Executive Summary

Informations
Name CVE-2020-29534 First vendor Publication 2020-12-03
Vendor Cve Last vendor Modification 2021-06-02

Security-Database Scoring CVSS v3

Cvss vector : CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Overall CVSS Score 7.8
Base Score 7.8 Environmental Score 7.8
impact SubScore 5.9 Temporal Score 7.8
Exploitabality Sub Score 1.8
 
Attack Vector Local Attack Complexity Low
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:L/Au:N/C:C/I:C/A:C)
Cvss Base Score 7.2 Attack Range Local
Cvss Impact Score 10 Attack Complexity Low
Cvss Expoit Score 3.9 Authentication None Required
Calculate full CVSS 2.0 Vectors scores

Detail

An issue was discovered in the Linux kernel before 5.9.3. io_uring takes a non-refcounted reference to the files_struct of the process that submitted a request, causing execve() to incorrectly optimize unshare_fd(), aka CID-0f2122045b94.

Original Source

Url : http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-29534

CPE : Common Platform Enumeration

TypeDescriptionCount
Application 1
Os 3402

Sources (Detail)

Source Url
MISC https://bugs.chromium.org/p/project-zero/issues/detail?id=2089
https://cdn.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.9.3
https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id...

Alert History

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Date Informations
2024-03-12 13:07:39
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2022-10-11 12:58:42
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2022-10-11 01:19:48
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2022-09-09 01:54:21
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2022-03-11 01:49:50
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2022-02-01 01:45:03
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2021-12-11 12:46:10
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2021-12-11 01:43:17
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2021-08-26 12:39:01
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2021-08-24 01:39:35
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2021-08-19 12:39:54
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2021-06-04 17:22:59
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2021-06-03 00:23:05
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2021-06-02 21:23:23
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2021-05-29 01:36:22
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2021-05-25 12:37:48
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2021-05-19 12:35:48
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2021-05-04 13:52:38
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2021-04-22 03:03:29
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2021-03-27 01:34:36
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2021-01-14 01:32:34
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2021-01-13 01:31:24
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2020-12-14 21:23:26
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2020-12-12 09:22:51
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2020-12-08 21:24:22
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2020-12-08 00:22:56
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2020-12-04 00:22:51
  • First insertion