CWE
416 362
Advisory Published
Updated

CVE-2023-51781: Use After Free

First published: Mon Dec 25 2023(Updated: )

An issue was discovered in the Linux kernel before 6.6.8. atalk_ioctl in net/appletalk/ddp.c has a use-after-free because of an atalk_recvmsg race condition.

Credit: cve@mitre.org cve@mitre.org

Affected SoftwareAffected VersionHow to fix
Linux Linux kernel>2.6.12<6.6.8
Linux Linux kernel=2.6.12-rc2
Linux Linux kernel=2.6.12-rc3
Linux Linux kernel=2.6.12-rc4
Linux Linux kernel=2.6.12-rc5
Linux Linux kernel=2.6.12-rc6
Linux Linux kernel=6.7-rc1
Linux Linux kernel=6.7-rc2
Linux Linux kernel=6.7-rc3
Linux Linux kernel=6.7-rc4
Linux Linux kernel=6.7-rc5
Debian Debian Linux=10.0
ubuntu/linux<4.15.0-223.235
4.15.0-223.235
ubuntu/linux<5.4.0-172.190
5.4.0-172.190
ubuntu/linux<5.15.0-97.107
5.15.0-97.107
ubuntu/linux<6.5.0-21.21
6.5.0-21.21
ubuntu/linux<6.7~
6.7~
ubuntu/linux<4.4.0-252.286
4.4.0-252.286
ubuntu/linux-aws<4.15.0-1166.179
4.15.0-1166.179
ubuntu/linux-aws<5.4.0-1119.129
5.4.0-1119.129
ubuntu/linux-aws<5.15.0-1055.60
5.15.0-1055.60
ubuntu/linux-aws<6.5.0-1014.14
6.5.0-1014.14
ubuntu/linux-aws<4.4.0-1129.135
4.4.0-1129.135
ubuntu/linux-aws<6.7~
6.7~
ubuntu/linux-aws<4.4.0-1167.182
4.4.0-1167.182
ubuntu/linux-aws-5.15<5.15.0-1055.60~20.04.1
5.15.0-1055.60~20.04.1
ubuntu/linux-aws-5.15<6.7~
6.7~
ubuntu/linux-aws-5.4<5.4.0-1119.129~18.04.1
5.4.0-1119.129~18.04.1
ubuntu/linux-aws-5.4<6.7~
6.7~
ubuntu/linux-aws-6.5<6.7~
6.7~
ubuntu/linux-aws-hwe<6.7~
6.7~
ubuntu/linux-aws-hwe<4.15.0-1166.179~16.04.1
4.15.0-1166.179~16.04.1
ubuntu/linux-azure<5.4.0-1124.131
5.4.0-1124.131
ubuntu/linux-azure<5.15.0-1057.65
5.15.0-1057.65
ubuntu/linux-azure<6.5.0-1015.15
6.5.0-1015.15
ubuntu/linux-azure<4.15.0-1175.190~14.04.1
4.15.0-1175.190~14.04.1
ubuntu/linux-azure<6.7~
6.7~
ubuntu/linux-azure<4.15.0-1175.190~16.04.1
4.15.0-1175.190~16.04.1
ubuntu/linux-azure-4.15<4.15.0-1175.190
4.15.0-1175.190
ubuntu/linux-azure-4.15<6.7~
6.7~
ubuntu/linux-azure-5.15<5.15.0-1057.65~20.04.1
5.15.0-1057.65~20.04.1
ubuntu/linux-azure-5.15<6.7~
6.7~
ubuntu/linux-azure-5.4<5.4.0-1124.131~18.04.1
5.4.0-1124.131~18.04.1
ubuntu/linux-azure-5.4<6.7~
6.7~
ubuntu/linux-azure-6.5<6.7~
6.7~
ubuntu/linux-azure-fde<5.15.0-1057.65.1
5.15.0-1057.65.1
ubuntu/linux-azure-fde<6.7~
6.7~
ubuntu/linux-azure-fde-5.15<5.15.0-1057.65~20.04.1.1
