high
7.1
CWE
416
Advisory Published
CVE Published
CVE Published
Updated

CVE-2023-3567: Kernel: use after free in vcs_read in drivers/tty/vt/vc_screen.c due to race

First published: Sun Jul 09 2023(Updated: )

A use-after-free flaw was found in vcs_read in drivers/tty/vt/vc_screen.c in vc_screen in the Linux Kernel. This issue may allow an attacker with local user access to cause a system crash or leak internal kernel information.

Credit: secalert@redhat.com secalert@redhat.com secalert@redhat.com

Affected SoftwareAffected VersionHow to fix
Linux Linux kernel<6.2.0
Linux Linux kernel=6.2.0-rc1
Linux Linux kernel=6.2.0-rc2
Linux Linux kernel=6.2.0-rc3
Linux Linux kernel=6.2.0-rc4
Linux Linux kernel=6.2.0-rc5
Linux Linux kernel=6.2.0-rc6
Redhat Enterprise Linux=8.0
Redhat Enterprise Linux=9.0
redhat/kernel<6.2
6.2
ubuntu/linux<5.4.0-149.166
5.4.0-149.166
ubuntu/linux<5.15.0-72.79
5.15.0-72.79
ubuntu/linux<3.13.0-193.244
3.13.0-193.244
ubuntu/linux<6.2~
6.2~
ubuntu/linux<4.4.0-244.278
4.4.0-244.278
ubuntu/linux-allwinner<6.2~
6.2~
ubuntu/linux-allwinner-5.19<5.19.0-1012.12~22.04.1
5.19.0-1012.12~22.04.1
ubuntu/linux-allwinner-5.19<6.2~
6.2~
ubuntu/linux-aws<5.4.0-1102.110
5.4.0-1102.110
ubuntu/linux-aws<5.15.0-1036.40
5.15.0-1036.40
ubuntu/linux-aws<4.4.0-1122.128
4.4.0-1122.128
ubuntu/linux-aws<6.2~
6.2~
ubuntu/linux-aws<4.4.0-1160.175
4.4.0-1160.175
ubuntu/linux-aws-5.0<6.2~
6.2~
ubuntu/linux-aws-5.15<5.15.0-1036.40~20.04.1
5.15.0-1036.40~20.04.1
ubuntu/linux-aws-5.15<6.2~
6.2~
ubuntu/linux-aws-5.19<6.2~
6.2~
ubuntu/linux-aws-5.4<5.4.0-1103.111~18.04.1
5.4.0-1103.111~18.04.1
ubuntu/linux-aws-5.4<6.2~
6.2~
ubuntu/linux-aws-6.2<6.2~
6.2~
ubuntu/linux-aws-hwe<6.2~
6.2~
ubuntu/linux-aws-hwe<4.15.0-1156.169~16.04.1
4.15.0-1156.169~16.04.1
ubuntu/linux-azure<5.4.0-1108.114
5.4.0-1108.114
ubuntu/linux-azure<5.15.0-1038.45
5.15.0-1038.45
ubuntu/linux-azure<4.15.0-1165.180~14.04.1
4.15.0-1165.180~14.04.1
ubuntu/linux-azure<6.2~
6.2~
ubuntu/linux-azure<4.15.0-1165.180~16.04.1
4.15.0-1165.180~16.04.1
ubuntu/linux-azure-4.15<6.2~
6.2~
ubuntu/linux-azure-5.15<5.15.0-1038.45~20.04.1
5.15.0-1038.45~20.04.1
ubuntu/linux-azure-5.15<6.2~
6.2~
ubuntu/linux-azure-5.4<6.2~
6.2~
ubuntu/linux-azure-6.2<6.2~
6.2~
ubuntu/linux-azure-edge<6.2~
6.2~
ubuntu/linux-azure-fde<5.4.0-1108.114
5.4.0-1108.114
ubuntu/linux-azure-fde<5.15.0-1038.45
5.15.0-1038.45
