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.
Advisories
Source ID Title
Debian DLA Debian DLA DLA-2557-1 linux-4.19 security update
Debian DLA Debian DLA DLA-2586-1 linux security update
Debian DSA Debian DSA DSA-4843-1 linux security update
EUVD EUVD EUVD-2020-22018 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.
Ubuntu USN Ubuntu USN USN-4748-1 Linux kernel vulnerabilities
Ubuntu USN Ubuntu USN USN-4749-1 Linux kernel vulnerabilities
Ubuntu USN Ubuntu USN USN-4750-1 Linux kernel vulnerabilities
Ubuntu USN Ubuntu USN USN-4751-1 Linux kernel vulnerabilities
Ubuntu USN Ubuntu USN USN-4752-1 Linux kernel (OEM) vulnerabilities
Ubuntu USN Ubuntu USN USN-5130-1 Linux kernel vulnerabilities
Fixes

Solution

No solution given by the vendor.


Workaround

No workaround given by the vendor.

History

No history.

cve-icon MITRE

Status: PUBLISHED

Assigner: mitre

Published:

Updated: 2024-08-04T16:55:10.725Z

Reserved: 2020-12-09T00:00:00

Link: CVE-2020-29660

cve-icon Vulnrichment

No data.

cve-icon NVD

Status : Modified

Published: 2020-12-09T17:15:31.743

Modified: 2024-11-21T05:24:22.803

Link: CVE-2020-29660

cve-icon Redhat

Severity : Moderate

Publid Date: 2020-12-04T00:00:00Z

Links: CVE-2020-29660 - Bugzilla

cve-icon OpenCVE Enrichment

No data.