CVE-2018-1091

CVE Details

Release Date:2018-07-30

Description


In the flush_tmregs_to_thread function in arch/powerpc/kernel/ptrace.cin the Linux kernel before 4.13.5, a guest kernel crash can be triggered from unprivileged userspace during a core dump on a POWER host due to a missing processor feature check and an erroneous use of transactional memory (TM) instructions in the core dump path, leading to a denial of service.

See more information about CVE-2018-1091 from MITRE CVE dictionary and NIST NVD


CVSS v2.0 metrics


NOTE: The following CVSS v2.0 metrics and score provided are preliminary and subject to review.

Base Score: 4.9 Base Metrics: AV:L/AC:L/Au:N/C:N/I:N/A:C
Access Vector: Local network Attack Complexity: Low
Authentication: None required Confidentiality Impact: None
Integrity Impact: None Availability Impact: Complete

Errata information


PlatformErrataRelease Date
Oracle Linux version 7 (kernel)ELSA-2018-13182018-05-09



This page is generated automatically and has not been checked for errors or omissions. For clarification or corrections please contact the Oracle Linux ULN team

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