In the Linux kernel, the following vulnerability has been resolved: um: net: Do not use drvdata in release The drvdata is not available in release. Let's just use containerof() to get the umlnet instance. Otherwise, removing a network device will result in a crash: RIP: 0033:netdevicerelease+0x10/0x6f RSP: 00000000e20c7c40 EFLAGS: 00010206 RAX: 000000006002e4e7 RBX: 00000000600f1baf RCX: 00000000624074e0 RDX: 0000000062778000 RSI: 0000000060551c80 RDI: 00000000627af028 RBP: 00000000e20c7c50 R08: 00000000603ad594 R09: 00000000e20c7b70 R10: 000000000000135a R11: 00000000603ad422 R12: 0000000000000000 R13: 0000000062c7af00 R14: 0000000062406d60 R15: 00000000627700b6 Kernel panic - not syncing: Segfault with no mm CPU: 0 UID: 0 PID: 29 Comm: kworker/0:2 Not tainted 6.12.0-rc6-g59b723cd2adb #1 Workqueue: events mcworkproc Stack: 627af028 62c7af00 e20c7c80 60276fcd 62778000 603f5820 627af028 00000000 e20c7cb0 603a2bcd 627af000 62770010 Call Trace: [<60276fcd>] devicerelease+0x70/0xba [<603a2bcd>] kobjectput+0xba/0xe7 [<60277265>] putdevice+0x19/0x1c [<60281266>] platformdeviceput+0x26/0x29 [<60281e5f>] platformdeviceunregister+0x2c/0x2e [<6002ec9c>] netremove+0x63/0x69 [<60031316>] ? mconsolereply+0x0/0x50 [<600310c8>] mconsoleremove+0x160/0x1cc [<60087d40>] ? _removehrtimer+0x38/0x74 [<60087ff8>] ? hrtimertrytocancel+0x8c/0x98 [<6006b3cf>] ? dlserverstop+0x3f/0x48 [<6006b390>] ? dlserverstop+0x0/0x48 [<600672e8>] ? dequeueentities+0x327/0x390 [<60038fa6>] ? umsetsignals+0x0/0x43 [<6003070c>] mcworkproc+0x77/0x91 [<60057664>] processscheduledworks+0x1b3/0x2dd [<60055f32>] ? assignwork+0x0/0x58 [<60057f0a>] workerthread+0x1e9/0x293 [<6005406f>] ? setpfworker+0x0/0x64 [<6005d65d>] ? archlocalirqsave+0x0/0x2d [<6005d748>] ? kthreadexit+0x0/0x3a [<60057d21>] ? workerthread+0x0/0x293 [<6005dbf1>] kthread+0x126/0x12b [<600219c5>] newthread_handler+0x85/0xb6
{ "availability": "No subscription required", "ubuntu_priority": "medium", "binaries": [ { "binary_version": "6.11.0-18.18", "binary_name": "linux-bpf-dev" }, { "binary_version": "6.11.0-18.18", "binary_name": "linux-buildinfo-6.11.0-18-generic" }, { "binary_version": "6.11.0-18.18", "binary_name": "linux-buildinfo-6.11.0-18-generic-64k" }, { "binary_version": "6.11.0-18.18", "binary_name": "linux-cloud-tools-6.11.0-18" }, { "binary_version": "6.11.0-18.18", "binary_name": "linux-cloud-tools-6.11.0-18-generic" }, { "binary_version": "6.11.0-18.18", "binary_name": "linux-cloud-tools-common" }, { "binary_version": "6.11.0-18.18", "binary_name": "linux-doc" }, { "binary_version": "6.11.0-18.18", "binary_name": "linux-headers-6.11.0-18" }, { "binary_version": "6.11.0-18.18", "binary_name": "linux-headers-6.11.0-18-generic" }, { "binary_version": "6.11.0-18.18", "binary_name": "linux-headers-6.11.0-18-generic-64k" }, { "binary_version": "6.11.0-18.18", "binary_name": "linux-image-6.11.0-18-generic" }, { "binary_version": "6.11.0-18.18", "binary_name": "linux-image-6.11.0-18-generic-dbgsym" }, { "binary_version": "6.11.0-18.18", "binary_name": "linux-image