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.
Published: 2020-12-09
Score: 4.4 Medium
EPSS: < 1% Very Low
KEV: No
Impact: n/a
Action: n/a
AI Analysis

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Remediation

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Tracking

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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
History

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Subscriptions

Broadcom Fabric Operating System
Debian Debian Linux
Fedoraproject Fedora
Linux Linux Kernel
Netapp 8300 8300 Firmware 8700 8700 Firmware A400 A400 Firmware A700s A700s Firmware Active Iq Unified Manager H410c H410c Firmware Solidfire Baseboard Management Controller Solidfire Baseboard Management Controller Firmware
Redhat Enterprise Linux
cve-icon MITRE

Status: PUBLISHED

Assigner: mitre

Published:

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

Reserved: 2020-12-09T00:00:00.000Z

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.

Weaknesses