CVE-2019-19965

In the Linux kernel through 5.4.6, there is a NULL pointer dereference in drivers/scsi/libsas/sas_discover.c because of mishandling of port disconnection during discovery, related to a PHY down race condition, aka CID-f70267f379b5.

CVSS v3.0 4.7 MEDIUM
CVSS v2.0 1.9 LOW

4.7^/10

CVSS v3.0 : MEDIUM

Vector :

Exploitability : 1.0 / Impact : 3.6

Attack Vector LOCAL

Attack Complexity HIGH

Privileges Required LOW

User Interaction NONE

Confidentiality Impact NONE

Integrity Impact NONE

Availability Impact HIGH

Scope UNCHANGED

1.9^/10

CVSS v2.0 : LOW

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

Exploitability : 3.4 / Impact : 2.9

Access Vector LOCAL

Access Complexity MEDIUM

Authentication NONE

Confidentiality Impact NONE

Integrity Impact NONE

Availability Impact PARTIAL

References

Link	Resource
https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=f70267f379b5e5e11bdc5d72a56bf17e5feed01f	Exploit Patch Vendor Advisory
https://lists.debian.org/debian-lts-announce/2020/01/msg00013.html
https://security.netapp.com/advisory/ntap-20200204-0002/
https://usn.ubuntu.com/4285-1/
https://usn.ubuntu.com/4287-1/
https://usn.ubuntu.com/4286-2/
https://usn.ubuntu.com/4287-2/
https://lists.debian.org/debian-lts-announce/2020/03/msg00001.html
https://usn.ubuntu.com/4284-1/
https://usn.ubuntu.com/4286-1/
http://lists.opensuse.org/opensuse-security-announce/2020-03/msg00021.html

Configurations

Configuration 1 (hide)

cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*

Information

Published : 2019-12-25 04:15

Updated : 2021-07-21 11:39

NVD link : CVE-2019-19965

Mitre link : CVE-2019-19965

JSON object : View

Products Affected

linux

linux_kernel

CWE

CWE-362

Concurrent Execution using Shared Resource with Improper Synchronization ('Race Condition')

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