-unsigned-6.11.0-18-generic" }, { "binary_version": "6.11.0-18.18", "binary_name": "linux-image-unsigned-6.11.0-18-generic-64k" }, { "binary_version": "6.11.0-18.18", "binary_name": "linux-image-unsigned-6.11.0-18-generic-64k-dbgsym" }, { "binary_version": "6.11.0-18.18", "binary_name": "linux-image-unsigned-6.11.0-18-generic-dbgsym" }, { "binary_version": "6.11.0-18.18", "binary_name": "linux-lib-rust-6.11.0-18-generic" }, { "binary_version": "6.11.0-18.18", "binary_name": "linux-libc-dev" }, { "binary_version": "6.11.0-18.18", "binary_name": "linux-modules-6.11.0-18-generic" }, { "binary_version": "6.11.0-18.18", "binary_name": "linux-modules-6.11.0-18-generic-64k" }, { "binary_version": "6.11.0-18.18", "binary_name": "linux-modules-extra-6.11.0-18-generic" }, { "binary_version": "6.11.0-18.18", "binary_name": "linux-modules-ipu6-6.11.0-18-generic" }, { "binary_version": "6.11.0-18.18", "binary_name": "linux-modules-ipu7-6.11.0-18-generic" }, { "binary_version": "6.11.0-18.18", "binary_name": "linux-modules-iwlwifi-6.11.0-18-generic" }, { "binary_version": "6.11.0-18.18", "binary_name": "linux-modules-usbio-6.11.0-18-generic" }, { "binary_version": "6.11.0-18.18", "binary_name": "linux-modules-vision-6.11.0-18-generic" }, { "binary_version": "6.11.0-18.18", "binary_name": "linux-source-6.11.0" }, { "binary_version": "6.11.0-18.18", "binary_name": "linux-tools-6.11.0-18" }, { "binary_version": "6.11.0-18.18", "binary_name": "linux-tools-6.11.0-18-generic" }, { "binary_version": "6.11.0-18.18", "binary_name": "linux-tools-6.11.0-18-generic-64k" }, { "binary_version": "6.11.0-18.18", "binary_name": "linux-tools-common" }, { "binary_version": "6.11.0-18.18", "binary_name": "linux-tools-host" } ] }
{ "availability": "No subscription required", "ubuntu_priority": "medium", "binaries": [ { "binary_version": "6.11.0-1009.10", "binary_name": "linux-aws-cloud-tools-6.11.0-1009" }, { "binary_version": "6.11.0-1009.10", "binary_name": "linux-aws-headers-6.11.0-1009" }, { "binary_version": "6.11.0-1009.10", "binary_name": "linux-aws-tools-6.11.0-1009" }, { "binary_version": "6.11.0-1009.10", "binary_name": "linux-buildinfo-6.11.0-1009-aws" }, { "binary_version": "6.11.0-1009.10", "binary_name": "linux-cloud-tools-6.11.0-1009-aws" }, { "binary_version": "6.11.0-1009.10", "binary_name": "linux-headers-6.11.0-1009-aws" }, { "binary_version": "6.11.0-1009.10", "binary_name": "linux-image-unsigned-6.11.0-1009-aws" }, { "binary_version": "6.11.0-1009.10", "binary_name": "linux-image-unsigned-6.11.0-1009-aws-dbgsym" }, { "binary_version": "6.11.0-1009.10", "binary_name": "linux-modules-6.11.0-1009-aws" }, { "binary_version": "6.11.0-1009.10", "binary_name": "linux-modules-extra-6.11.0-1009-aws" }, { "binary_version": "6.11.0-1009.10", "binary_name": "linux-tools-6.11.0-1009-aws" } ] }
