1. Home
  2. Vulnerabilities
  3. CVE-2018-1091

CVE-2018-1091

CVSS v3.0 5.5 (Medium)
55% Progress
CVSS v2.0 4.9 (Medium)
49% Progress
EPSS 0.06 % (28th)
0.06% Progress
Affected Products 1
Advisories 7
Info CVSS EPSS CAPEC Affected Configurations References Security Advisories Packages & Software OVAL Tools, Exploits & PoC Graph Web & Social Timeline

In the flush_tmregs_to_thread function in arch/powerpc/kernel/ptrace.c in 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.

Weaknesses
CWE-119
Improper Restriction of Operations within the Bounds of a Memory Buffer
CWE-391
Unchecked Error Condition
CVE Status
PUBLISHED
CNA
Red Hat, Inc.
Published Date
2018-03-27 21:29:00
(6 years ago)
Updated Date
2018-05-10 01:29:05
(6 years ago)

Affected Products

Linux

Configuration #1

    CPE23 From Up To
  Linux Kernel 4.13.4 and prior versions cpe:2.3:o:linux:linux_kernel <= 4.13.4