cve-2024-36484
Vulnerability from cvelistv5
Published
2024-06-21 10:18
Modified
2024-08-02 03:37
Severity ?
EPSS score ?
Summary
net: relax socket state check at accept time.
References
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"value": "In the Linux kernel, the following vulnerability has been resolved:\n\nnet: relax socket state check at accept time.\n\nChristoph reported the following splat:\n\nWARNING: CPU: 1 PID: 772 at net/ipv4/af_inet.c:761 __inet_accept+0x1f4/0x4a0\nModules linked in:\nCPU: 1 PID: 772 Comm: syz-executor510 Not tainted 6.9.0-rc7-g7da7119fe22b #56\nHardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.11.0-2.el7 04/01/2014\nRIP: 0010:__inet_accept+0x1f4/0x4a0 net/ipv4/af_inet.c:759\nCode: 04 38 84 c0 0f 85 87 00 00 00 41 c7 04 24 03 00 00 00 48 83 c4 10 5b 41 5c 41 5d 41 5e 41 5f 5d c3 cc cc cc cc e8 ec b7 da fd \u003c0f\u003e 0b e9 7f fe ff ff e8 e0 b7 da fd 0f 0b e9 fe fe ff ff 89 d9 80\nRSP: 0018:ffffc90000c2fc58 EFLAGS: 00010293\nRAX: ffffffff836bdd14 RBX: 0000000000000000 RCX: ffff888104668000\nRDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000\nRBP: dffffc0000000000 R08: ffffffff836bdb89 R09: fffff52000185f64\nR10: dffffc0000000000 R11: fffff52000185f64 R12: dffffc0000000000\nR13: 1ffff92000185f98 R14: ffff88810754d880 R15: ffff8881007b7800\nFS: 000000001c772880(0000) GS:ffff88811b280000(0000) knlGS:0000000000000000\nCS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033\nCR2: 00007fb9fcf2e178 CR3: 00000001045d2002 CR4: 0000000000770ef0\nDR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000\nDR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400\nPKRU: 55555554\nCall Trace:\n \u003cTASK\u003e\n inet_accept+0x138/0x1d0 net/ipv4/af_inet.c:786\n do_accept+0x435/0x620 net/socket.c:1929\n __sys_accept4_file net/socket.c:1969 [inline]\n __sys_accept4+0x9b/0x110 net/socket.c:1999\n __do_sys_accept net/socket.c:2016 [inline]\n __se_sys_accept net/socket.c:2013 [inline]\n __x64_sys_accept+0x7d/0x90 net/socket.c:2013\n do_syscall_x64 arch/x86/entry/common.c:52 [inline]\n do_syscall_64+0x58/0x100 arch/x86/entry/common.c:83\n entry_SYSCALL_64_after_hwframe+0x76/0x7e\nRIP: 0033:0x4315f9\nCode: fd ff 48 81 c4 80 00 00 00 e9 f1 fe ff ff 0f 1f 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 \u003c48\u003e 3d 01 f0 ff ff 0f 83 ab b4 fd ff c3 66 2e 0f 1f 84 00 00 00 00\nRSP: 002b:00007ffdb26d9c78 EFLAGS: 00000246 ORIG_RAX: 000000000000002b\nRAX: ffffffffffffffda RBX: 0000000000400300 RCX: 00000000004315f9\nRDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000004\nRBP: 00000000006e1018 R08: 0000000000400300 R09: 0000000000400300\nR10: 0000000000400300 R11: 0000000000000246 R12: 0000000000000000\nR13: 000000000040cdf0 R14: 000000000040ce80 R15: 0000000000000055\n \u003c/TASK\u003e\n\nThe reproducer invokes shutdown() before entering the listener status.\nAfter commit 94062790aedb (\"tcp: defer shutdown(SEND_SHUTDOWN) for\nTCP_SYN_RECV sockets\"), the above causes the child to reach the accept\nsyscall in FIN_WAIT1 status.\n\nEric noted we can relax the existing assertion in __inet_accept()"
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"assignerOrgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
"assignerShortName": "Linux",
"cveId": "CVE-2024-36484",
"datePublished": "2024-06-21T10:18:09.672Z",
"dateReserved": "2024-06-21T10:12:11.494Z",
"dateUpdated": "2024-08-02T03:37:05.014Z",
"state": "PUBLISHED"