5.15.0-1057.65~20.04.1.1
ubuntu/linux-azure-fde-5.15<6.7~
6.7~
ubuntu/linux-bluefield<5.4.0-1079.85
5.4.0-1079.85
ubuntu/linux-bluefield<6.7~
6.7~
ubuntu/linux-fips<6.7~
6.7~
ubuntu/linux-gcp<5.4.0-1123.132
5.4.0-1123.132
ubuntu/linux-gcp<5.15.0-1052.60
5.15.0-1052.60
ubuntu/linux-gcp<6.5.0-1014.14
6.5.0-1014.14
ubuntu/linux-gcp<6.7~
6.7~
ubuntu/linux-gcp<4.15.0-1160.177~16.04.1
4.15.0-1160.177~16.04.1
ubuntu/linux-gcp-4.15<4.15.0-1160.177
4.15.0-1160.177
ubuntu/linux-gcp-4.15<6.7~
6.7~
ubuntu/linux-gcp-5.15<5.15.0-1052.60~20.04.1
5.15.0-1052.60~20.04.1
ubuntu/linux-gcp-5.15<6.7~
6.7~
ubuntu/linux-gcp-5.4<5.4.0-1123.132~18.04.1
5.4.0-1123.132~18.04.1
ubuntu/linux-gcp-5.4<6.7~
6.7~
ubuntu/linux-gcp-6.5<6.7~
6.7~
ubuntu/linux-gke<5.15.0-1051.56
5.15.0-1051.56
ubuntu/linux-gke<6.7~
6.7~
ubuntu/linux-gkeop<5.4.0-1086.90
5.4.0-1086.90
ubuntu/linux-gkeop<5.15.0-1037.43
5.15.0-1037.43
ubuntu/linux-gkeop<6.7~
6.7~
ubuntu/linux-gkeop-5.15<5.15.0-1037.43~20.04.1
5.15.0-1037.43~20.04.1
ubuntu/linux-gkeop-5.15<6.7~
6.7~
ubuntu/linux-hwe<6.7~
6.7~
ubuntu/linux-hwe<4.15.0-223.235~16.04.1
4.15.0-223.235~16.04.1
ubuntu/linux-hwe-5.15<5.15.0-97.107~20.04.1
5.15.0-97.107~20.04.1
ubuntu/linux-hwe-5.15<6.7~
6.7~
ubuntu/linux-hwe-5.4<5.4.0-172.190~18.04.1
5.4.0-172.190~18.04.1
ubuntu/linux-hwe-5.4<6.7~
6.7~
ubuntu/linux-hwe-6.5<6.5.0-21.21~22.04.1
6.5.0-21.21~22.04.1
ubuntu/linux-hwe-6.5<6.7~
6.7~
ubuntu/linux-ibm<5.4.0-1066.71
5.4.0-1066.71
ubuntu/linux-ibm<5.15.0-1047.50
5.15.0-1047.50
ubuntu/linux-ibm<6.7~
6.7~
ubuntu/linux-ibm-5.15<5.15.0-1047.50~20.04.1
5.15.0-1047.50~20.04.1
ubuntu/linux-ibm-5.15<6.7~
6.7~
ubuntu/linux-ibm-5.4<5.4.0-1066.71~18.04.1
5.4.0-1066.71~18.04.1
ubuntu/linux-ibm-5.4<6.7~
6.7~
ubuntu/linux-intel-iotg<5.15.0-1049.55
5.15.0-1049.55
ubuntu/linux-intel-iotg<6.7~
6.7~
ubuntu/linux-intel-iotg-5.15<5.15.0-1049.55~20.04.1
5.15.0-1049.55~20.04.1
ubuntu/linux-intel-iotg-5.15<6.7~
6.7~
ubuntu/linux-iot<5.4.0-1031.32
5.4.0-1031.32
ubuntu/linux-iot<6.7~
6.7~
ubuntu/linux-kvm<4.15.0-1150.155
4.15.0-1150.155
ubuntu/linux-kvm<5.4.0-1107.114
5.4.0-1107.114
ubuntu/linux-kvm<5.15.0-1051.56
5.15.0-1051.56
ubuntu/linux-kvm<6.7~
6.7~
ubuntu/linux-kvm<4.4.0-1130.140
4.4.0-1130.140
ubuntu/linux-laptop<6.5.0-1010.13
6.5.0-1010.13
ubuntu/linux-laptop<6.7~
6.7~
ubuntu/linux-lowlatency<5.15.0-97.107
