Executive Summary
| Informations | |||
|---|---|---|---|
| Name | CVE-2021-20317 | First vendor Publication | 2021-09-27 |
| Vendor | Cve | Last vendor Modification | 2022-03-10 |
Security-Database Scoring CVSS v3
| Cvss vector : CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:N/I:N/A:H | |||
|---|---|---|---|
| Overall CVSS Score | 4.4 | ||
| Base Score | 4.4 | Environmental Score | 4.4 |
| impact SubScore | 3.6 | Temporal Score | 4.4 |
| Exploitabality Sub Score | 0.8 | ||
| Attack Vector | Local | Attack Complexity | Low |
| Privileges Required | High | User Interaction | None |
| Scope | Unchanged | Confidentiality Impact | None |
| Integrity Impact | None | Availability Impact | High |
| Calculate full CVSS 3.0 Vectors scores | |||
Security-Database Scoring CVSS v2
| Cvss vector : (AV:L/AC:L/Au:N/C:N/I:N/A:C) | |||
|---|---|---|---|
| Cvss Base Score | 4.9 | Attack Range | Local |
| Cvss Impact Score | 6.9 | Attack Complexity | Low |
| Cvss Expoit Score | 3.9 | Authentication | None Required |
| Calculate full CVSS 2.0 Vectors scores | |||
Detail
| A flaw was found in the Linux kernel. A corrupted timer tree caused the task wakeup to be missing in the timerqueue_add function in lib/timerqueue.c. This flaw allows a local attacker with special user privileges to cause a denial of service, slowing and eventually stopping the system while running OSP. |
Original Source
| Url : http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-20317 |
CWE : Common Weakness Enumeration
| % | Id | Name |
|---|---|---|
| 100 % | CWE-665 | Improper Initialization |
CPE : Common Platform Enumeration
Sources (Detail)
Alert History
| Date | Informations |
|---|---|
| 2022-03-10 21:23:21 |
|
| 2022-02-01 01:48:17 |
|
| 2021-12-21 17:23:12 |
|
| 2021-12-17 09:23:04 |
|
| 2021-12-11 12:49:25 |
|
| 2021-12-11 01:46:14 |
|
| 2021-10-06 00:22:55 |
|
| 2021-09-27 17:22:52 |
|