{ "availability": "No subscription required", "ubuntu_priority": "medium", "binaries": [ { "binary_version": "6.11.0-1009.9", "binary_name": "linux-azure-cloud-tools-6.11.0-1009" }, { "binary_version": "6.11.0-1009.9", "binary_name": "linux-azure-headers-6.11.0-1009" }, { "binary_version": "6.11.0-1009.9", "binary_name": "linux-azure-tools-6.11.0-1009" }, { "binary_version": "6.11.0-1009.9", "binary_name": "linux-buildinfo-6.11.0-1009-azure" }, { "binary_version": "6.11.0-1009.9", "binary_name": "linux-cloud-tools-6.11.0-1009-azure" }, { "binary_version": "6.11.0-1009.9", "binary_name": "linux-headers-6.11.0-1009-azure" }, { "binary_version": "6.11.0-1009.9", "binary_name": "linux-image-unsigned-6.11.0-1009-azure" }, { "binary_version": "6.11.0-1009.9", "binary_name": "linux-image-unsigned-6.11.0-1009-azure-dbgsym" }, { "binary_version": "6.11.0-1009.9", "binary_name": "linux-modules-6.11.0-1009-azure" }, { "binary_version": "6.11.0-1009.9", "binary_name": "linux-modules-extra-6.11.0-1009-azure" }, { "binary_version": "6.11.0-1009.9", "binary_name": "linux-modules-iwlwifi-6.11.0-1009-azure" }, { "binary_version": "6.11.0-1009.9", "binary_name": "linux-tools-6.11.0-1009-azure" } ] }
{ "availability": "No subscription required", "ubuntu_priority": "medium", "binaries": [ { "binary_version": "6.11.0-1009.9", "binary_name": "linux-buildinfo-6.11.0-1009-gcp" }, { "binary_version": "6.11.0-1009.9", "binary_name": "linux-gcp-headers-6.11.0-1009" }, { "binary_version": "6.11.0-1009.9", "binary_name": "linux-gcp-tools-6.11.0-1009" }, { "binary_version": "6.11.0-1009.9", "binary_name": "linux-headers-6.11.0-1009-gcp" }, { "binary_version": "6.11.0-1009.9", "binary_name": "linux-image-unsigned-6.11.0-1009-gcp" }, { "binary_version": "6.11.0-1009.9", "binary_name": "linux-image-unsigned-6.11.0-1009-gcp-dbgsym" }, { "binary_version": "6.11.0-1009.9", "binary_name": "linux-modules-6.11.0-1009-gcp" }, { "binary_version": "6.11.0-1009.9", "binary_name": "linux-modules-extra-6.11.0-1009-gcp" }, { "binary_version": "6.11.0-1009.9", "binary_name": "linux-tools-6.11.0-1009-gcp" } ] }
{ "availability": "No subscription required", "ubuntu_priority": "medium", "binaries": [ { "binary_version": "6.11.0-1010.11", "binary_name": "linux-buildinfo-6.11.0-1010-lowlatency" }, { "binary_version": "6.11.0-1010.11", "binary_name": "linux-buildinfo-6.11.0-1010-lowlatency-64k" }, { "binary_version": "6.11.0-1010.11", "binary_name": "linux-cloud-tools-6.11.0-1010-lowlatency" }, { "binary_version": "6.11.0-1010.11", "binary_name": "linux-headers-6.11.0-1010-lowlatency" }, { "binary_version": "6.11.0-1010.11", "binary_name": "linux-headers-6.11.0-1010-lowlatency-64k" }, { "binary_version": "6.11.0-1010.11", "binary_name": "linux-image-unsigned-6.11.0-1010-lowlatency" }, { "binary_version": "6.11.0-1010.11", "binary_name": "linux-image-unsigned-6.11.0-1010-lowlatency-64k" }, { "binary_version": "6.11.0-1010.11", "binary_name": "linux-image-unsigned-6.11.0-1010-lowlatency-64k-dbgsym" }, { "binary_version": "6.11.0-1010.11", "binary_name": "linux-image-unsigned-6.11.0-1010-lowlatency-dbgsym" }, { "binary_version": "6.11.0-1010.11", "binary_name": "linux-lowlatency-cloud-tools-6.11.0-1010" }, { "binary_version": "6.11.0-1010.11", "binary_name": "linux-lowlatency-headers-6.11.0-1010" }, { "binary_version": "6.11.0-1010.11", "binary_name": "linux-lowlatency-lib-rust-6.11.0-1010-lowlatency" }, { "binary_version": "6.11.0-1010.11", "binary_name": "linux-lowlatency-tools-6.11.0-1010" }, { "binary_version": "6.11.0-1010.11", "binary_name": "linux-modules-6.11.0-1010-lowlatency" }, { "binary_version": "6.11.0-1010.11", "binary_name": "linux-modules-6.11.0-1010-lowlatency-64k" }, { "binary_version": "6.11.0-1010.11", "binary_name": "linux-modules-iwlwifi-6.11.0-1010-lowlatency" }, { "binary_version": "6.11.0-1010.11", "binary_name": "linux-tools-6.11.0-1010-lowlatency" }, { "binary_version": "6.11.0-1010.11", "binary_name": "linux-tools-6.11.0-1010-lowlatency-64k" } ] }
{ "availability": "No subscription required", "ubuntu_priority": "medium", "binaries": [ { "binary_version": "6.11.0-1011.12", "binary_name": "linux-buildinfo-6.11.0-1011-oracle" }, { "binary_version": "6.11.0-1011.12", "binary_name": "linux-buildinfo-6.11.0-1011-oracle-64k" }, { "binary_version": "6.11.0-1011.12", "binary_name": "linux-headers-6.11.0-1011-oracle" }, { "binary_version": "6.11.0-1011.12", "binary_name": "linux-headers-6.11.0-1011-oracle-64k" }, { "binary_version": "6.11.0-1011.12", "binary_name": "linux-image-unsigned-6.11.0-1011-oracle" }, { "binary_version": "6.11.0-1011.12", "binary_name": "linux-image-unsigned-6.11.0-1011-oracle-64k" }, { "binary_version": "6.11.0-1011.12", "binary_name": "linux-image-unsigned-6.11.0-1011-oracle-64k-dbgsym" }, { "binary_version": "6.11.0-1011.12", "binary_name": "linux-image-unsigned-6.11.0-1011-oracle-dbgsym" }, { "binary_version": "6.11.0-1011.12", "binary_name": "linux-modules-6.11.0-1011-oracle" }, { "binary_version": "6.11.0-1011.12", "binary_name": "linux-modules-6.11.0-1011-oracle-64k" }, { "binary_version": "6.11.0-1011.12", "binary_name": "linux-modules-extra-6.11.0-1011-oracle" }, { "binary_version": "6.11.0-1011.12", "binary_name": "linux-modules-extra-6.11.0-1011-oracle-64k" }, { "binary_version": "6.11.0-1011.12", "binary_name": "linux-oracle-headers-6.11.0-1011" }, { "binary_version": "6.11.0-1011.12", "binary_name": "linux-oracle-tools-6.11.0-1011" }, { "binary_version": "6.11.0-1011.12", "binary_name": "linux-tools-6.11.0-1011-oracle" }, { "binary_version": "6.11.0-1011.12", "binary_name": "linux-tools-6.11.0-1011-oracle-64k" } ] }
{ "availability": "No subscription required", "ubuntu_priority": "medium", "binaries": [ { "binary_version": "6.11.0-1008.8", "binary_name": "linux-buildinfo-6.11.0-1008-raspi" }, { "binary_version": "6.11.0-1008.8", "binary_name": "linux-headers-6.11.0-1008-raspi" }, { "binary_version": "6.11.0-1008.8", "binary_name": "linux-image-6.11.0-1008-raspi" }, { "binary_version": "6.11.0-1008.8", "binary_name": "linux-image-6.11.0-1008-raspi-dbgsym" }, { "binary_version": "6.11.0-1008.8", "binary_name": "linux-modules-6.11.0-1008-raspi" }, { "binary_version": "6.11.0-1008.8", "binary_name": "linux-raspi-headers-6.11.0-1008" }, { "binary_version": "6.11.0-1008.8", "binary_name": "linux-raspi-tools-6.11.0-1008" }, { "binary_version": "6.11.0-1008.8", "binary_name": "linux-tools-6.11.0-1008-raspi" } ] }
