Executive Summary

Informations
Name CVE-2019-15031 First vendor Publication 2019-09-13
Vendor Cve Last vendor Modification 2021-07-21

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:L
Overall CVSS Score 4.4
Base Score 4.4 Environmental Score 4.4
impact SubScore 2.5 Temporal Score 4.4
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 Low
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:P)
Cvss Base Score 3.6 Attack Range Local
Cvss Impact Score 4.9 Attack Complexity Low
Cvss Expoit Score 3.9 Authentication None Required
Calculate full CVSS 2.0 Vectors scores

Detail

In the Linux kernel through 5.2.14 on the powerpc platform, a local user can read vector registers of other users' processes via an interrupt. To exploit the venerability, a local user starts a transaction (via the hardware transactional memory instruction tbegin) and then accesses vector registers. At some point, the vector registers will be corrupted with the values from a different local Linux process, because MSR_TM_ACTIVE is misused in arch/powerpc/kernel/process.c.

Original Source

Url : http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2019-15031

CWE : Common Weakness Enumeration

% Id Name
100 % CWE-662 Insufficient Synchronization

CPE : Common Platform Enumeration

TypeDescriptionCount
Application 1
Os 5
Os 3342
Os 2
Os 2

Sources (Detail)

Source Url
CONFIRM https://security.netapp.com/advisory/ntap-20191004-0001/
MISC http://www.openwall.com/lists/oss-security/2019/09/10/4
https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id...
SUSE http://lists.opensuse.org/opensuse-security-announce/2019-09/msg00064.html
http://lists.opensuse.org/opensuse-security-announce/2019-09/msg00066.html
UBUNTU https://usn.ubuntu.com/4135-1/
https://usn.ubuntu.com/4135-2/

Alert History

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Date Informations
2024-03-12 12:56:50
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2022-10-11 12:48:51
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2022-09-09 01:45:17
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2021-12-11 12:38:53
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2021-08-19 12:33:36
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2021-07-21 17:24:53
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2021-06-03 01:30:42
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2021-05-25 12:31:54
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2021-05-04 13:25:52
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2021-04-22 02:42:27
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2021-03-27 01:28:57
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2020-12-12 12:25:23
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2020-12-05 12:26:57
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2020-09-25 01:24:33
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2020-08-11 12:24:27
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2020-08-07 12:24:42
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2020-07-30 01:25:09
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2020-05-24 01:27:59
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2020-05-23 02:25:10
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2019-10-05 12:11:10
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2019-10-01 01:09:45
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2019-09-25 09:19:47
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2019-09-25 01:11:28
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2019-09-25 01:10:48
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2019-09-24 21:19:23
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2019-09-18 17:19:21
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2019-09-17 00:19:24
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2019-09-13 17:19:25
  • First insertion