CVE-2024-26663
Vulnerability from cvelistv5
Published
2024-04-02 06:22
Modified
2024-08-02 00:14
Severity ?
Summary
tipc: Check the bearer type before calling tipc_udp_nl_bearer_add()
References
416baaa9-dc9f-4396-8d5f-8c081fb06d67https://git.kernel.org/stable/c/0cd331dfd6023640c9669d0592bc0fd491205f87
416baaa9-dc9f-4396-8d5f-8c081fb06d67https://git.kernel.org/stable/c/19d7314f2fb9515bdaac9829d4d8eb34edd1fe95
416baaa9-dc9f-4396-8d5f-8c081fb06d67https://git.kernel.org/stable/c/24ec8f0da93b8a9fba11600be8a90f0d73fb46f1
416baaa9-dc9f-4396-8d5f-8c081fb06d67https://git.kernel.org/stable/c/3871aa01e1a779d866fa9dfdd5a836f342f4eb87
416baaa9-dc9f-4396-8d5f-8c081fb06d67https://git.kernel.org/stable/c/3d3a5b31b43515b5752ff282702ca546ec3e48b6
416baaa9-dc9f-4396-8d5f-8c081fb06d67https://git.kernel.org/stable/c/6f70f0b412458c622a12d4292782c8e92e210c2f
416baaa9-dc9f-4396-8d5f-8c081fb06d67https://git.kernel.org/stable/c/888e3524be87f3df9fa3c083484e4b62b3e3bb59
416baaa9-dc9f-4396-8d5f-8c081fb06d67https://git.kernel.org/stable/c/c1701ea85ef0ec7be6a1b36c7da69f572ed2fd12
416baaa9-dc9f-4396-8d5f-8c081fb06d67https://lists.debian.org/debian-lts-announce/2024/06/msg00017.html
416baaa9-dc9f-4396-8d5f-8c081fb06d67https://lists.debian.org/debian-lts-announce/2024/06/msg00020.html
Impacted products
LinuxLinux
LinuxLinux
Show details on NVD website

To clipboard 

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          "value": "In the Linux kernel, the following vulnerability has been resolved:\n\ntipc: Check the bearer type before calling tipc_udp_nl_bearer_add()\n\nsyzbot reported the following general protection fault [1]:\n\ngeneral protection fault, probably for non-canonical address 0xdffffc0000000010: 0000 [#1] PREEMPT SMP KASAN\nKASAN: null-ptr-deref in range [0x0000000000000080-0x0000000000000087]\n...\nRIP: 0010:tipc_udp_is_known_peer+0x9c/0x250 net/tipc/udp_media.c:291\n...\nCall Trace:\n \u003cTASK\u003e\n tipc_udp_nl_bearer_add+0x212/0x2f0 net/tipc/udp_media.c:646\n tipc_nl_bearer_add+0x21e/0x360 net/tipc/bearer.c:1089\n genl_family_rcv_msg_doit+0x1fc/0x2e0 net/netlink/genetlink.c:972\n genl_family_rcv_msg net/netlink/genetlink.c:1052 [inline]\n genl_rcv_msg+0x561/0x800 net/netlink/genetlink.c:1067\n netlink_rcv_skb+0x16b/0x440 net/netlink/af_netlink.c:2544\n genl_rcv+0x28/0x40 net/netlink/genetlink.c:1076\n netlink_unicast_kernel net/netlink/af_netlink.c:1341 [inline]\n netlink_unicast+0x53b/0x810 net/netlink/af_netlink.c:1367\n netlink_sendmsg+0x8b7/0xd70 net/netlink/af_netlink.c:1909\n sock_sendmsg_nosec net/socket.c:730 [inline]\n __sock_sendmsg+0xd5/0x180 net/socket.c:745\n ____sys_sendmsg+0x6ac/0x940 net/socket.c:2584\n ___sys_sendmsg+0x135/0x1d0 net/socket.c:2638\n __sys_sendmsg+0x117/0x1e0 net/socket.c:2667\n do_syscall_x64 arch/x86/entry/common.c:52 [inline]\n do_syscall_64+0x40/0x110 arch/x86/entry/common.c:83\n entry_SYSCALL_64_after_hwframe+0x63/0x6b\n\nThe cause of this issue is that when tipc_nl_bearer_add() is called with\nthe TIPC_NLA_BEARER_UDP_OPTS attribute, tipc_udp_nl_bearer_add() is called\neven if the bearer is not UDP.\n\ntipc_udp_is_known_peer() called by tipc_udp_nl_bearer_add() assumes that\nthe media_ptr field of the tipc_bearer has an udp_bearer type object, so\nthe function goes crazy for non-UDP bearers.\n\nThis patch fixes the issue by checking the bearer type before calling\ntipc_udp_nl_bearer_add() in tipc_nl_bearer_add()."