{ "availability": "No subscription required", "ubuntu_priority": "medium", "binaries": [ { "binary_version": "6.11.0-1005.5", "binary_name": "linux-buildinfo-6.11.0-1005-realtime" }, { "binary_version": "6.11.0-1005.5", "binary_name": "linux-cloud-tools-6.11.0-1005-realtime" }, { "binary_version": "6.11.0-1005.5", "binary_name": "linux-headers-6.11.0-1005-realtime" }, { "binary_version": "6.11.0-1005.5", "binary_name": "linux-image-unsigned-6.11.0-1005-realtime" }, { "binary_version": "6.11.0-1005.5", "binary_name": "linux-image-unsigned-6.11.0-1005-realtime-dbgsym" }, { "binary_version": "6.11.0-1005.5", "binary_name": "linux-modules-6.11.0-1005-realtime" }, { "binary_version": "6.11.0-1005.5", "binary_name": "linux-modules-extra-6.11.0-1005-realtime" }, { "binary_version": "6.11.0-1005.5", "binary_name": "linux-modules-iwlwifi-6.11.0-1005-realtime" }, { "binary_version": "6.11.0-1005.5", "binary_name": "linux-realtime-cloud-tools-6.11.0-1005" }, { "binary_version": "6.11.0-1005.5", "binary_name": "linux-realtime-headers-6.11.0-1005" }, { "binary_version": "6.11.0-1005.5", "binary_name": "linux-realtime-tools-6.11.0-1005" }, { "binary_version": "6.11.0-1005.5", "binary_name": "linux-tools-6.11.0-1005-realtime" } ] }
{ "availability": "No subscription required", "ubuntu_priority": "medium", "binaries": [ { "binary_version": "6.11.0-17.17.1", "binary_name": "linux-buildinfo-6.11.0-17-generic" }, { "binary_version": "6.11.0-17.17.1", "binary_name": "linux-headers-6.11.0-17-generic" }, { "binary_version": "6.11.0-17.17.1", "binary_name": "linux-image-6.11.0-17-generic" }, { "binary_version": "6.11.0-17.17.1", "binary_name": "linux-image-6.11.0-17-generic-dbgsym" }, { "binary_version": "6.11.0-17.17.1", "binary_name": "linux-modules-6.11.0-17-generic" }, { "binary_version": "6.11.0-17.17.1", "binary_name": "linux-riscv-headers-6.11.0-17" }, { "binary_version": "6.11.0-17.17.1", "binary_name": "linux-riscv-tools-6.11.0-17" }, { "binary_version": "6.11.0-17.17.1", "binary_name": "linux-tools-6.11.0-17-generic" } ] }
{ "availability": "No subscription required", "ubuntu_priority": "medium", "binaries": [ { "binary_version": "6.11.0-17.17~24.04.2", "binary_name": "linux-buildinfo-6.11.0-17-generic" }, { "binary_version": "6.11.0-17.17~24.04.2", "binary_name": "linux-buildinfo-6.11.0-17-generic-64k" }, { "binary_version": "6.11.0-17.17~24.04.2", "binary_name": "linux-cloud-tools-6.11.0-17-generic" }, { "binary_version": "6.11.0-17.17~24.04.2", "binary_name": "linux-headers-6.11.0-17-generic" }, { "binary_version": "6.11.0-17.17~24.04.2", "binary_name": "linux-headers-6.11.0-17-generic-64k" }, { "binary_version": "6.11.0-17.17~24.04.2", "binary_name": "linux-hwe-6.11-cloud-tools-6.11.0-17" }, { "binary_version": "6.11.0-17.17~24.04.2", "binary_name": "linux-hwe-6.11-headers-6.11.0-17" }, { "binary_version": "6.11.0-17.17~24.04.2", "binary_name": "linux-hwe-6.11-lib-rust-6.11