CVE-2018-14656

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Summary

CVECVE-2018-14656
StatePUBLIC
Assigner[email protected]
Source PriorityCVE Program / NVD first with legacy fallback
Published2018-10-08 22:29:00 UTC
Updated2023-02-13 04:51:00 UTC
DescriptionA 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.

Risk And Classification

Problem Types: CWE-20

NVD Known Affected Configurations (CPE 2.3)

TypeVendorProductVersionUpdateEditionLanguage
Operating System Linux Linux Kernel 4.19 rc1 All All
Operating System Linux Linux Kernel 4.19 rc1 All All
Operating System Linux Linux Kernel All All All All

References

ReferenceSourceLinkTags
1629940 – (CVE-2018-14656) CVE-2018-14656 kernel: Arbitrary Kernel Read into dmesg via Missing Address Check in segfault Handler CONFIRM bugzilla.redhat.com Issue Tracking, Patch, Third Party Advisory
oss-sec: CVE-2018-14656: Linux kernel: arbitrary kernel memory dump into the dmesg log MISC seclists.org Mailing List, Patch, Third Party Advisory
[PATCH v2] x86/dumpstack: don't dump kernel memory based on usermode RIP MISC lore.kernel.org Patch, Third Party Advisory
Issue 1650 - project-zero - Project Zero - Monorail MISC bugs.chromium.org Issue Tracking, Patch, Third Party Advisory
Linux Kernel Missing Address Validation in show_opcodes() Lets Local Users Obtain Potentially Sensitive Information on the Target System - SecurityTracker SECTRACK www.securitytracker.com Third Party Advisory, VDB Entry
kernel/git/torvalds/linux.git - Linux kernel source tree CONFIRM git.kernel.org Patch, Third Party Advisory
[PATCH v2] x86/dumpstack: don't dump kernel memory based on usermode RIP MISC lore.kernel.org
CVE Program record CVE.ORG www.cve.org canonical
NVD vulnerability detail NVD nvd.nist.gov canonical, analysis

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