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    "cveId": "CVE-2024-26663",
    "datePublished": "2024-04-02T06:22:12.537Z",
    "dateReserved": "2024-02-19T14:20:24.148Z",
    "dateUpdated": "2024-08-02T00:14:12.929Z",
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    "nvd": "{\"cve\":{\"id\":\"CVE-2024-26663\",\"sourceIdentifier\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\",\"published\":\"2024-04-02T07:15:43.287\",\"lastModified\":\"2024-06-27T12:15:19.617\",\"vulnStatus\":\"Awaiting Analysis\",\"descriptions\":[{\"lang\":\"en\",\"value\":\"In the Linux kernel, the following vulnerability has been resolved:\\n\\ntipc: Check the bearer type before calling tipc_udp_nl_bearer_add()\\n\\nsyzbot reported the following general protection fault [1]:\\n\\ngeneral protection fault, probably for non-canonical address 0xdffffc0000000010: 0000 [#1] PREEMPT SMP KASAN\\nKASAN: null-ptr-deref in range [0x0000000000000080-0x0000000000000087]\\n...\\nRIP: 0010:tipc_udp_is_known_peer+0x9c/0x250 net/tipc/udp_media.c:291\\n...\\nCall Trace:\\n \u003cTASK\u003e\\n tipc_udp_nl_bearer_add+0x212/0x2f0 net/tipc/udp_media.c:646\\n tipc_nl_bearer_add+0x21e/0x360 net/tipc/bearer.c:1089\\n genl_family_rcv_msg_doit+0x1fc/0x2e0 net/netlink/genetlink.c:972\\n genl_family_rcv_msg net/netlink/genetlink.c:1052 [inline]\\n genl_rcv_msg+0x561/0x800 net/netlink/genetlink.c:1067\\n netlink_rcv_skb+0x16b/0x440 net/netlink/af_netlink.c:2544\\n genl_rcv+0x28/0x40 net/netlink/genetlink.c:1076\\n netlink_unicast_kernel net/netlink/af_netlink.c:1341 [inline]\\n netlink_unicast+0x53b/0x810 net/netlink/af_netlink.c:1367\\n netlink_sendmsg+0x8b7/0xd70 net/netlink/af_netlink.c:1909\\n sock_sendmsg_nosec net/socket.c:730 [inline]\\n __sock_sendmsg+0xd5/0x180 net/socket.c:745\\n ____sys_sendmsg+0x6ac/0x940 net/socket.c:2584\\n ___sys_sendmsg+0x135/0x1d0 net/socket.c:2638\\n __sys_sendmsg+0x117/0x1e0 net/socket.c:2667\\n do_syscall_x64 arch/x86/entry/common.c:52 [inline]\\n do_syscall_64+0x40/0x110 arch/x86/entry/common.c:83\\n entry_SYSCALL_64_after_hwframe+0x63/0x6b\\n\\nThe cause of this issue is that when tipc_nl_bearer_add() is called with\\nthe TIPC_NLA_BEARER_UDP_OPTS attribute, tipc_udp_nl_bearer_add() is called\\neven if the bearer is not UDP.\\n\\ntipc_udp_is_known_peer() called by tipc_udp_nl_bearer_add() assumes that\\nthe media_ptr field of the tipc_bearer has an udp_bearer type object, so\\nthe function goes crazy for non-UDP bearers.\\n\\nThis patch fixes the issue by checking the bearer type before calling\\ntipc_udp_nl_bearer_add() in tipc_nl_bearer_add().\"},{\"lang\":\"es\",\"value\":\"En el kernel de Linux, se resolvi\u00f3 la siguiente vulnerabilidad: tipc: verifique el tipo de portador antes de llamar a tipc_udp_nl_bearer_add() syzbot inform\u00f3 la siguiente falla de protecci\u00f3n general [1]: falla de protecci\u00f3n general, probablemente para la direcci\u00f3n no can\u00f3nica 0xdffffc0000000010: 0000 [#1 ] PREEMPT SMP KASAN KASAN: null-ptr-deref en el rango [0x00000000000000080-0x0000000000000087] ... RIP: 0010:tipc_udp_is_known_peer+0x9c/0x250 net/tipc/udp_media.c:291 ... Seguimiento