Home

CVE-2020-29661

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.

Risk Information

Base Score
7.8
MODERATE
Vector
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
EPSS Score
Exploitation Probability
0.26

Associated Vulnerability

VulnerabilityOS Platform
SUSE-SU-2021:0133-1(SUSE Linux Enterprise Server 12-SP5 ) kernel-default-4.12.14-122.57.1.x86_64.rpmLinux
SUSE-SU-2021:0133-1(SUSE Linux Enterprise Server 12-SP5 ) kernel-default-base-4.12.14-122.57.1.x86_64.rpmLinux
SUSE-SU-2021:0133-1(SUSE Linux Enterprise Server 12-SP5 ) kernel-default-base-debuginfo-4.12.14-122.57.1.x86_64.rpmLinux
SUSE-SU-2021:0133-1(SUSE Linux Enterprise Server 12-SP5 ) kernel-default-debuginfo-4.12.14-122.57.1.x86_64.rpmLinux
SUSE-SU-2021:0133-1(SUSE Linux Enterprise Server 12-SP5 ) kernel-default-debugsource-4.12.14-122.57.1.x86_64.rpmLinux
SUSE-SU-2021:0133-1(SUSE Linux Enterprise Server 12-SP5 ) kernel-default-devel-4.12.14-122.57.1.x86_64.rpmLinux
SUSE-SU-2021:0133-1(SUSE Linux Enterprise Server 12-SP5 ) kernel-default-devel-debuginfo-4.12.14-122.57.1.x86_64.rpmLinux
SUSE-SU-2021:0133-1(SUSE Linux Enterprise Server 12-SP5 ) kernel-devel-4.12.14-122.57.1.noarch.rpmLinux
SUSE-SU-2021:0133-1(SUSE Linux Enterprise Server 12-SP5 ) kernel-macros-4.12.14-122.57.1.noarch.rpmLinux
SUSE-SU-2021:0133-1(SUSE Linux Enterprise Server 12-SP5 ) kernel-source-4.12.14-122.57.1.noarch.rpmLinux
SUSE-SU-2021:0133-1(SUSE Linux Enterprise Server 12-SP5 ) kernel-syms-4.12.14-122.57.1.x86_64.rpmLinux
(RHSA-2021:0558) kernel security, bug fix, and enhancement update bpftool-4.18.0-240.15.1.el8_3.x86_64.rpmLinux
(RHSA-2021:0558) kernel security, bug fix, and enhancement update kernel-4.18.0-240.15.1.el8_3.x86_64.rpmLinux
(RHSA-2021:0558) kernel security, bug fix, and enhancement update kernel-abi-whitelists-4.18.0-240.15.1.el8_3.noarch.rpmLinux
(RHSA-2021:0558) kernel security, bug fix, and enhancement update kernel-core-4.18.0-240.15.1.el8_3.x86_64.rpmLinux
(RHSA-2021:0558) kernel security, bug fix, and enhancement update kernel-cross-headers-4.18.0-240.15.1.el8_3.x86_64.rpmLinux
(RHSA-2021:0558) kernel security, bug fix, and enhancement update kernel-debug-4.18.0-240.15.1.el8_3.x86_64.rpmLinux
(RHSA-2021:0558) kernel security, bug fix, and enhancement update kernel-debug-core-4.18.0-240.15.1.el8_3.x86_64.rpmLinux
(RHSA-2021:0558) kernel security, bug fix, and enhancement update kernel-debug-devel-4.18.0-240.15.1.el8_3.x86_64.rpmLinux
(RHSA-2021:0558) kernel security, bug fix, and enhancement update kernel-debug-modules-4.18.0-240.15.1.el8_3.x86_64.rpmLinux
(RHSA-2021:0558) kernel security, bug fix, and enhancement update kernel-debug-modules-extra-4.18.0-240.15.1.el8_3.x86_64.rpmLinux
(RHSA-2021:0558) kernel security, bug fix, and enhancement update kernel-devel-4.18.0-240.15.1.el8_3.x86_64.rpmLinux
(RHSA-2021:0558) kernel security, bug fix, and enhancement update kernel-doc-4.18.0-240.15.1.el8_3.noarch.rpmLinux