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"nvd": "{\"cve\":{\"id\":\"CVE-2024-36484\",\"sourceIdentifier\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\",\"published\":\"2024-06-21T11:15:10.437\",\"lastModified\":\"2024-07-29T07:15:03.447\",\"vulnStatus\":\"Awaiting Analysis\",\"cveTags\":[],\"descriptions\":[{\"lang\":\"en\",\"value\":\"In the Linux kernel, the following vulnerability has been resolved:\\n\\nnet: relax socket state check at accept time.\\n\\nChristoph reported the following splat:\\n\\nWARNING: CPU: 1 PID: 772 at net/ipv4/af_inet.c:761 __inet_accept+0x1f4/0x4a0\\nModules linked in:\\nCPU: 1 PID: 772 Comm: syz-executor510 Not tainted 6.9.0-rc7-g7da7119fe22b #56\\nHardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.11.0-2.el7 04/01/2014\\nRIP: 0010:__inet_accept+0x1f4/0x4a0 net/ipv4/af_inet.c:759\\nCode: 04 38 84 c0 0f 85 87 00 00 00 41 c7 04 24 03 00 00 00 48 83 c4 10 5b 41 5c 41 5d 41 5e 41 5f 5d c3 cc cc cc cc e8 ec b7 da fd \u003c0f\u003e 0b e9 7f fe ff ff e8 e0 b7 da fd 0f 0b e9 fe fe ff ff 89 d9 80\\nRSP: 0018:ffffc90000c2fc58 EFLAGS: 00010293\\nRAX: ffffffff836bdd14 RBX: 0000000000000000 RCX: ffff888104668000\\nRDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000\\nRBP: dffffc0000000000 R08: ffffffff836bdb89 R09: fffff52000185f64\\nR10: dffffc0000000000 R11: fffff52000185f64 R12: dffffc0000000000\\nR13: 1ffff92000185f98 R14: ffff88810754d880 R15: ffff8881007b7800\\nFS: 000000001c772880(0000) GS:ffff88811b280000(0000) knlGS:0000000000000000\\nCS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033\\nCR2: 00007fb9fcf2e178 CR3: 00000001045d2002 CR4: 0000000000770ef0\\nDR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000\\nDR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400\\nPKRU: 55555554\\nCall Trace:\\n \u003cTASK\u003e\\n inet_accept+0x138/0x1d0 net/ipv4/af_inet.c:786\\n do_accept+0x435/0x620 net/socket.c:1929\\n __sys_accept4_file net/socket.c:1969 [inline]\\n __sys_accept4+0x9b/0x110 net/socket.c:1999\\n __do_sys_accept net/socket.c:2016 [inline]\\n __se_sys_accept net/socket.c:2013 [inline]\\n __x64_sys_accept+0x7d/0x90 net/socket.c:2013\\n do_syscall_x64 arch/x86/entry/common.c:52 [inline]\\n do_syscall_64+0x58/0x100 arch/x86/entry/common.c:83\\n entry_SYSCALL_64_after_hwframe+0x76/0x7e\\nRIP: 0033:0x4315f9\\nCode: fd ff 48 81 c4 80 00 00 00 e9 f1 fe ff ff 0f 1f 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 \u003c48\u003e 3d 01 f0 ff ff 0f 83 ab b4 fd ff c3 66 2e 0f 1f 84 00 00 00 00\\nRSP: 002b:00007ffdb26d9c78 EFLAGS: 00000246 ORIG_RAX: 000000000000002b\\nRAX: ffffffffffffffda RBX: 0000000000400300 RCX: 00000000004315f9\\nRDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000004\\nRBP: 00000000006e1018 R08: 0000000000400300 R09: 0000000000400300\\nR10: 0000000000400300 R11: 0000000000000246 R12: 0000000000000000\\nR13: 000000000040cdf0 R14: 000000000040ce80 R15: 0000000000000055\\n \u003c/TASK\u003e\\n\\nThe reproducer invokes shutdown() before entering the listener status.\\nAfter commit 94062790aedb (\\\"tcp: defer shutdown(SEND_SHUTDOWN) for\\nTCP_SYN_RECV sockets\\\"), the above causes the child to reach the accept\\nsyscall in FIN_WAIT1 status.\\n\\nEric noted we can relax the existing assertion in __inet_accept()\"},{\"lang\":\"es\",\"value\":\"En el kernel de Linux se ha resuelto la siguiente vulnerabilidad: net: relajaci\u00f3n del estado del socket en el momento de la aceptaci\u00f3n. Christoph inform\u00f3 el siguiente s\u00edmbolo: ADVERTENCIA: CPU: 1 PID: 772 en net/ipv4/af_inet.c:761 __inet_accept+0x1f4/0x4a0 M\u00f3dulos vinculados en: CPU: 1 PID: 772 Comunicaciones: syz-executor510 No contaminado 6.9.0- rc7-g7da7119fe22b #56 Nombre del hardware: PC est\u00e1ndar QEMU (i440FX + PIIX, 1996), BIOS 1.11.0-2.el7 01/04/2014 RIP: 0010:__inet_accept+0x1f4/0x4a0 net/ipv4/af_inet.c:759 C\u00f3digo: 04 38 84 c0 0f 85 