CVE-2019-13648

Advisory lineage Upstream: 0 Downstream: 23
Modified
Published: 19 Jul 2019, 12:53
Last modified:04 Aug 2024, 23:57

Vulnerability Summary

Overall Risk (default)
low
22/100
CVSS Score
5.5 MEDIUM
v3.0 (nvd)
EPSS Score
0.1% LOW
0% probability 0.00%
KEV
Not listed
Ransomware
No reports
Public exploits
None found
Dark Web
Not detected

Timeline

19 Jul 2019, 12:53
Published
Vulnerability first disclosed
04 Aug 2024, 23:57
Last Modified
Vulnerability information updated

Description

In the Linux kernel through 5.2.1 on the powerpc platform, when hardware transactional memory is disabled, a local user can cause a denial of service (TM Bad Thing exception and system crash) via a sigreturn() system call that sends a crafted signal frame. This affects arch/powerpc/kernel/signal_32.c and arch/powerpc/kernel/signal_64.c.

CVSS Metrics

  • v3.0•MEDIUM•Score: 5.5CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
  • v2.0•MEDIUM•Score: 4.9AV:L/AC:L/Au:N/C:N/I:N/A:C

EPSS Trends

Current EPSS score: 0.10%• Percentile: 26%

Techniques & Countermeasures

  • CWE-399•Resource Management Errors

    Weaknesses in this category are related to improper management of system resources.

Affected Systems

  • linux•linux_kernel

    ≤ 5.2.1

References (17)