(RHSA-2021:0558) kernel security, bug fix, and enhancement update kernel-headers-4.18.0-240.15.1.el8_3.x86_64.rpmLinux
(RHSA-2021:0558) kernel security, bug fix, and enhancement update kernel-modules-4.18.0-240.15.1.el8_3.x86_64.rpmLinux
(RHSA-2021:0558) kernel security, bug fix, and enhancement update kernel-modules-extra-4.18.0-240.15.1.el8_3.x86_64.rpmLinux
(RHSA-2021:0558) kernel security, bug fix, and enhancement update kernel-tools-4.18.0-240.15.1.el8_3.x86_64.rpmLinux
(RHSA-2021:0558) kernel security, bug fix, and enhancement update kernel-tools-libs-4.18.0-240.15.1.el8_3.x86_64.rpmLinux
(RHSA-2021:0558) kernel security, bug fix, and enhancement update perf-4.18.0-240.15.1.el8_3.x86_64.rpmLinux
(RHSA-2021:0558) kernel security, bug fix, and enhancement update python3-perf-4.18.0-240.15.1.el8_3.x86_64.rpmLinux
Linux kernel (USN-4749-1) linux-image-gcp_4.15.0.1093.94_amd64.debLinux
Linux kernel (USN-4749-1) linux-image-gke_4.15.0.1079.83_amd64.debLinux
Linux kernel (USN-4749-1) linux-image-gke_4.15.0.1093.94_amd64.debLinux
Linux kernel (USN-4749-1) linux-image-kvm_4.15.0.1085.81_amd64.debLinux
Linux kernel (USN-4749-1) linux-image-oem_4.15.0.136.132_amd64.debLinux
Linux kernel (USN-4749-1) linux-image-azure_4.15.0.1108.99_amd64.debLinux
Linux kernel (USN-4749-1) linux-image-oracle_4.15.0.1065.53_amd64.debLinux
Linux kernel (USN-4749-1) linux-image-aws-hwe_4.15.0.1094.87_amd64.debLinux
Linux kernel (USN-4749-1) linux-image-generic_4.15.0.136.123_i386.debLinux
Linux kernel (USN-4749-1) linux-image-generic_4.15.0.136.123_amd64.debLinux
Linux kernel (USN-4749-1) linux-image-virtual_4.15.0.136.123_i386.debLinux
Linux kernel (USN-4749-1) linux-image-virtual_4.15.0.136.123_amd64.debLinux
Linux kernel (USN-4749-1) linux-image-dell300x_4.15.0.1012.14_amd64.debLinux
Linux kernel (USN-4749-1) linux-image-gke-4.15_4.15.0.1079.83_amd64.debLinux
Linux kernel (USN-4749-1) linux-image-lowlatency_4.15.0.136.123_i386.debLinux
Linux kernel (USN-4749-1) linux-image-lowlatency_4.15.0.136.123_amd64.debLinux
Linux kernel (USN-4749-1) linux-image-aws-lts-18.04_4.15.0.1094.97_amd64.debLinux
Linux kernel (USN-4749-1) linux-image-gcp-lts-18.04_4.15.0.1093.111_amd64.debLinux
(RHSA-2021:0856) kernel security and bug fix update bpftool-3.10.0-1160.21.1.el7.x86_64.rpmLinux
(RHSA-2021:0856) kernel security and bug fix update kernel-3.10.0-1160.21.1.el7.x86_64.rpmLinux
(RHSA-2021:0856) kernel security and bug fix update kernel-abi-whitelists-3.10.0-1160.21.1.el7.noarch.rpmLinux
(RHSA-2021:0856) kernel security and bug fix update kernel-debug-3.10.0-1160.21.1.el7.x86_64.rpmLinux
(RHSA-2021:0856) kernel security and bug fix update kernel-debug-devel-3.10.0-1160.21.1.el7.x86_64.rpmLinux
(RHSA-2021:0856) kernel security and bug fix update kernel-devel-3.10.0-1160.21.1.el7.x86_64.rpmLinux
(RHSA-2021:0856) kernel security and bug fix update kernel-doc-3.10.0-1160.21.1.el7.noarch.rpmLinux