5.15.0-97.107
ubuntu/linux-lowlatency<6.5.0-21.21.1
6.5.0-21.21.1
ubuntu/linux-lowlatency<6.7~
6.7~
ubuntu/linux-lowlatency-hwe-5.15<5.15.0-97.107~20.04.1
5.15.0-97.107~20.04.1
ubuntu/linux-lowlatency-hwe-5.15<6.7~
6.7~
ubuntu/linux-lowlatency-hwe-6.5<6.5.0-21.21.1~22.04.1
6.5.0-21.21.1~22.04.1
ubuntu/linux-lowlatency-hwe-6.5<6.7~
6.7~
ubuntu/linux-lts-xenial<4.4.0-252.286~14.04.1
4.4.0-252.286~14.04.1
ubuntu/linux-lts-xenial<6.7~
6.7~
ubuntu/linux-nvidia<5.15.0-1045.45
5.15.0-1045.45
ubuntu/linux-nvidia<6.7~
6.7~
ubuntu/linux-oem-6.1<6.1.0-1033.33
6.1.0-1033.33
ubuntu/linux-oem-6.1<6.7~
6.7~
ubuntu/linux-oem-6.5<6.5.0-1015.16
6.5.0-1015.16
ubuntu/linux-oem-6.5<6.7~
6.7~
ubuntu/linux-oracle<4.15.0-1129.140
4.15.0-1129.140
ubuntu/linux-oracle<5.4.0-1118.127
5.4.0-1118.127
ubuntu/linux-oracle<5.15.0-1052.58
5.15.0-1052.58
ubuntu/linux-oracle<6.5.0-1016.16
6.5.0-1016.16
ubuntu/linux-oracle<6.7~
6.7~
ubuntu/linux-oracle<4.15.0-1129.140~16.04.1
4.15.0-1129.140~16.04.1
ubuntu/linux-oracle-5.15<5.15.0-1052.58~20.04.1
5.15.0-1052.58~20.04.1
ubuntu/linux-oracle-5.15<6.7~
6.7~
ubuntu/linux-oracle-5.4<5.4.0-1118.127~18.04.1
5.4.0-1118.127~18.04.1
ubuntu/linux-oracle-5.4<6.7~
6.7~
ubuntu/linux-raspi<5.4.0-1103.115
5.4.0-1103.115
ubuntu/linux-raspi<5.15.0-1047.50
5.15.0-1047.50
ubuntu/linux-raspi<6.5.0-1011.14
6.5.0-1011.14
ubuntu/linux-raspi<6.7~
6.7~
ubuntu/linux-raspi-5.4<5.4.0-1103.115~18.04.1
5.4.0-1103.115~18.04.1
ubuntu/linux-raspi-5.4<6.7~
6.7~
ubuntu/linux-riscv<6.5.0-21.21.1
6.5.0-21.21.1
ubuntu/linux-riscv<6.7~
6.7~
ubuntu/linux-riscv-5.15<5.15.0-1050.54~20.04.1
5.15.0-1050.54~20.04.1
ubuntu/linux-riscv-5.15<6.7~
6.7~
ubuntu/linux-riscv-6.5<6.5.0-21.21.1~22.04.1
6.5.0-21.21.1~22.04.1
ubuntu/linux-riscv-6.5<6.7~
6.7~
ubuntu/linux-starfive<6.5.0-1008.9
6.5.0-1008.9
ubuntu/linux-starfive<6.7~
6.7~
ubuntu/linux-starfive-6.5<6.5.0-1008.9~22.04.1
6.5.0-1008.9~22.04.1
ubuntu/linux-starfive-6.5<6.7~
6.7~
ubuntu/linux-xilinx-zynqmp<5.4.0-1038.42
5.4.0-1038.42
ubuntu/linux-xilinx-zynqmp<6.7~
6.7~
debian/linux<=4.19.249-2
4.19.304-1
5.10.209-2
5.10.218-1
6.1.76-1
6.1.90-1
6.7.12-1
6.8.12-1
debian/linux-5.10
5.10.216-1~deb10u1

Remedy

Ensure that /etc/modprobe.d/blacklist-rare-network.conf contains the following lines: # appletalk alias net-pf-5 off

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