An issue was discovered in the Linux kernel before 4.14.11. A double free may be caused by the function allocate_trace_buffer in the file kernel/trace/trace.c.
https://cdn.kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.14.11
http://lists.opensuse.org/opensuse-security-announce/2019-10/msg00037.html
http://lists.opensuse.org/opensuse-security-announce/2019-10/msg00036.html
Source: MITRE
Published: 2019-09-04
Updated: 2023-02-23
Type: CWE-415
Base Score: 7.2
Vector: AV:L/AC:L/Au:N/C:C/I:C/A:C
Impact Score: 10
Exploitability Score: 3.9
Severity: HIGH
Base Score: 7.8
Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Impact Score: 5.9
Exploitability Score: 1.8
Severity: HIGH