(RHSA-2021:0856) kernel security and bug fix update kernel-headers-3.10.0-1160.21.1.el7.x86_64.rpmLinux
(RHSA-2021:0856) kernel security and bug fix update kernel-tools-3.10.0-1160.21.1.el7.x86_64.rpmLinux
(RHSA-2021:0856) kernel security and bug fix update kernel-tools-libs-3.10.0-1160.21.1.el7.x86_64.rpmLinux
(RHSA-2021:0856) kernel security and bug fix update kernel-tools-libs-devel-3.10.0-1160.21.1.el7.x86_64.rpmLinux
(RHSA-2021:0856) kernel security and bug fix update perf-3.10.0-1160.21.1.el7.x86_64.rpmLinux
(RHSA-2021:0856) kernel security and bug fix update python-perf-3.10.0-1160.21.1.el7.x86_64.rpmLinux
(RHSA-2021:0862) kpatch-patch security update kpatch-patch-3_10_0-1160-1-3.el7.x86_64.rpmLinux
(RHSA-2021:0862) kpatch-patch security update kpatch-patch-3_10_0-1160_11_1-1-2.el7.x86_64.rpmLinux
(RHSA-2021:0862) kpatch-patch security update kpatch-patch-3_10_0-1160_15_2-1-2.el7.x86_64.rpmLinux
(RHSA-2021:0862) kpatch-patch security update kpatch-patch-3_10_0-1160_2_1-1-3.el7.x86_64.rpmLinux
(RHSA-2021:0862) kpatch-patch security update kpatch-patch-3_10_0-1160_2_2-1-3.el7.x86_64.rpmLinux
(RHSA-2021:0862) kpatch-patch security update kpatch-patch-3_10_0-1160_6_1-1-3.el7.x86_64.rpmLinux
Bpftool update (ELSA-2021-0558) bpftool-4.18.0-240.15.1.el8_3.x86_64.rpmLinux
Kernel update (ELSA-2021-0558) kernel-4.18.0-240.15.1.el8_3.x86_64.rpmLinux
Kernel-abi-whitelists update (ELSA-2021-0558) kernel-abi-whitelists-4.18.0-240.15.1.el8_3.noarch.rpmLinux
Kernel-core update (ELSA-2021-0558) kernel-core-4.18.0-240.15.1.el8_3.x86_64.rpmLinux
Kernel-cross-headers update (ELSA-2021-0558) kernel-cross-headers-4.18.0-240.15.1.el8_3.x86_64.rpmLinux
Kernel-debug update (ELSA-2021-0558) kernel-debug-4.18.0-240.15.1.el8_3.x86_64.rpmLinux
Kernel-debug-core update (ELSA-2021-0558) kernel-debug-core-4.18.0-240.15.1.el8_3.x86_64.rpmLinux
Kernel-debug-devel update (ELSA-2021-0558) kernel-debug-devel-4.18.0-240.15.1.el8_3.x86_64.rpmLinux
Kernel-debug-modules update (ELSA-2021-0558) kernel-debug-modules-4.18.0-240.15.1.el8_3.x86_64.rpmLinux
Kernel-debug-modules-extra update (ELSA-2021-0558) kernel-debug-modules-extra-4.18.0-240.15.1.el8_3.x86_64.rpmLinux
Kernel-devel update (ELSA-2021-0558) kernel-devel-4.18.0-240.15.1.el8_3.x86_64.rpmLinux
Kernel-doc update (ELSA-2021-0558) kernel-doc-4.18.0-240.15.1.el8_3.noarch.rpmLinux
Kernel-headers update (ELSA-2021-0558) kernel-headers-4.18.0-240.15.1.el8_3.x86_64.rpmLinux
Kernel-modules update (ELSA-2021-0558) kernel-modules-4.18.0-240.15.1.el8_3.x86_64.rpmLinux
Kernel-modules-extra update (ELSA-2021-0558) kernel-modules-extra-4.18.0-240.15.1.el8_3.x86_64.rpmLinux
Kernel-tools update (ELSA-2021-0558) kernel-tools-4.18.0-240.15.1.el8_3.x86_64.rpmLinux
Kernel-tools-libs update (ELSA-2021-0558) kernel-tools-libs-4.18.0-240.15.1.el8_3.x86_64.rpmLinux
Kernel-tools-libs-devel update (ELSA-2021-0558) kernel-tools-libs-devel-4.18.0-240.15.1.el8_3.x86_64.rpmLinux
