Executive Summary
| Informations | |||
|---|---|---|---|
| Name | CVE-2021-37159 | First vendor Publication | 2021-07-21 |
| Vendor | Cve | Last vendor Modification | 2021-09-21 |
Security-Database Scoring CVSS v3
| Cvss vector : CVSS:3.1/AV:P/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H | |||
|---|---|---|---|
| Overall CVSS Score | 6.4 | ||
| Base Score | 6.4 | Environmental Score | 6.4 |
| impact SubScore | 5.9 | Temporal Score | 6.4 |
| Exploitabality Sub Score | 0.5 | ||
| Attack Vector | Physical | Attack Complexity | High |
| Privileges Required | None | User Interaction | None |
| Scope | Unchanged | Confidentiality Impact | High |
| Integrity Impact | High | Availability Impact | High |
| Calculate full CVSS 3.0 Vectors scores | |||
Security-Database Scoring CVSS v2
| Cvss vector : (AV:L/AC:M/Au:N/C:P/I:P/A:P) | |||
|---|---|---|---|
| Cvss Base Score | 4.4 | Attack Range | Local |
| Cvss Impact Score | 6.4 | Attack Complexity | Medium |
| Cvss Expoit Score | 3.4 | Authentication | None Required |
| Calculate full CVSS 2.0 Vectors scores | |||
Detail
| hso_free_net_device in drivers/net/usb/hso.c in the Linux kernel through 5.13.4 calls unregister_netdev without checking for the NETREG_REGISTERED state, leading to a use-after-free and a double free. |
Original Source
| Url : http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-37159 |
CWE : Common Weakness Enumeration
| % | Id | Name |
|---|---|---|
| 50 % | CWE-416 | Use After Free |
| 50 % | CWE-415 | Double Free |
CPE : Common Platform Enumeration
Sources (Detail)
| Source | Url |
|---|---|
| CONFIRM | https://security.netapp.com/advisory/ntap-20210819-0003/ |
| MISC | https://www.spinics.net/lists/linux-usb/msg202228.html |
Alert History
| Date | Informations |
|---|---|
| 2021-09-21 21:23:33 |
|
| 2021-08-26 09:23:00 |
|
| 2021-08-25 00:23:01 |
|
| 2021-08-24 00:23:00 |
|
| 2021-08-19 17:22:58 |
|
| 2021-08-19 12:44:27 |
|
| 2021-08-05 21:23:15 |
|
| 2021-07-29 21:23:12 |
|
| 2021-07-21 21:23:10 |
|
