/0x620\n [\u003c00000000fa812f2d\u003e] driver_probe_device+0x14a/0x1d0\n [\u003c000000005e79f7fd\u003e] __device_attach_driver+0xbd/0x110\n [\u003c0000000070d15018\u003e] bus_for_each_drv+0xfd/0x160\n [\u003c0000000013a3c312\u003e] __device_attach+0x18b/0x220\n [\u003c000000008c7b4afc\u003e] device_initial_probe+0x13/0x20\n [\u003c00000000e6e99665\u003e] bus_probe_device+0xfe/0x120\n [\u003c00000000833fa90b\u003e] device_add+0x6a6/0xe00\n [\u003c00000000fa901078\u003e] 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.",
"id": "GHSA-r42v-97m8-w3j8",
"modified": "2024-03-15T21:30:44Z",
"published": "2024-03-15T21:30:44Z",
"references": [
{
"type": "ADVISORY",
"url": "https://nvd.nist.gov/vuln/detail/CVE-2021-47133"
},
{
"type": "WEB",
"url": "https://git.kernel.org/stable/c/29beadea66a226d744d5ffdcde6b984623053d24"
},
{
"type": "WEB",
"url": "https://git.kernel.org/stable/c/5ad755fd2b326aa2bc8910b0eb351ee6aece21b1"
}
],
"schema_version": "1.4.0",
"severity": []
}
Sightings
| Author | Source | Type | Date |
|---|
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