Perf update (ELSA-2021-0558) perf-4.18.0-240.15.1.el8_3.x86_64.rpmLinux
Python3-perf update (ELSA-2021-0558) python3-perf-4.18.0-240.15.1.el8_3.x86_64.rpmLinux
Bpftool update (ELSA-2021-0856) bpftool-3.10.0-1160.21.1.el7.x86_64.rpmLinux
Kernel update (ELSA-2021-0856) kernel-3.10.0-1160.21.1.el7.x86_64.rpmLinux
Kernel-abi-whitelists update (ELSA-2021-0856) kernel-abi-whitelists-3.10.0-1160.21.1.el7.noarch.rpmLinux
Kernel-debug update (ELSA-2021-0856) kernel-debug-3.10.0-1160.21.1.el7.x86_64.rpmLinux
Kernel-debug-devel update (ELSA-2021-0856) kernel-debug-devel-3.10.0-1160.21.1.el7.x86_64.rpmLinux
Kernel-devel update (ELSA-2021-0856) kernel-devel-3.10.0-1160.21.1.el7.x86_64.rpmLinux
Kernel-doc update (ELSA-2021-0856) kernel-doc-3.10.0-1160.21.1.el7.noarch.rpmLinux
Kernel-headers update (ELSA-2021-0856) kernel-headers-3.10.0-1160.21.1.el7.x86_64.rpmLinux
Kernel-tools update (ELSA-2021-0856) kernel-tools-3.10.0-1160.21.1.el7.x86_64.rpmLinux
Kernel-tools-libs update (ELSA-2021-0856) kernel-tools-libs-3.10.0-1160.21.1.el7.x86_64.rpmLinux
Kernel-tools-libs-devel update (ELSA-2021-0856) kernel-tools-libs-devel-3.10.0-1160.21.1.el7.x86_64.rpmLinux
Perf update (ELSA-2021-0856) perf-3.10.0-1160.21.1.el7.x86_64.rpmLinux
Python-perf update (ELSA-2021-0856) python-perf-3.10.0-1160.21.1.el7.x86_64.rpmLinux
(CESA-2021:0856) kernel security and bug fix update bpftool-3.10.0-1160.21.1.el7.x86_64.rpmLinux
(CESA-2021:0856) kernel security and bug fix update kernel-3.10.0-1160.21.1.el7.x86_64.rpmLinux
(CESA-2021:0856) kernel security and bug fix update kernel-abi-whitelists-3.10.0-1160.21.1.el7.noarch.rpmLinux
(CESA-2021:0856) kernel security and bug fix update kernel-debug-3.10.0-1160.21.1.el7.x86_64.rpmLinux
(CESA-2021:0856) kernel security and bug fix update kernel-debug-devel-3.10.0-1160.21.1.el7.x86_64.rpmLinux
(CESA-2021:0856) kernel security and bug fix update kernel-devel-3.10.0-1160.21.1.el7.x86_64.rpmLinux
(CESA-2021:0856) kernel security and bug fix update kernel-doc-3.10.0-1160.21.1.el7.noarch.rpmLinux
(CESA-2021:0856) kernel security and bug fix update kernel-headers-3.10.0-1160.21.1.el7.x86_64.rpmLinux
(CESA-2021:0856) kernel security and bug fix update kernel-tools-3.10.0-1160.21.1.el7.x86_64.rpmLinux
(CESA-2021:0856) kernel security and bug fix update kernel-tools-libs-3.10.0-1160.21.1.el7.x86_64.rpmLinux
(CESA-2021:0856) kernel security and bug fix update kernel-tools-libs-devel-3.10.0-1160.21.1.el7.x86_64.rpmLinux
(CESA-2021:0856) kernel security and bug fix update perf-3.10.0-1160.21.1.el7.x86_64.rpmLinux
(CESA-2021:0856) kernel security and bug fix update python-perf-3.10.0-1160.21.1.el7.x86_64.rpmLinux
Linux kernel (USN-4749-1) linux-image-4.15.0-1079-gke_4.15.0-1079.84_amd64.debLinux
Linux kernel (USN-4749-1) linux-image-4.15.0-1085-kvm_4.15.0-1085.87_amd64.debLinux
