CVE-2018-14656

Impact:
Important
Public Date:
2018-09-13
CWE:
CWE-20
Bugzilla:
1629940: CVE-2018-14656 kernel: Arbitrary Kernel Read into dmesg via Missing Address Check in segfault Handler
A missing address check in the callers of the show_opcodes() in the Linux kernel allows an attacker to dump the kernel memory at an arbitrary kernel address into the dmesg log.

Find out more about CVE-2018-14656 from the MITRE CVE dictionary dictionary and NIST NVD.

CVSS v3 metrics

NOTE: The following CVSS v3 metrics and score provided are preliminary and subject to review.

CVSS3 Base Score 4.7
CVSS3 Base Metrics CVSS:3.0/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:N/A:N
Attack Vector Local
Attack Complexity High
Privileges Required Low
User Interaction None
Scope Unchanged
Confidentiality High
Integrity Impact None
Availability Impact None

Affected Packages State

Platform Package State
Red Hat Enterprise MRG 2 kernel-rt Not affected
Red Hat Enterprise Linux 7 kernel-alt Not affected
Red Hat Enterprise Linux 7 kernel Not affected
Red Hat Enterprise Linux 7 kernel-rt Not affected
Red Hat Enterprise Linux 6 kernel Not affected
Red Hat Enterprise Linux 5 kernel Not affected

External References

Last Modified
Close

Welcome! Check out the Getting Started with Red Hat page for quick tours and guides for common tasks.