ubuntu/linux-azure-fde<6.2~
6.2~
ubuntu/linux-azure-fde-5.15<5.15.0-1038.45~20.04.1
5.15.0-1038.45~20.04.1
ubuntu/linux-azure-fde-5.15<6.2~
6.2~
ubuntu/linux-azure-fde-5.19<6.2~
6.2~
ubuntu/linux-azure-fde-6.2<6.2~
6.2~
ubuntu/linux-bluefield<5.4.0-1064.70
5.4.0-1064.70
ubuntu/linux-bluefield<6.2~
6.2~
ubuntu/linux-dell300x<6.2~
6.2~
ubuntu/linux-fips<6.2~
6.2~
ubuntu/linux-gcp<5.4.0-1105.114
5.4.0-1105.114
ubuntu/linux-gcp<5.15.0-1034.42
5.15.0-1034.42
ubuntu/linux-gcp<6.2~
6.2~
ubuntu/linux-gcp<4.15.0-1150.166~16.04.1
4.15.0-1150.166~16.04.1
ubuntu/linux-gcp-4.15<6.2~
6.2~
ubuntu/linux-gcp-5.15<5.15.0-1034.42~20.04.1
5.15.0-1034.42~20.04.1
ubuntu/linux-gcp-5.15<6.2~
6.2~
ubuntu/linux-gcp-5.19<6.2~
6.2~
ubuntu/linux-gcp-5.4<6.2~
6.2~
ubuntu/linux-gke<5.4.0-1099.106
5.4.0-1099.106
ubuntu/linux-gke<5.15.0-1033.38
5.15.0-1033.38
ubuntu/linux-gke<6.2~
6.2~
ubuntu/linux-gke-4.15<6.2~
6.2~
ubuntu/linux-gke-5.0<6.2~
6.2~
ubuntu/linux-gke-5.15<6.2~
6.2~
ubuntu/linux-gke-5.4<6.2~
6.2~
ubuntu/linux-gkeop<5.4.0-1069.73
5.4.0-1069.73
ubuntu/linux-gkeop<5.15.0-1020.25
5.15.0-1020.25
ubuntu/linux-gkeop<6.2~
6.2~
ubuntu/linux-gkeop-5.15<5.15.0-1020.25~20.04.1
5.15.0-1020.25~20.04.1
ubuntu/linux-gkeop-5.15<6.2~
6.2~
ubuntu/linux-gkeop-5.4<6.2~
6.2~
ubuntu/linux-hwe<6.2~
6.2~
ubuntu/linux-hwe<4.15.0-211.222~16.04.1
4.15.0-211.222~16.04.1
ubuntu/linux-hwe-5.15<5.15.0-72.79~20.04.1
5.15.0-72.79~20.04.1
ubuntu/linux-hwe-5.15<6.2~
6.2~
ubuntu/linux-hwe-5.19<5.19.0-42.43~22.04.1
5.19.0-42.43~22.04.1
ubuntu/linux-hwe-5.4<6.2~
6.2~
ubuntu/linux-hwe-6.2<6.2~
6.2~
ubuntu/linux-hwe-edge<6.2~
6.2~
ubuntu/linux-ibm<5.4.0-1049.54
5.4.0-1049.54
ubuntu/linux-ibm<5.15.0-1030.33
5.15.0-1030.33
ubuntu/linux-ibm<6.2~
6.2~
ubuntu/linux-ibm-5.15<6.2~
6.2~
ubuntu/linux-ibm-5.4<6.2~
6.2~
ubuntu/linux-intel-5.13<6.2~
6.2~
ubuntu/linux-intel-iotg<5.15.0-1030.35
5.15.0-1030.35
ubuntu/linux-intel-iotg<6.2~
6.2~
ubuntu/linux-intel-iotg-5.15<5.15.0-1030.35~20.04.1
5.15.0-1030.35~20.04.1
ubuntu/linux-intel-iotg-5.15<6.2~
6.2~
ubuntu/linux-iot<5.4.0-1017.18
5.4.0-1017.18
ubuntu/linux-iot<6.2~
6.2~
ubuntu/linux-kvm<5.4.0-1091.97
5.4.0-1091.97
ubuntu/linux-kvm<5.15.0-1033.38
5.15.0-1033.38
ubuntu/linux-kvm<6.2~
6.2~
ubuntu/linux-kvm<4.4.0-1123.133
4.4.0-1123.133
ubuntu/linux-lowlatency<5.15.0-72.79
5.15.0-72.79
ubuntu/linux-lowlatency<6.2~
6.2~
ubuntu/linux-lowlatency-hwe-5.15<5.15.0-72.79~20.04.1
