CVE-2017-18079
HIGH
7.8
CVSS Score
Published: January 29, 2018 at 05:00 AM UTC
Updated: June 17, 2026 at 01:12 AM UTC
2 products affected across 2 vendorsLinux KernelUbuntu Linux
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Severity
HIGH7.8
Exploit prediction
EPSS 0.4%
Description
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.
Affected
Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.
Ubuntu Linux· Canonicalrubygems
95%v < 3.2.943.17 ≤ v < 3.18.633.19 ≤ v < 4.1.443.3 ≤ v < 3.16.494.10 ≤ v < 4.12.44.2 ≤ v < 4.4.794.5 ≤ v < 4.9.40
Affected range stops below 3.16.49, so it looks safe — our inference, not a vendor statement
Affected range stops below 3.18.63, so it looks safe — our inference, not a vendor statement
Affected range stops below 3.2.94, so it looks safe — our inference, not a vendor statement
Affected range stops below 4.1.44, so it looks safe — our inference, not a vendor statement
Affected range stops below 4.12.4, so it looks safe — our inference, not a vendor statement
Affected range stops below 4.4.79, so it looks safe — our inference, not a vendor statement
Affected range stops below 4.9.40, so it looks safe — our inference, not a vendor statement
Remediation
No guide yetNo remediation guidance has been written for this CVE yet. What the record does show:
Patch and advisory references
- http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=340d394a789518018f834ff70f7534fc463d3226
- https://github.com/torvalds/linux/commit/340d394a789518018f834ff70f7534fc463d3226
- https://usn.ubuntu.com/3655-1/
- https://usn.ubuntu.com/3655-2/
- https://www.kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.12.4
References (6)
x_refsource_CONFIRMIssue TrackingPatchThird Party Advisory
Source: [email protected]
http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=340d394a789518018f834ff70f7534fc463d3226VDB Entryx_refsource_BIDThird Party Advisory
Source: [email protected]
http://www.securityfocus.com/bid/102895x_refsource_CONFIRMPatch
Source: [email protected]
https://github.com/torvalds/linux/commit/340d394a789518018f834ff70f7534fc463d3226Vendor Advisoryx_refsource_UBUNTUThird Party Advisory
Source: [email protected]
https://usn.ubuntu.com/3655-1/Vendor Advisoryx_refsource_UBUNTUThird Party Advisory
Source: [email protected]
https://usn.ubuntu.com/3655-2/x_refsource_CONFIRMIssue TrackingPatchRelease Notes
Source: [email protected]
https://www.kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.12.4CVSS
- Attack Vector
- LOCAL
- Complexity
- LOW
- Privileges
- LOW
- User Interaction
- NONE
- Scope
- UNCHANGED
- Confidentiality
- HIGH
- Integrity
- HIGH
- Availability
- HIGH
Vector?
Quick Info
StatusMODIFIED
CWE
CWE-476
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