cve-2023-52784
Vulnerability from cvelistv5
Published
2024-05-21 15:31
Modified
2024-08-02 23:11
Severity
Summary
bonding: stop the device in bond_setup_by_slave()
References
SourceURLTags
416baaa9-dc9f-4396-8d5f-8c081fb06d67https://git.kernel.org/stable/c/19554aa901b5833787df4417a05ccdebf351b7f4
416baaa9-dc9f-4396-8d5f-8c081fb06d67https://git.kernel.org/stable/c/396baca6683f415b5bc2b380289387bef1406edc
416baaa9-dc9f-4396-8d5f-8c081fb06d67https://git.kernel.org/stable/c/3cffa2ddc4d3fcf70cde361236f5a614f81a09b2
416baaa9-dc9f-4396-8d5f-8c081fb06d67https://git.kernel.org/stable/c/53064e8239dd2ecfefc5634e991f1025abc2ee0c
416baaa9-dc9f-4396-8d5f-8c081fb06d67https://git.kernel.org/stable/c/87c49806a37f88eddde3f537c162fd0c2834170c
416baaa9-dc9f-4396-8d5f-8c081fb06d67https://git.kernel.org/stable/c/b4f0e605a508f6d7cda6df2f03a0c676b778b1fe
416baaa9-dc9f-4396-8d5f-8c081fb06d67https://git.kernel.org/stable/c/d98c91215a5748a0f536e7ccea26027005196859
Impacted products
VendorProduct
LinuxLinux
LinuxLinux
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          "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nbonding: stop the device in bond_setup_by_slave()\n\nCommit 9eed321cde22 (\"net: lapbether: only support ethernet devices\")\nhas been able to keep syzbot away from net/lapb, until today.\n\nIn the following splat [1], the issue is that a lapbether device has\nbeen created on a bonding device without members. Then adding a non\nARPHRD_ETHER member forced the bonding master to change its type.\n\nThe fix is to make sure we call dev_close() in bond_setup_by_slave()\nso that the potential linked lapbether devices (or any other devices\nhaving assumptions on the physical device) are removed.\n\nA similar bug has been addressed in commit 40baec225765\n(\"bonding: fix panic on non-ARPHRD_ETHER enslave failure\")\n\n[1]\nskbuff: skb_under_panic: text:ffff800089508810 len:44 put:40 head:ffff0000c78e7c00 data:ffff0000c78e7bea tail:0x16 end:0x140 dev:bond0\nkernel BUG at net/core/skbuff.c:192 !\nInternal error: Oops - BUG: 00000000f2000800 [#1] PREEMPT SMP\nModules linked in:\nCPU: 0 PID: 6007 Comm: syz-executor383 Not tainted 6.6.0-rc3-syzkaller-gbf6547d8715b #0\nHardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/04/2023\npstate: 60400005 (nZCv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--)\npc : skb_panic net/core/skbuff.c:188 [inline]\npc : skb_under_panic+0x13c/0x140 net/core/skbuff.c:202\nlr : skb_panic net/core/skbuff.c:188 [inline]\nlr : skb_under_panic+0x13c/0x140 net/core/skbuff.c:202\nsp : ffff800096a06aa0\nx29: ffff800096a06ab0 x28: ffff800096a06ba0 x27: dfff800000000000\nx26: ffff0000ce9b9b50 x25: 0000000000000016 x24: ffff0000c78e7bea\nx23: ffff0000c78e7c00 x22: 000000000000002c x21: 0000000000000140\nx20: 0000000000000028 x19: ffff800089508810 x18: ffff800096a06100\nx17: 0000000000000000 x16: ffff80008a629a3c x15: 0000000000000001\nx14: 1fffe00036837a32 x13: 0000000000000000 x12: 0000000000000000\nx11: 0000000000000201 x10: 0000000000000000 x9 : cb50b496c519aa00\nx8 : cb50b496c519aa00 x7 : 0000000000000001 x6 : 0000000000000001\nx5 : ffff800096a063b8 x4 : ffff80008e280f80 x3 : ffff8000805ad11c\nx2 : 0000000000000001 x1 : 0000000100000201 x0 : 0000000000000086\nCall trace:\nskb_panic net/core/skbuff.c:188 [inline]\nskb_under_panic+0x13c/0x140 net/core/skbuff.c:202\nskb_push+0xf0/0x108 net/core/skbuff.c:2446\nip6gre_header+0xbc/0x738 net/ipv6/ip6_gre.c:1384\ndev_hard_header include/linux/netdevice.h:3136 [inline]\nlapbeth_data_transmit+0x1c4/0x298 drivers/net/wan/lapbether.c:257\nlapb_data_transmit+0x8c/0xb0 net/lapb/lapb_iface.c:447\nlapb_transmit_buffer+0x178/0x204 net/lapb/lapb_out.c:149\nlapb_send_control+0x220/0x320 net/lapb/lapb_subr.c:251\n__lapb_disconnect_request+0x9c/0x17c net/lapb/lapb_iface.c:326\nlapb_device_event+0x288/0x4e0 net/lapb/lapb_iface.c:492\nnotifier_call_chain+0x1a4/0x510 kernel/notifier.c:93\nraw_notifier_call_chain+0x3c/0x50 kernel/notifier.c:461\ncall_netdevice_notifiers_info net/core/dev.c:1970 [inline]\ncall_netdevice_notifiers_extack net/core/dev.c:2008 [inline]\ncall_netdevice_notifiers net/core/dev.c:2022 [inline]\n__dev_close_many+0x1b8/0x3c4 net/core/dev.c:1508\ndev_close_many+0x1e0/0x470 net/core/dev.c:1559\ndev_close+0x174/0x250 net/core/dev.c:1585\nlapbeth_device_event+0x2e4/0x958 drivers/net/wan/lapbether.c:466\nnotifier_call_chain+0x1a4/0x510 kernel/notifier.c:93\nraw_notifier_call_chain+0x3c/0x50 kernel/notifier.c:461\ncall_netdevice_notifiers_info net/core/dev.c:1970 [inline]\ncall_netdevice_notifiers_extack net/core/dev.c:2008 [inline]\ncall_netdevice_notifiers net/core/dev.c:2022 [inline]\n__dev_close_many+0x1b8/0x3c4 net/core/dev.c:1508\ndev_close_many+0x1e0/0x470 net/core/dev.c:1559\ndev_close+0x174/0x250 net/core/dev.c:1585\nbond_enslave+0x2298/0x30cc drivers/net/bonding/bond_main.c:2332\nbond_do_ioctl+0x268/0xc64 drivers/net/bonding/bond_main.c:4539\ndev_ifsioc+0x754/0x9ac\ndev_ioctl+0x4d8/0xd34 net/core/dev_ioctl.c:786\nsock_do_ioctl+0x1d4/0x2d0 net/socket.c:1217\nsock_ioctl+0x4e8/0x834 net/socket.c:1322\nvfs_ioctl fs/ioctl.c:51 [inline]\n__do_\n---truncated---"
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      "title": "bonding: stop the device in bond_setup_by_slave()",
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  "cveMetadata": {
    "assignerOrgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
    "assignerShortName": "Linux",
    "cveId": "CVE-2023-52784",
    "datePublished": "2024-05-21T15:31:02.362Z",
    "dateReserved": "2024-05-21T15:19:24.240Z",
    "dateUpdated": "2024-08-02T23:11:36.053Z",
    "state": "PUBLISHED"
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  "dataType": "CVE_RECORD",
  "dataVersion": "5.1",
  "meta": {
    "nvd": "{\"cve\":{\"id\":\"CVE-2023-52784\",\"sourceIdentifier\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\",\"published\":\"2024-05-21T16:15:17.233\",\"lastModified\":\"2024-05-21T16:53:56.550\",\"vulnStatus\":\"Awaiting Analysis\",\"descriptions\":[{\"lang\":\"en\",\"value\":\"In the Linux kernel, the following vulnerability has been resolved:\\n\\nbonding: stop the device in bond_setup_by_slave()\\n\\nCommit 9eed321cde22 (\\\"net: lapbether: only support ethernet devices\\\")\\nhas been able to keep syzbot away from net/lapb, until today.