Executive Summary

Informations
Name CVE-2021-29626 First vendor Publication 2021-04-07
Vendor Cve Last vendor Modification 2024-11-21

Security-Database Scoring CVSS v3

Cvss vector : CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N
Overall CVSS Score 5.5
Base Score 5.5 Environmental Score 5.5
impact SubScore 3.6 Temporal Score 5.5
Exploitabality Sub Score 1.8
 
Attack Vector Local Attack Complexity Low
Privileges Required Low User Interaction None
Scope Unchanged Confidentiality Impact High
Integrity Impact None Availability Impact None
Calculate full CVSS 3.0 Vectors scores

Security-Database Scoring CVSS v2

Cvss vector : (AV:L/AC:L/Au:N/C:P/I:N/A:N)
Cvss Base Score 2.1 Attack Range Local
Cvss Impact Score 2.9 Attack Complexity Low
Cvss Expoit Score 3.9 Authentication None Required
Calculate full CVSS 2.0 Vectors scores

Detail

In FreeBSD 13.0-STABLE before n245117, 12.2-STABLE before r369551, 11.4-STABLE before r369559, 13.0-RC5 before p1, 12.2-RELEASE before p6, and 11.4-RELEASE before p9, copy-on-write logic failed to invalidate shared memory page mappings between multiple processes allowing an unprivileged process to maintain a mapping after it is freed, allowing the process to read private data belonging to other processes or the kernel.

Original Source

Url : http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-29626

CWE : Common Weakness Enumeration

% Id Name
100 % CWE-416 Use After Free

CPE : Common Platform Enumeration

TypeDescriptionCount
Os 493

Sources (Detail)

https://security.FreeBSD.org/advisories/FreeBSD-SA-21:08.vm.asc
https://security.netapp.com/advisory/ntap-20210423-0008/
Source Url

Alert History

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Date Informations
2024-11-28 13:55:26
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2024-08-02 13:24:19
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2024-08-02 01:25:11
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2024-02-16 13:13:19
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2024-02-15 02:18:22
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2024-02-02 02:24:37
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2024-02-01 12:23:30
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2024-01-13 02:16:39
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2023-09-05 13:18:55
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2023-09-05 01:23:03
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2023-09-02 13:17:34
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2023-09-02 01:23:24
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2023-08-12 13:23:33
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2023-08-12 01:22:36
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2023-08-11 13:15:54
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2023-08-11 01:23:20
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2023-08-06 13:13:55
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2023-08-06 01:22:21
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2023-08-04 13:14:17
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2023-08-04 01:22:41
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2023-07-14 13:14:19
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2023-07-14 01:22:30
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2023-03-29 02:16:33
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2023-03-28 12:22:43
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2022-12-15 01:58:48
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2022-10-11 13:06:23
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2022-10-11 01:22:14
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2022-09-15 02:06:40
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2022-05-27 17:27:30
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2021-09-11 01:43:26
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2021-06-11 01:39:42
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2021-06-10 01:39:58
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2021-05-05 01:42:48
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2021-05-04 14:10:03
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2021-04-23 12:10:24
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2021-04-22 00:23:29
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2021-04-16 21:23:16
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2021-04-07 21:23:31
  • First insertion