.0-17-generic" }, { "binary_version": "6.11.0-17.17~24.04.2", "binary_name": "linux-hwe-6.11-tools-6.11.0-17" }, { "binary_version": "6.11.0-17.17~24.04.2", "binary_name": "linux-image-6.11.0-17-generic" }, { "binary_version": "6.11.0-17.17~24.04.2", "binary_name": "linux-image-6.11.0-17-generic-dbgsym" }, { "binary_version": "6.11.0-17.17~24.04.2", "binary_name": "linux-image-unsigned-6.11.0-17-generic" }, { "binary_version": "6.11.0-17.17~24.04.2", "binary_name": "linux-image-unsigned-6.11.0-17-generic-64k" }, { "binary_version": "6.11.0-17.17~24.04.2", "binary_name": "linux-image-unsigned-6.11.0-17-generic-64k-dbgsym" }, { "binary_version": "6.11.0-17.17~24.04.2", "binary_name": "linux-image-unsigned-6.11.0-17-generic-dbgsym" }, { "binary_version": "6.11.0-17.17~24.04.2", "binary_name": "linux-modules-6.11.0-17-generic" }, { "binary_version": "6.11.0-17.17~24.04.2", "binary_name": "linux-modules-6.11.0-17-generic-64k" }, { "binary_version": "6.11.0-17.17~24.04.2", "binary_name": "linux-modules-extra-6.11.0-17-generic" }, { "binary_version": "6.11.0-17.17~24.04.2", "binary_name": "linux-modules-ipu6-6.11.0-17-generic" }, { "binary_version": "6.11.0-17.17~24.04.2", "binary_name": "linux-modules-ipu7-6.11.0-17-generic" }, { "binary_version": "6.11.0-17.17~24.04.2", "binary_name": "linux-modules-iwlwifi-6.11.0-17-generic" }, { "binary_version": "6.11.0-17.17~24.04.2", "binary_name": "linux-modules-usbio-6.11.0-17-generic" }, { "binary_version": "6.11.0-17.17~24.04.2", "binary_name": "linux-modules-vision-6.11.0-17-generic" }, { "binary_version": "6.11.0-17.17~24.04.2", "binary_name": "linux-tools-6.11.0-17-generic" }, { "binary_version": "6.11.0-17.17~24.04.2", "binary_name": "linux-tools-6.11.0-17-generic-64k" } ] }
{ "availability": "No subscription required", "ubuntu_priority": "medium", "binaries": [ { "binary_version": "6.11.0-1015.15", "binary_name": "linux-buildinfo-6.11.0-1015-oem" }, { "binary_version": "6.11.0-1015.15", "binary_name": "linux-headers-6.11.0-1015-oem" }, { "binary_version": "6.11.0-1015.15", "binary_name": "linux-image-unsigned-6.11.0-1015-oem" }, { "binary_version": "6.11.0-1015.15", "binary_name": "linux-image-unsigned-6.11.0-1015-oem-dbgsym" }, { "binary_version": "6.11.0-1015.15", "binary_name": "linux-modules-6.11.0-1015-oem" }, { "binary_version": "6.11.0-1015.15", "binary_name": "linux-modules-ipu6-6.11.0-1015-oem" }, { "binary_version": "6.11.0-1015.15", "binary_name": "linux-modules-ipu7-6.11.0-1015-oem" }, { "binary_version": "6.11.0-1015.15", "binary_name": "linux-modules-iwlwifi-6.11.0-1015-oem" }, { "binary_version": "6.11.0-1015.15", "binary_name": "linux-modules-usbio-6.11.0-1015-oem" }, { "binary_version": "6.11.0-1015.15", "binary_name": "linux-modules-vision-6.11.0-1015-oem" }, { "binary_version": "6.11.0-1015.15", "binary_name": "linux-oem-6.11-headers-6.11.0-1015" }, { "binary_version": "6.11.0-1015.15", "binary_name": "linux-oem-6.11-tools-6.11.0-1015" }, { "binary_version": "6.11.0-1015.15", "binary_name": "linux-tools-6.11.0-1015-oem" } ] }