de llamadas:  tipc_udp_ nl_bearer_add+ 0x212/0x2f0 net/tipc/udp_media.c:646 tipc_nl_bearer_add+0x21e/0x360 net/tipc/bearer.c:1089 genl_family_rcv_msg_doit+0x1fc/0x2e0 net/netlink/genetlink.c:972 genl_family_rcv_msg net/netlink/genetlink. c:1052 [en l\u00ednea] genl_rcv_msg+0x561/0x800 net/netlink/genetlink.c:1067 netlink_rcv_skb+0x16b/0x440 net/netlink/af_netlink.c:2544 genl_rcv+0x28/0x40 net/netlink/genetlink.c:1076 netlink_unicast_kernel net/netlink/ af_netlink.c:1341 [en l\u00ednea] netlink_unicast+0x53b/0x810 net/netlink/af_netlink.c:1367 netlink_sendmsg+0x8b7/0xd70 net/netlink/af_netlink.c:1909 sock_sendmsg_nosec net/socket.c:730 [en l\u00ednea] __sock_sendmsg+0xd 5 /0x180 net/socket.c:745 ____sys_sendmsg+0x6ac/0x940 net/socket.c:2584 ___sys_sendmsg+0x135/0x1d0 net/socket.c:2638 __sys_sendmsg+0x117/0x1e0 net/socket.c:2667 do_syscall_x 64 arco/x86/ Entry/common.c:52 [en l\u00ednea] do_syscall_64+0x40/0x110 arch/x86/entry/common.c:83 Entry_SYSCALL_64_after_hwframe+0x63/0x6b La causa de este problema es que cuando se llama a tipc_nl_bearer_add() con el atributo TIPC_NLA_BEARER_UDP_OPTS, tipc_udp_nl_bear er_a\u00f1adir () se llama incluso si el portador no es UDP. tipc_udp_is_known_peer() llamado por tipc_udp_nl_bearer_add() supone que el campo media_ptr de tipc_bearer tiene un objeto de tipo udp_bearer, por lo que la funci\u00f3n se vuelve loca para los portadores que no son UDP. Este parche soluciona el problema al verificar el tipo de portador antes de llamar a tipc_udp_nl_bearer_add() en tipc_nl_bearer_add().\"}],\"metrics\":{},\"references\":[{\"url\":\"https://git.kernel.org/stable/c/0cd331dfd6023640c9669d0592bc0fd491205f87\",\"source\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\"},{\"url\":\"https://git.kernel.org/stable/c/19d7314f2fb9515bdaac9829d4d8eb34edd1fe95\",\"source\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\"},{\"url\":\"https://git.kernel.org/stable/c/24ec8f0da93b8a9fba11600be8a90f0d73fb46f1\",\"source\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\"},{\"url\":\"https://git.kernel.org/stable/c/3871aa01e1a779d866fa9dfdd5a836f342f4eb87\",\"source\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\"},{\"url\":\"https://git.kernel.org/stable/c/3d3a5b31b43515b5752ff282702ca546ec3e48b6\",\"source\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\"},{\"url\":\"https://git.kernel.org/stable/c/6f70f0b412458c622a12d4292782c8e92e210c2f\",\"source\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\"},{\"url\":\"https://git.kernel.org/stable/c/888e3524be87f3df9fa3c083484e4b62b3e3bb59\",\"source\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\"},{\"url\":\"https://git.kernel.org/stable/c/c1701ea85ef0ec7be6a1b36c7da69f572ed2fd12\",\"source\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\"},{\"url\":\"https://lists.debian.org/debian-lts-announce/2024/06/msg00017.html\",\"source\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\"},{\"url\":\"https://lists.debian.org/debian-lts-announce/2024/06/msg00020.html\",\"source\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\"}]}}"
  }
}


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