Executive Summary

Informations
Name CVE-2018-20855 First vendor Publication 2019-07-26
Vendor Cve Last vendor Modification 2019-11-20

Security-Database Scoring CVSS v3

Cvss vector : CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N
Overall CVSS Score 3.3
Base Score 3.3 Environmental Score 3.3
impact SubScore 1.4 Temporal Score 3.3
Exploitabality Sub Score 1.8
 
Attack Vector Local Attack Complexity Low
Privileges Required Low User Interaction None
Scope Unchanged Confidentiality Impact Low
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

An issue was discovered in the Linux kernel before 4.18.7. In create_qp_common in drivers/infiniband/hw/mlx5/qp.c, mlx5_ib_create_qp_resp was never initialized, resulting in a leak of stack memory to userspace.

Original Source

Url : http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2018-20855

CWE : Common Weakness Enumeration

% Id Name
100 % CWE-119 Failure to Constrain Operations within the Bounds of a Memory Buffer

CPE : Common Platform Enumeration

TypeDescriptionCount
Application 1
Application 1
Application 1
Application 1
Application 1
Os 3164
Os 2

Sources (Detail)

Source Url
CONFIRM https://security.netapp.com/advisory/ntap-20190905-0002/
MISC https://cdn.kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.18.7
https://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=06...
https://github.com/torvalds/linux/commit/0625b4ba1a5d4703c7fb01c497bd6c156908...
SUSE http://lists.opensuse.org/opensuse-security-announce/2019-08/msg00055.html
http://lists.opensuse.org/opensuse-security-announce/2019-08/msg00056.html

Alert History

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Date Informations
2024-03-12 12:51:50
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2021-12-11 12:35:17
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2021-08-19 12:30:38
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2021-05-25 12:29:03
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2021-04-22 02:29:20
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2021-03-27 01:26:13
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2020-12-12 12:22:59
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2020-12-05 12:24:25
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2020-09-25 01:22:13
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2020-08-11 12:22:11
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2020-07-30 01:22:49
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2020-05-24 01:25:31
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2020-05-23 02:15:23
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2019-08-17 00:19:25
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2019-08-01 17:19:25
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2019-07-26 17:19:21
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2019-07-26 13:19:28
  • First insertion