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CVE-2017-18079

Good to know:

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Date: January 29, 2018

drivers/input/serio/i8042.c in the Linux kernel before 4.12.4 allows attackers to cause a denial of service (NULL pointer dereference and system crash) or possibly have unspecified other impact because the port->exists value can change after it is validated.

Language: C

Severity Score

Related Resources (10)

https://www.kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.12.4
https://people.canonical.com/~ubuntu-security/cve/CVE-2017-18079
https://access.redhat.com/security/cve/CVE-2017-18079
https://github.com/torvalds/linux/commit/340d394a789518018f834ff70f7534fc463d3226
https://usn.ubuntu.com/3655-1/
http://www.securityfocus.com/bid/102895
https://usn.ubuntu.com/3655-2/
https://nvd.nist.gov/vuln/detail/CVE-2017-18079
http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=340d394a789518018f834ff70f7534fc463d3226
https://www.mend.io/vulnerability-database/CVE-2017-18079

Severity Score

Weakness Type (CWE)

NULL Pointer Dereference

CWE-476

Top Fix

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CVSS v3.1

Base Score:
Attack Vector (AV): LOCAL
Attack Complexity (AC): LOW
Privileges Required (PR): LOW
User Interaction (UI): NONE
Scope (S): UNCHANGED
Confidentiality (C): HIGH
Integrity (I): HIGH
Availability (A): HIGH

CVSS v2

Base Score:
Access Vector (AV): LOCAL
Access Complexity (AC): LOW
Authentication (AU): NONE
Confidentiality (C): COMPLETE
Integrity (I): COMPLETE
Availability (A): COMPLETE
Additional information:

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