CVE-2020-29661: A locking issue was discovered in the tty subsystem of the Linux kernel through 5.9.13. drivers/tty/tty_jobctrl.c allows a use-after-free attack against TIOCSPGRP aka CID-54ffccbf053b.
Overview
- Severity
- High (CVSS 7.8)
- CVSS Vector
- CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
- Exploit Status
- Not Exploited
- Patch Tuesday
- 2020-Dec
- Released
- 2020-12-10
- EPSS Score
- 1.13% (percentile: 62.6%)
Detection & Weaponization (1 sources)
Maturity: Exploit
- GitHub PoC: 1 repositories
Affected Products (1)
Mariner
- cm1 kernel 5.4.91-1 on CBL Mariner 1.0
Revision History
- 2020-12-10: Information published.