Is CVE-2020-29661 actively exploited?

CVE-2020-29661 has no public evidence of in-the-wild exploitation as of 2024-11-21.

What is the CVSS score for CVE-2020-29661?

CVE-2020-29661 has a CVSS score of 7.8 (HIGH severity). Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H.

How do I patch CVE-2020-29661?

Patch guidance is available from linux security advisories. CVEDatabase generates AI-assisted remediation guidance on demand for CVE-2020-29661.

Fix CVE-2020-29661 - HIGH linux linux kernel

Q: Which products are affected by CVE-2020-29661?

19 products: linux linux kernel, linux linux kernel, linux linux kernel, linux linux kernel, linux linux kernel, and 14 more.

Description

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.

CVSS Metrics

Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Attack Vector: local
Complexity: low
Privileges: low
User Action: none
Scope: unchanged
Confidentiality: high
Integrity: high
Availability: high
Weaknesses: CWE-416 · Use After Free CWE-667

Metadata

Primary Vendor: LINUX
Published: 12/9/2020
Last Modified: 11/21/2024
Source: NIST NVD
Note: Verify all details with official vendor sources before applying patches.

Affected Products

linux : linux_kernellinux : linux_kernellinux : linux_kernellinux : linux_kernellinux : linux_kernellinux : linux_kernelfedoraproject : fedorafedoraproject : fedoradebian : debian_linuxdebian : debian_linuxnetapp : active_iq_unified_managerbroadcom : fabric_operating_systemnetapp : solidfire_baseboard_management_controller_firmwarenetapp : h410c_firmwarenetapp : a700s_firmwarenetapp : 8300_firmwarenetapp : 8700_firmwarenetapp : a400_firmwareoracle : tekelec_platform_distribution

Remediation Guidance

Executive Summary

View on NIST NVD