87 00 00 00 41 c7 04 24 03 00 00 00 48 83 c4 10 5b 41 5c 41 5d 41 5e 41 5f 5d c3 cc cc cc cc e8 ec b7 da fd \u0026lt;0f\u0026gt; 0b 7f fe ff ff e8 e0 b7 da fd 0f 0b e9 fe fe ff ff 89 d9 80 RSP: 0018:ffffc90000c2fc58 EFLAGS: 00010293 RAX: ffffffff836bdd14 RBX: 0000000000000000 RCX: ffff88810466 8000 RDX: 0000000000000000 RSI: 00000000000000000 RDI: 0000000000000000 RBP: dffffc0000000000 R08: ffffffff836bdb89 R09: fffff52000185f64 R10: dffffc0000000000 R11: fffff52000185f64 R12: dffffc0000000000 R13: 1ffff92000185f98 R14: ffff88810754d880 R15: 7b7800 FS: 000000001c772880(0000) GS:ffff88811b280000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007fb9fcf2e178 CR3: 00000001045d2002 CR4: 0000000000770ef0 DR0: 0000000000000000 DR1: 00000000000000000 DR2: 0000000000000000 DR3: 000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 PKRU: 55555554 Seguimiento de llamadas: inet_accept+0x138/0x1d0 net/ipv4/af_inet.c:786 do_accept+ 0x435/0x620 net/socket.c:1929 __sys_accept4_file net/socket.c:1969 [en l\u00ednea] __sys_accept4+0x9b/0x110 net/socket.c:1999 __do_sys_accept net/socket.c:2016 [en l\u00ednea] __se_sys_accept net/socket.c : 2013 [en l\u00ednea] __x64_sys_accept+0x7d/0x90 net/Socket.c: 2013 do_syscall_x64 arch/x86/entry/comunes.c: 52 [inline] do_syscall_64+0x58/0x100 arch/x86/entry/comunes 0x76/0x7e RIP: 0033:0x4315f9 C\u00f3digo: fd ff 48 81 c4 80 00 00 00 e9 f1 fe ff ff 0f 1f 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c b 4c 24 08 0f 05 \u0026lt;48\u0026gt; 3d 01 f0 ff ff 0f 83 ab b4 fd ff c3 66 2e 0f 1f 84 00 00 00 00 RSP: 002b:00007ffdb26d9c78 EFLAGS: 00000246 ORIG_RAX: 000000000000002 b RAX: ffffffffffffffda RBX: 0000000000400300 RCX: 00000000004315f9 RDX: 0000000000000000 RSI : 0000000000000000 RDI: 0000000000000004 RBP: 00000000006e1018 R08: 0000000000400300 R09: 0000000000400300 R10: 0000000000400300 1: 0000000000000246 R12: 0000000000000000 R13: 000000000040cdf0 R14: 000000000040ce80 R15: 0000000000000055 El reproductor invoca el apagado() antes de ingresar al estado de escucha. Despu\u00e9s de confirmar 94062790aedb (\\\"tcp: aplazar el apagado (SEND_SHUTDOWN) para sockets TCP_SYN_RECV\\\"), lo anterior hace que el ni\u00f1o alcance la llamada al sistema de aceptaci\u00f3n en el estado FIN_WAIT1. Eric not\u00f3 que podemos relajar la afirmaci\u00f3n existente en __inet_accept()\"}],\"metrics\":{},\"references\":[{\"url\":\"https://git.kernel.org/stable/c/21c14c556cccd0cb54b71ec5e901e64ba84c7165\",\"source\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\"},{\"url\":\"https://git.kernel.org/stable/c/26afda78cda3da974fd4c287962c169e9462c495\",\"source\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\"},{\"url\":\"https://git.kernel.org/stable/c/59801e88c99f7c3f44a4d20af6ba6417aa359b5d\",\"source\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\"},{\"url\":\"https://git.kernel.org/stable/c/5f9a04a94fd1894d7009055ab8e5832a0242dba3\",\"source\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\"},{\"url\":\"https://git.kernel.org/stable/c/6e03006548c66b979f4e5e9fc797aac4dad82822\",\"source\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\"},{\"url\":\"https://git.kernel.org/stable/c/7de00adc9bd035d861ba4177848ca0bfa5ed1e04\",\"source\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\"},{\"url\":\"https://git.kernel.org/stable/c/87bdc9f6f58b4417362d6932b49b828e319f97dc\",\"source\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\"},{\"url\":\"https://git.kernel.org/stable/c/c09ddc605893df542c6cf8dde6a57a93f7cf0adb\",\"source\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\"}]}}"
}
}
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