5.15.0-72.79~20.04.1
ubuntu/linux-lowlatency-hwe-5.15<6.2~
6.2~
ubuntu/linux-lowlatency-hwe-5.19<5.19.0-1024.25~22.04.1
5.19.0-1024.25~22.04.1
ubuntu/linux-lowlatency-hwe-5.19<6.2~
6.2~
ubuntu/linux-lowlatency-hwe-6.2<6.2~
6.2~
ubuntu/linux-lts-xenial<4.4.0-244.278~14.04.1
4.4.0-244.278~14.04.1
ubuntu/linux-lts-xenial<6.2~
6.2~
ubuntu/linux-nvidia<5.15.0-1025.25
5.15.0-1025.25
ubuntu/linux-nvidia<6.2~
6.2~
ubuntu/linux-nvidia-6.2<6.2~
6.2~
ubuntu/linux-oem<6.2~
6.2~
ubuntu/linux-oem-5.10<6.2~
6.2~
ubuntu/linux-oem-5.14<6.2~
6.2~
ubuntu/linux-oem-5.17<6.2~
6.2~
ubuntu/linux-oem-5.6<6.2~
6.2~
ubuntu/linux-oem-6.0<6.2~
6.2~
ubuntu/linux-oem-6.1<6.1.0-1008.8
6.1.0-1008.8
ubuntu/linux-oem-6.1<6.2~
6.2~
ubuntu/linux-oem-osp1<6.2~
6.2~
ubuntu/linux-oracle<5.4.0-1101.110
5.4.0-1101.110
ubuntu/linux-oracle<5.15.0-1035.41
5.15.0-1035.41
ubuntu/linux-oracle<6.2~
6.2~
ubuntu/linux-oracle<4.15.0-1119.130~16.04.1
4.15.0-1119.130~16.04.1
ubuntu/linux-oracle-5.0<6.2~
6.2~
ubuntu/linux-oracle-5.13<6.2~
6.2~
ubuntu/linux-oracle-5.15<5.15.0-1035.41~20.04.1
5.15.0-1035.41~20.04.1
ubuntu/linux-oracle-5.15<6.2~
6.2~
ubuntu/linux-oracle-5.4<6.2~
6.2~
ubuntu/linux-raspi<5.4.0-1085.96
5.4.0-1085.96
ubuntu/linux-raspi<5.15.0-1029.31
5.15.0-1029.31
ubuntu/linux-raspi<6.2~
6.2~
ubuntu/linux-raspi-5.4<6.2~
6.2~
ubuntu/linux-raspi2<6.2~
6.2~
ubuntu/linux-riscv<6.2~
6.2~
ubuntu/linux-riscv-5.15<5.15.0-1033.37~20.04.1
5.15.0-1033.37~20.04.1
ubuntu/linux-riscv-5.15<6.2~
6.2~
ubuntu/linux-snapdragon<6.2~
6.2~
ubuntu/linux-starfive<6.2.0-1002.2
6.2.0-1002.2
ubuntu/linux-starfive<6.2~
6.2~
ubuntu/linux-starfive-5.19<6.2~
6.2~
ubuntu/linux-starfive-6.2<6.2~
6.2~
ubuntu/linux-xilinx-zynqmp<5.4.0-1024.28
5.4.0-1024.28
ubuntu/linux-xilinx-zynqmp<6.2~
6.2~
debian/linux<=4.19.249-2
4.19.304-1
5.10.209-2
5.10.205-2
6.1.76-1
6.1.85-1
6.6.15-2
6.7.12-1
Canonical Ubuntu Linux=14.04
Canonical Ubuntu Linux=16.04
Canonical Ubuntu Linux=18.04
Canonical Ubuntu Linux=20.04
Canonical Ubuntu Linux=22.04
<6.2.0
=6.2.0-rc1
=6.2.0-rc2
=6.2.0-rc3
=6.2.0-rc4
=6.2.0-rc5
=6.2.0-rc6
=8.0
=9.0
=14.04
=16.04
=18.04
=20.04
=22.04

Remedy

https://www.spinics.net/lists/stable-commits/msg285184.html

Remedy

https://git.kernel.org/linus/ac751efa6a0d70f2c9daef5c7e3a92270f5c2dff

Remedy

https://git.kernel.org/linus/226fae124b2dac217ea5436060d623ff3385bc34

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