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redhatcveRedhat.comRH:CVE-2019-19528
HistoryApr 06, 2020 - 11:04 a.m.

CVE-2019-19528

2020-04-0611:04:32
redhat.com
access.redhat.com
19

6.1 Medium

CVSS3

Attack Vector

PHYSICAL

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

NONE

Availability Impact

HIGH

CVSS:3.1/AV:P/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:H

5.6 Medium

CVSS2

Access Vector

LOCAL

Access Complexity

LOW

Authentication

NONE

Confidentiality Impact

PARTIAL

Integrity Impact

NONE

Availability Impact

COMPLETE

AV:L/AC:L/Au:N/C:P/I:N/A:C

0.001 Low

EPSS

Percentile

47.0%

A use-after-free flaw was found in iowarrior_disconnect in iowarrior USB driver module were a flag was simultaneously modified causing a race between a device open and disconnect. This flaw could allow a physical attacker to cause a denial of service (DoS) attack. This vulnerability could even lead to a kernel information leak problem.

Mitigation

This flaw can be mitigated by preventing the affected USB IO-Warrior driver (iowarrior) kernel module from loading during the boot time, ensure the module is added into the blacklist file.

Refer:    
How do I blacklist a kernel module to prevent it from loading automatically?   
https://access.redhat.com/solutions/41278  

6.1 Medium

CVSS3

Attack Vector

PHYSICAL

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

NONE

Availability Impact

HIGH

CVSS:3.1/AV:P/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:H

5.6 Medium

CVSS2

Access Vector

LOCAL

Access Complexity

LOW

Authentication

NONE

Confidentiality Impact

PARTIAL

Integrity Impact

NONE

Availability Impact

COMPLETE

AV:L/AC:L/Au:N/C:P/I:N/A:C

0.001 Low

EPSS

Percentile

47.0%