\\n\\nIn the following splat [1], the issue is that a lapbether device has\\nbeen created on a bonding device without members. Then adding a non\\nARPHRD_ETHER member forced the bonding master to change its type.\\n\\nThe fix is to make sure we call dev_close() in bond_setup_by_slave()\\nso that the potential linked lapbether devices (or any other devices\\nhaving assumptions on the physical device) are removed.\\n\\nA similar bug has been addressed in commit 40baec225765\\n(\\\"bonding: fix panic on non-ARPHRD_ETHER enslave failure\\\")\\n\\n[1]\\nskbuff: skb_under_panic: text:ffff800089508810 len:44 put:40 head:ffff0000c78e7c00 data:ffff0000c78e7bea tail:0x16 end:0x140 dev:bond0\\nkernel BUG at net/core/skbuff.c:192 !\\nInternal error: Oops - BUG: 00000000f2000800 [#1] PREEMPT SMP\\nModules linked in:\\nCPU: 0 PID: 6007 Comm: syz-executor383 Not tainted 6.6.0-rc3-syzkaller-gbf6547d8715b #0\\nHardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/04/2023\\npstate: 60400005 (nZCv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--)\\npc : skb_panic net/core/skbuff.c:188 [inline]\\npc : skb_under_panic+0x13c/0x140 net/core/skbuff.c:202\\nlr : skb_panic net/core/skbuff.c:188 [inline]\\nlr : skb_under_panic+0x13c/0x140 net/core/skbuff.c:202\\nsp : ffff800096a06aa0\\nx29: ffff800096a06ab0 x28: ffff800096a06ba0 x27: dfff800000000000\\nx26: ffff0000ce9b9b50 x25: 0000000000000016 x24: ffff0000c78e7bea\\nx23: ffff0000c78e7c00 x22: 000000000000002c x21: 0000000000000140\\nx20: 0000000000000028 x19: ffff800089508810 x18: ffff800096a06100\\nx17: 0000000000000000 x16: ffff80008a629a3c x15: 0000000000000001\\nx14: 1fffe00036837a32 x13: 0000000000000000 x12: 0000000000000000\\nx11: 0000000000000201 x10: 0000000000000000 x9 : cb50b496c519aa00\\nx8 : cb50b496c519aa00 x7 : 0000000000000001 x6 : 0000000000000001\\nx5 : ffff800096a063b8 x4 : ffff80008e280f80 x3 : ffff8000805ad11c\\nx2 : 0000000000000001 x1 : 0000000100000201 x0 : 0000000000000086\\nCall trace:\\nskb_panic net/core/skbuff.c:188 [inline]\\nskb_under_panic+0x13c/0x140 net/core/skbuff.c:202\\nskb_push+0xf0/0x108 net/core/skbuff.c:2446\\nip6gre_header+0xbc/0x738 net/ipv6/ip6_gre.c:1384\\ndev_hard_header include/linux/netdevice.h:3136 [inline]\\nlapbeth_data_transmit+0x1c4/0x298 drivers/net/wan/lapbether.c:257\\nlapb_data_transmit+0x8c/0xb0 net/lapb/lapb_iface.c:447\\nlapb_transmit_buffer+0x178/0x204 net/lapb/lapb_out.c:149\\nlapb_send_control+0x220/0x320 net/lapb/lapb_subr.c:251\\n__lapb_disconnect_request+0x9c/0x17c net/lapb/lapb_iface.c:326\\nlapb_device_event+0x288/0x4e0 net/lapb/lapb_iface.c:492\\nnotifier_call_chain+0x1a4/0x510 kernel/notifier.c:93\\nraw_notifier_call_chain+0x3c/0x50 kernel/notifier.c:461\\ncall_netdevice_notifiers_info net/core/dev.c:1970 [inline]\\ncall_netdevice_notifiers_extack net/core/dev.c:2008 [inline]\\ncall_netdevice_notifiers net/core/dev.c:2022 [inline]\\n__dev_close_many+0x1b8/0x3c4 net/core/dev.c:1508\\ndev_close_many+0x1e0/0x470 net/core/dev.c:1559\\ndev_close+0x174/0x250 net/core/dev.c:1585\\nlapbeth_device_event+0x2e4/0x958 