Executive Summary
| Informations | |||
|---|---|---|---|
| Name | CVE-2021-3640 | First vendor Publication | 2022-03-03 |
| Vendor | Cve | Last vendor Modification | 2023-11-07 |
Security-Database Scoring CVSS v3
| Cvss vector : CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H | |||
|---|---|---|---|
| Overall CVSS Score | 7 | ||
| Base Score | 7 | Environmental Score | 7 |
| impact SubScore | 5.9 | Temporal Score | 7 |
| Exploitabality Sub Score | 1 | ||
| Attack Vector | Local | Attack Complexity | High |
| Privileges Required | Low | 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:C/I:C/A:C) | |||
|---|---|---|---|
| Cvss Base Score | 6.9 | Attack Range | Local |
| Cvss Impact Score | 10 | Attack Complexity | Medium |
| Cvss Expoit Score | 3.4 | Authentication | None Required |
| Calculate full CVSS 2.0 Vectors scores | |||
Detail
| A flaw use-after-free in function sco_sock_sendmsg() of the Linux kernel HCI subsystem was found in the way user calls ioct UFFDIO_REGISTER or other way triggers race condition of the call sco_conn_del() together with the call sco_sock_sendmsg() with the expected controllable faulting memory page. A privileged local user could use this flaw to crash the system or escalate their privileges on the system. |
Original Source
| Url : http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-3640 |
CWE : Common Weakness Enumeration
| % | Id | Name |
|---|---|---|
| 100 % | CWE-362 | Race Condition |
CPE : Common Platform Enumeration
Sources (Detail)
Alert History
| Date | Informations |
|---|---|
| 2024-03-12 13:18:19 |
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| 2024-02-02 02:27:14 |
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| 2024-02-01 12:24:20 |
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| 2024-01-12 02:19:53 |
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| 2023-12-29 02:17:57 |
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| 2023-11-22 02:17:21 |
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| 2023-11-07 21:32:43 |
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| 2023-10-05 21:27:49 |
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| 2023-09-29 13:12:03 |
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| 2023-09-05 13:21:30 |
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| 2023-09-05 01:23:50 |
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| 2023-09-02 13:20:03 |
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| 2023-09-02 01:24:12 |
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| 2023-08-12 05:28:36 |
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| 2023-08-12 01:23:26 |
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| 2023-08-11 13:18:24 |
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| 2023-08-11 01:24:12 |
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| 2023-08-06 13:16:21 |
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| 2023-08-06 01:23:10 |
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| 2023-08-04 13:16:43 |
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| 2023-08-04 01:23:31 |
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| 2023-07-14 13:16:47 |
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| 2023-07-14 01:23:19 |
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| 2023-06-06 13:08:52 |
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| 2023-05-17 13:02:28 |
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| 2023-04-13 02:06:56 |
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| 2023-03-29 02:18:54 |
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| 2023-03-28 12:23:32 |
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| 2023-03-25 02:06:46 |
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| 2023-02-13 05:27:34 |
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| 2023-02-03 05:27:38 |
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| 2023-02-02 21:27:40 |
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| 2023-01-25 02:07:00 |
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| 2023-01-20 02:06:30 |
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| 2022-10-11 13:08:30 |
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| 2022-10-11 01:22:59 |
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| 2022-09-09 02:06:37 |
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| 2022-06-24 02:00:01 |
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| 2022-06-23 01:59:38 |
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| 2022-04-28 02:05:28 |
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| 2022-04-20 00:23:10 |
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| 2022-03-31 01:56:51 |
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| 2022-03-17 09:22:57 |
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| 2022-03-10 21:22:58 |
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| 2022-03-04 17:22:55 |
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| 2022-03-04 05:22:55 |
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