Executive Summary

Informations
Name CVE-2021-26708 First vendor Publication 2021-02-05
Vendor Cve Last vendor Modification 2023-11-09

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 local privilege escalation was discovered in the Linux kernel before 5.10.13. Multiple race conditions in the AF_VSOCK implementation are caused by wrong locking in net/vmw_vsock/af_vsock.c. The race conditions were implicitly introduced in the commits that added VSOCK multi-transport support.

Original Source

Url : http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-26708

CWE : Common Weakness Enumeration

% Id Name
100 % CWE-667 Insufficient Locking

CPE : Common Platform Enumeration

TypeDescriptionCount
Application 1
Application 1
Application 1
Application 1
Application 1
Application 1
Os 3408

Sources (Detail)

Source Url
CONFIRM https://security.netapp.com/advisory/ntap-20210312-0008/
MISC https://cdn.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.10.13
https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id...
https://www.openwall.com/lists/oss-security/2021/02/04/5
MLIST http://www.openwall.com/lists/oss-security/2021/02/05/6
http://www.openwall.com/lists/oss-security/2021/04/09/2
http://www.openwall.com/lists/oss-security/2022/01/25/14

Alert History

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Date Informations
2024-03-12 13:15:03
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2023-09-05 13:18:07
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2023-07-14 13:13:35
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2023-06-06 13:06:00
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2023-04-13 02:04:13
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2023-03-29 02:15:51
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2023-03-28 12:22:31
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2023-01-25 02:04:19
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2023-01-20 02:03:33
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2022-10-11 13:05:45
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2022-10-11 01:22:03
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2022-09-09 02:01:43
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2022-07-08 01:58:12
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2022-03-11 01:55:51
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2022-02-26 00:23:17
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2022-02-01 00:23:12
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2022-01-26 09:23:33
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2021-12-11 12:50:57
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2021-12-11 01:47:41
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2021-08-26 12:42:40
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2021-08-24 01:43:12
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2021-08-19 12:43:32
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2021-06-05 01:44:08
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2021-06-04 01:38:52
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2021-06-03 01:39:47
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2021-05-29 01:39:26
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2021-05-25 12:40:54
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2021-05-19 12:38:51
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2021-05-04 14:08:41
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2021-04-22 03:14:44
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2021-04-09 17:23:26
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2021-03-26 12:38:22
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2021-02-11 05:22:56
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2021-02-06 00:23:01
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2021-02-05 21:23:33
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2021-02-05 17:22:58
  • First insertion