Linux kernel (USN-4749-1) linux-image-4.15.0-1093-gcp_4.15.0-1093.106_amd64.debLinux
Linux kernel (USN-4749-1) linux-image-4.15.0-1094-aws_4.15.0-1094.101_amd64.debLinux
Linux kernel (USN-4749-1) linux-image-4.15.0-1108-azure_4.15.0-1108.120_amd64.debLinux
Linux kernel (USN-4749-1) linux-image-4.15.0-1065-oracle_4.15.0-1065.73_amd64.debLinux
Linux kernel (USN-4749-1) linux-image-4.15.0-136-generic_4.15.0-136.140_i386.debLinux
Linux kernel (USN-4749-1) linux-image-4.15.0-136-generic_4.15.0-136.140_amd64.debLinux
Linux kernel (USN-4749-1) linux-image-4.15.0-1012-dell300x_4.15.0-1012.16_amd64.debLinux
Linux kernel (USN-4749-1) linux-image-4.15.0-136-lowlatency_4.15.0-136.140_i386.debLinux
Linux kernel (USN-4749-1) linux-image-4.15.0-136-lowlatency_4.15.0-136.140_amd64.debLinux
Linux kernel (USN-4750-1) linux-image-5.4.0-1033-kvm_5.4.0-1033.34_amd64.debLinux
Linux kernel (USN-4750-1) linux-image-5.4.0-1036-gke_5.4.0-1036.38~18.04.1_amd64.debLinux
Linux kernel (USN-4750-1) linux-image-5.4.0-1037-gcp_5.4.0-1037.40_amd64.debLinux
Linux kernel (USN-4750-1) linux-image-5.4.0-1037-gcp_5.4.0-1037.40~18.04.1_amd64.debLinux
Linux kernel (USN-4750-1) linux-image-5.4.0-1038-aws_5.4.0-1038.40_amd64.debLinux
Linux kernel (USN-4750-1) linux-image-5.4.0-1038-aws_5.4.0-1038.40~18.04.1_amd64.debLinux
Linux kernel (USN-4750-1) linux-image-5.4.0-1010-gkeop_5.4.0-1010.11_amd64.debLinux
Linux kernel (USN-4750-1) linux-image-5.4.0-1010-gkeop_5.4.0-1010.11~18.04.1_amd64.debLinux
Linux kernel (USN-4750-1) linux-image-5.4.0-1040-azure_5.4.0-1040.42_amd64.debLinux
Linux kernel (USN-4750-1) linux-image-5.4.0-1040-azure_5.4.0-1040.42~18.04.1_amd64.debLinux
Linux kernel (USN-4750-1) linux-image-5.4.0-66-generic_5.4.0-66.74_amd64.debLinux
Linux kernel (USN-4750-1) linux-image-5.4.0-66-generic_5.4.0-66.74~18.04.2_i386.debLinux
Linux kernel (USN-4750-1) linux-image-5.4.0-66-generic_5.4.0-66.74~18.04.2_amd64.debLinux
Linux kernel (USN-4750-1) linux-image-5.4.0-1038-oracle_5.4.0-1038.41_amd64.debLinux
Linux kernel (USN-4750-1) linux-image-5.4.0-1038-oracle_5.4.0-1038.41~18.04.1_amd64.debLinux
Linux kernel (USN-4750-1) linux-image-5.4.0-66-lowlatency_5.4.0-66.74_amd64.debLinux
Linux kernel (USN-4750-1) linux-image-5.4.0-66-lowlatency_5.4.0-66.74~18.04.2_i386.debLinux
Linux kernel (USN-4750-1) linux-image-5.4.0-66-lowlatency_5.4.0-66.74~18.04.2_amd64.debLinux
Linux kernel (USN-4751-1) linux-image-5.8.0-44-generic_5.8.0-44.50~20.04.1_amd64.debLinux
Linux kernel (USN-4751-1) linux-image-5.8.0-44-lowlatency_5.8.0-44.50~20.04.1_amd64.debLinux
Linux kernel for OEM systems (USN-4752-1) linux-image-5.6.0-1048-oem_5.6.0-1048.52_amd64.debLinux
kernel Security Update (ALAS-2021-1588) kernel-livepatch-4.14.214-160.339-1.0-0.amzn2.x86_64.rpmLinux
Use After Free Vulnerability (CVE-2020-29661)NCM

Patch Details

No records found

References

https://nvd.nist.gov/vuln/detail/CVE-2023-1234
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2023-1234