Description


A flaw possibility of race condition and incorrect initialization of the process id was found in the Linux kernel child/parent process identification handling while filtering signal handlers. A local attacker is able to abuse this flaw to bypass checks to send any signal to a privileged process.

Weaknesses



CWE-665


CWE-362CWE-665

CVSS impact metrics


CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:L/I:L/A:L

4.5 · Medium

  • CVSS V3.1

  • CVSS V3.0

  • CVSS V2.0

Information


Source identifier

[email protected]

Vulnerability status

Modified

Published

2021-03-26T17:15:12.203

4 years ago

Last modified

2023-02-12T23:41:00.150

2 years ago