Executive Summary

Informations
Name CVE-2019-19768 First vendor Publication 2019-12-12
Vendor Cve Last vendor Modification 2020-06-10

Security-Database Scoring CVSS v3

Cvss vector : CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
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 None
Integrity Impact None Availability Impact High
Calculate full CVSS 3.0 Vectors scores

Security-Database Scoring CVSS v2

Cvss vector : (AV:N/AC:L/Au:N/C:N/I:N/A:P)
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 5.4.0-rc2, there is a use-after-free (read) in the __blk_add_trace function in kernel/trace/blktrace.c (which is used to fill out a blk_io_trace structure and place it in a per-cpu sub-buffer).

Original Source

Url : http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2019-19768

CWE : Common Weakness Enumeration

% Id Name
100 % CWE-416 Use After Free

CPE : Common Platform Enumeration

TypeDescriptionCount
Os 3

Sources (Detail)

Source Url
CONFIRM https://security.netapp.com/advisory/ntap-20200103-0001/
DEBIAN https://www.debian.org/security/2020/dsa-4698
MISC https://bugzilla.kernel.org/show_bug.cgi?id=205711
MLIST https://lists.debian.org/debian-lts-announce/2020/06/msg00011.html
https://lists.debian.org/debian-lts-announce/2020/06/msg00012.html
https://lists.debian.org/debian-lts-announce/2020/06/msg00013.html
SUSE http://lists.opensuse.org/opensuse-security-announce/2020-03/msg00039.html
UBUNTU https://usn.ubuntu.com/4342-1/
https://usn.ubuntu.com/4344-1/
https://usn.ubuntu.com/4345-1/
https://usn.ubuntu.com/4346-1/

Alert History

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Date Informations
2021-05-04 13:35:21
  • Multiple Updates
2021-04-22 02:48:04
  • Multiple Updates
2020-06-11 05:22:39
  • Multiple Updates
2020-06-11 01:27:53
  • Multiple Updates
2020-06-11 01:24:43
  • Multiple Updates
2020-06-10 17:22:47
  • Multiple Updates
2020-06-10 09:22:55
  • Multiple Updates
2020-05-23 02:28:48
  • First insertion