CVE-2019-19252

vcs_write in drivers/tty/vt/vc_screen.c in the Linux kernel through 5.3.13 does not prevent write access to vcsu devices, aka CID-0c9acb1af77a.

CVSS v3.0 7.8 HIGH
CVSS v2.0 4.6 MEDIUM

7.8^/10

CVSS v3.0 : HIGH

Vector :

Exploitability : 1.8 / Impact : 5.9

Attack Vector LOCAL

Attack Complexity LOW

Privileges Required LOW

User Interaction NONE

Confidentiality Impact HIGH

Integrity Impact HIGH

Availability Impact HIGH

Scope UNCHANGED

4.6^/10

CVSS v2.0 : MEDIUM

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

Exploitability : 3.9 / Impact : 6.4

Access Vector LOCAL

Access Complexity LOW

Authentication NONE

Confidentiality Impact PARTIAL

Integrity Impact PARTIAL

Availability Impact PARTIAL

References

Link	Resource
https://lore.kernel.org/lkml/c30fc539-68a8-65d7-226c-6f8e6fd8bdfb@suse.com/	Patch Vendor Advisory
https://git.kernel.org/pub/scm/linux/kernel/git/gregkh/tty.git/commit/?h=tty-testing&id=0c9acb1af77a3cb8707e43f45b72c95266903cee	Patch Vendor Advisory
https://security.netapp.com/advisory/ntap-20200103-0001/
https://usn.ubuntu.com/4258-1/
https://usn.ubuntu.com/4284-1/

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Configurations

Configuration 1 (hide)

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

Information

Published : 2019-11-25 10:15

Updated : 2020-01-03 03:15

NVD link : CVE-2019-19252

Mitre link : CVE-2019-19252

JSON object : View

CWE

CWE-125

Out-of-bounds Read

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Products Affected

linux

linux_kernel

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