drivers/net/wan/lapbether.c:466\\nnotifier_call_chain+0x1a4/0x510 kernel/notifier.c:93\\nraw_notifier_call_chain+0x3c/0x50 kernel/notifier.c:461\\ncall_netdevice_notifiers_info net/core/dev.c:1970 [inline]\\ncall_netdevice_notifiers_extack net/core/dev.c:2008 [inline]\\ncall_netdevice_notifiers net/core/dev.c:2022 [inline]\\n__dev_close_many+0x1b8/0x3c4 net/core/dev.c:1508\\ndev_close_many+0x1e0/0x470 net/core/dev.c:1559\\ndev_close+0x174/0x250 net/core/dev.c:1585\\nbond_enslave+0x2298/0x30cc drivers/net/bonding/bond_main.c:2332\\nbond_do_ioctl+0x268/0xc64 drivers/net/bonding/bond_main.c:4539\\ndev_ifsioc+0x754/0x9ac\\ndev_ioctl+0x4d8/0xd34 net/core/dev_ioctl.c:786\\nsock_do_ioctl+0x1d4/0x2d0 net/socket.c:1217\\nsock_ioctl+0x4e8/0x834 net/socket.c:1322\\nvfs_ioctl fs/ioctl.c:51 [inline]\\n__do_\\n---truncated---\"},{\"lang\":\"es\",\"value\":\"En el kernel de Linux, se ha resuelto la siguiente vulnerabilidad: bonding: detener el dispositivo en bond_setup_by_slave(). El compromiso 9eed321cde22 (\\\"net: lapbether: solo admite dispositivos ethernet\\\") ha podido mantener a syzbot alejado de net/lapb, hasta hoy. En el siguiente s\u00edmbolo [1], el problema es que se ha creado un dispositivo lapbether sobre un dispositivo de uni\u00f3n sin miembros. Luego, agregar un miembro que no sea ARPHRD_ETHER oblig\u00f3 al maestro de vinculaci\u00f3n a cambiar su tipo. La soluci\u00f3n es asegurarnos de llamar a dev_close() en bond_setup_by_slave() para que se eliminen los posibles dispositivos lapbether vinculados (o cualquier otro dispositivo que tenga suposiciones sobre el dispositivo f\u00edsico). Se solucion\u00f3 un error similar en la confirmaci\u00f3n 40baec225765 (\\\"vinculaci\u00f3n: corregir el p\u00e1nico en caso de falla de esclavitud no ARPHRD_ETHER\\\") [1] skbuff: skb_under_panic: text:ffff800089508810 len:44 put:40 head:ffff0000c78e7c00 data:ffff0000c78e7bea tail:0x16 end: 0x140 dev:bond0 ERROR del kernel en net/core/skbuff.c:192! Error interno: Ups - ERROR: 00000000f2000800 [#1] PREEMPT M\u00f3dulos SMP vinculados en: CPU: 0 PID: 6007 Comm: syz-executor383 No contaminado 6.6.0-rc3-syzkaller-gbf6547d8715b #0 Nombre de hardware: Google Google Compute Engine/ Google Compute Engine, BIOS Google 04/08/2023 pstate: 60400005 (nZCv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--) pc: skb_panic net/core/skbuff.c:188 [en l\u00ednea] pc: skb_under_panic +0x13c/0x140 net/core/skbuff.c:202 lr: skb_panic net/core/skbuff.c:188 [en l\u00ednea] lr: skb_under_panic+0x13c/0x140 net/core/skbuff.c:202 sp: ffff800096a06aa0 x29: ffff800096a06ab0 x28: ffff800096a06ba0 x27: dfff800000000000 x26: ffff0000ce9b9b50 x25: 0000000000000016 x24: ffff0000c78e7bea x23: ffff0000c78e7c00 x22: 0000000002c x21: 0000000000000140 x20: 0000000000000028 x19: ffff800089508810 x18: ffff800096a06100 x17: 0000000000000000 x16: ffff80008 a629a3c x15: 0000000000000001 x14: 1fffe00036837a32 x13: 0000000000000000 x12: 0000000000000000 x11: 0000000000000201 x10: 000000000000000 x9: cb50b496c519aa00 x8: cb50b496c519aa00 x7: 0000000000000001 x6: 00000000000001 x5: ffff800096a063b8 