CVE-2020-29660

CVE Details

Release Date:

2020-12-09

Description

A locking inconsistency issue was discovered in the tty subsystem of the Linux kernel through 5.9.13. drivers/tty/tty_io.c and drivers/tty/tty_jobctrl.c may allow a read-after-free attack against TIOCGSID, aka CID-c8bcd9c5be24.

See more information about CVE-2020-29660 from MITRE CVE dictionary and NIST NVD

CVSS v3.0 metrics

NOTE: The following CVSS v3.0 metrics and score provided are preliminary and subject to review.

Base Score:	4.4	Base Metrics:	AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:N/A:N
Access Vector:	Local network	Attack Complexity:	Low
Privileges Required:	High	User Interaction:	None
Scope:	Unchanged	Confidentiality Impact:	High
Integrity Impact:	None	Availability Impact:	None

Errata information

Platform	Errata	Release Date
Oracle Linux version 6 (kernel-uek)	ELSA-2021-9030	2021-02-03
Oracle Linux version 7 (kernel-uek)	ELSA-2021-9030	2021-02-03
Oracle Linux version 7 (kernel-uek)	ELSA-2021-9035	2021-02-08
Oracle Linux version 7 (kernel-uek)	ELSA-2021-9037	2021-02-08
Oracle Linux version 7 (kernel-uek-container)	ELSA-2021-9038	2021-02-08
Oracle Linux version 7 (kernel-uek-container)	ELSA-2021-9039	2021-02-08
Oracle Linux version 8 (kernel)	ELSA-2021-4356	2021-11-16
Oracle Linux version 8 (kernel-uek)	ELSA-2021-9037	2021-02-08
Oracle Linux version 8 (kernel-uek-container)	ELSA-2021-9038	2021-02-08
Oracle VM version 3.4 (kernel-uek)	OVMSA-2021-0005	2021-02-04

This page is generated automatically and has not been checked for errors or omissions. For clarification or corrections please contact the Oracle Linux ULN team