Executive Summary

Informations
Name CVE-2019-16921 First vendor Publication 2019-09-27
Vendor Cve Last vendor Modification 2019-09-27

Security-Database Scoring CVSS v3

Cvss vector : CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
Overall CVSS Score 7.5
Base Score 7.5 Environmental Score 7.5
impact SubScore 3.6 Temporal Score 7.5
Exploitabality Sub Score 3.9
 
Attack Vector Network Attack Complexity Low
Privileges Required None 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:N/AC:L/Au:N/C:P/I:N/A:N)
Cvss Base Score 5 Attack Range Network
Cvss Impact Score 2.9 Attack Complexity Low
Cvss Expoit Score 10 Authentication None Required
Calculate full CVSS 2.0 Vectors scores

Detail

In the Linux kernel before 4.17, hns_roce_alloc_ucontext in drivers/infiniband/hw/hns/hns_roce_main.c does not initialize the resp data structure, which might allow attackers to obtain sensitive information from kernel stack memory, aka CID-df7e40425813.

Original Source

Url : http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2019-16921

CWE : Common Weakness Enumeration

% Id Name
100 % CWE-665 Improper Initialization

CPE : Common Platform Enumeration

TypeDescriptionCount
Os 3118

Sources (Detail)

Source Url
MISC https://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=df...
https://github.com/torvalds/linux/commit/df7e40425813c50cd252e6f5e348a81ef1ac...

Alert History

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Date Informations
2020-08-11 12:24:49
  • Multiple Updates
2020-08-08 01:24:37
  • Multiple Updates
2020-08-07 12:25:05
  • Multiple Updates
2020-08-07 01:25:49
  • Multiple Updates
2020-08-01 12:24:41
  • Multiple Updates
2020-07-30 01:25:34
  • Multiple Updates
2020-05-23 02:26:16
  • Multiple Updates
2019-09-30 21:20:07
  • Multiple Updates
2019-09-28 12:11:45
  • Multiple Updates
2019-09-28 12:11:09
  • Multiple Updates
2019-09-27 17:19:28
  • First insertion