x4: ffff80008e280f80 x3: ffff8000805ad11c x2: 0000000000000001 x1: 0000000100000201 x0: 00000000000000 086 Rastreo de llamadas: skb_panic net/core/skbuff.c:188 [en l\u00ednea] skb_under_panic+0x13c/0x140 net/core/skbuff.c:202 skb_push+0xf0/0x108 net/core/skbuff.c:2446 ip6gre_header+0xbc/0x738 net/ipv6/ip6_gre.c:1384 dev_hard_header include/linux/ netdevice.h:3136 [en l\u00ednea] lapbeth_data_transmit+0x1c4/0x298 drivers/net/wan/lapbether.c:257 lapb_data_transmit+0x8c/0xb0 net/lapb/lapb_iface.c:447 lapb_transmit_buffer+0x178/0x204 net/lapb/lapb_out.c :149 lapb_send_control+0x220/0x320 net/lapb/lapb_subr.c:251 __lapb_disconnect_request+0x9c/0x17c net/lapb/lapb_iface.c:326 lapb_device_event+0x288/0x4e0 net/lapb/lapb_iface.c:492 notifier_call_chain+0 n\u00facleo x1a4/0x510 /notifier.c:93 raw_notifier_call_chain+0x3c/0x50 kernel/notifier.c:461 call_netdevice_notifiers_info net/core/dev.c:1970 [en l\u00ednea] call_netdevice_notifiers_extack net/core/dev.c:2008 [en l\u00ednea] call_netdevice_notifiers net/core/dev .c:2022 [en l\u00ednea] __dev_close_many+0x1b8/0x3c4 net/core/dev.c:1508 dev_close_many+0x1e0/0x470 net/core/dev.c:1559 dev_close+0x174/0x250 net/core/dev.c:1585 lapbeth_device_event +0x2e4/0x958 drivers/net/wan/lapbether.c:466 notifier_call_chain+0x1a4/0x510 kernel/notifier.c:93 raw_notifier_call_chain+0x3c/0x50 kernel/notifier.c:461 call_netdevice_notifiers_info net/core/dev.c:1970 [ en l\u00ednea] call_netdevice_notifiers_extack net/core/dev.c:2008 [en l\u00ednea] call_netdevice_notifiers net/core/dev.c:2022 [en l\u00ednea] __dev_close_many+0x1b8/0x3c4 net/core/dev.c:1508 dev_close_many+0x1e0/0x470 net/core /dev.c:1559 dev_close+0x174/0x250 net/core/dev.c:1585 bond_enslave+0x2298/0x30cc drivers/net/bonding/bond_main.c:2332 bond_do_ioctl+0x268/0xc64 drivers/net/bonding/bond_main.c :4539 dev_ifsioc+0x754/0x9ac dev_ioctl+0x4d8/0xd34 net/core/dev_ioctl.c:786 sock_do_ioctl+0x1d4/0x2d0 net/socket.c:1217 ---truncado---\"}],\"metrics\":{},\"references\":[{\"url\":\"https://git.kernel.org/stable/c/19554aa901b5833787df4417a05ccdebf351b7f4\",\"source\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\"},{\"url\":\"https://git.kernel.org/stable/c/396baca6683f415b5bc2b380289387bef1406edc\",\"source\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\"},{\"url\":\"https://git.kernel.org/stable/c/3cffa2ddc4d3fcf70cde361236f5a614f81a09b2\",\"source\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\"},{\"url\":\"https://git.kernel.org/stable/c/53064e8239dd2ecfefc5634e991f1025abc2ee0c\",\"source\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\"},{\"url\":\"https://git.kernel.org/stable/c/87c49806a37f88eddde3f537c162fd0c2834170c\",\"source\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\"},{\"url\":\"https://git.kernel.org/stable/c/b4f0e605a508f6d7cda6df2f03a0c676b778b1fe\",\"source\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\"},{\"url\":\"https://git.kernel.org/stable/c/d98c91215a5748a0f536e7ccea26027005196859\",\"source\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\"}]}}"
  }
}


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