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nvd-json-data-feeds/CVE-2024/CVE-2024-267xx/CVE-2024-26754.json
cad-safe-bot c9bd4169da Auto-Update: 2025-01-07T23:00:22.280308+00:00
2025-01-07 23:03:44 +00:00

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{
"id": "CVE-2024-26754",
"sourceIdentifier": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
"published": "2024-04-03T17:15:52.050",
"lastModified": "2025-01-07T21:13:04.700",
"vulnStatus": "Analyzed",
"cveTags": [],
"descriptions": [
{
"lang": "en",
"value": "In the Linux kernel, the following vulnerability has been resolved:\n\ngtp: fix use-after-free and null-ptr-deref in gtp_genl_dump_pdp()\n\nThe gtp_net_ops pernet operations structure for the subsystem must be\nregistered before registering the generic netlink family.\n\nSyzkaller hit 'general protection fault in gtp_genl_dump_pdp' bug:\n\ngeneral protection fault, probably for non-canonical address\n0xdffffc0000000002: 0000 [#1] PREEMPT SMP KASAN NOPTI\nKASAN: null-ptr-deref in range [0x0000000000000010-0x0000000000000017]\nCPU: 1 PID: 5826 Comm: gtp Not tainted 6.8.0-rc3-std-def-alt1 #1\nHardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.0-alt1 04/01/2014\nRIP: 0010:gtp_genl_dump_pdp+0x1be/0x800 [gtp]\nCode: c6 89 c6 e8 64 e9 86 df 58 45 85 f6 0f 85 4e 04 00 00 e8 c5 ee 86\n df 48 8b 54 24 18 48 b8 00 00 00 00 00 fc ff df 48 c1 ea 03 <80>\n 3c 02 00 0f 85 de 05 00 00 48 8b 44 24 18 4c 8b 30 4c 39 f0 74\nRSP: 0018:ffff888014107220 EFLAGS: 00010202\nRAX: dffffc0000000000 RBX: 0000000000000000 RCX: 0000000000000000\nRDX: 0000000000000002 RSI: 0000000000000000 RDI: 0000000000000000\nRBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000\nR10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000\nR13: ffff88800fcda588 R14: 0000000000000001 R15: 0000000000000000\nFS: 00007f1be4eb05c0(0000) GS:ffff88806ce80000(0000) knlGS:0000000000000000\nCS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033\nCR2: 00007f1be4e766cf CR3: 000000000c33e000 CR4: 0000000000750ef0\nPKRU: 55555554\nCall Trace:\n <TASK>\n ? show_regs+0x90/0xa0\n ? die_addr+0x50/0xd0\n ? exc_general_protection+0x148/0x220\n ? asm_exc_general_protection+0x22/0x30\n ? gtp_genl_dump_pdp+0x1be/0x800 [gtp]\n ? __alloc_skb+0x1dd/0x350\n ? __pfx___alloc_skb+0x10/0x10\n genl_dumpit+0x11d/0x230\n netlink_dump+0x5b9/0xce0\n ? lockdep_hardirqs_on_prepare+0x253/0x430\n ? __pfx_netlink_dump+0x10/0x10\n ? kasan_save_track+0x10/0x40\n ? __kasan_kmalloc+0x9b/0xa0\n ? genl_start+0x675/0x970\n __netlink_dump_start+0x6fc/0x9f0\n genl_family_rcv_msg_dumpit+0x1bb/0x2d0\n ? __pfx_genl_family_rcv_msg_dumpit+0x10/0x10\n ? genl_op_from_small+0x2a/0x440\n ? cap_capable+0x1d0/0x240\n ? __pfx_genl_start+0x10/0x10\n ? __pfx_genl_dumpit+0x10/0x10\n ? __pfx_genl_done+0x10/0x10\n ? security_capable+0x9d/0xe0"
},
{
"lang": "es",
"value": "En el kernel de Linux se ha resuelto la siguiente vulnerabilidad: gtp: corrige use-after-free y null-ptr-deref en gtp_genl_dump_pdp() La estructura de operaciones pernet gtp_net_ops para el subSYSTEM debe registrarse antes de registrar la familia netlink gen\u00e9rica. Syzkaller encontr\u00f3 el error 'fallo de protecci\u00f3n general en gtp_genl_dump_pdp': fallo de protecci\u00f3n general, probablemente para la direcci\u00f3n no can\u00f3nica 0xdffffc0000000002: 0000 [#1] PREEMPT SMP KASAN NOPTI KASAN: null-ptr-deref en el rango [0x0000000000000010-0x00000000000000 017] CPU: 1 PID : 5826 Comm: gtp Not tainted 6.8.0-rc3-std-def-alt1 #1 Nombre del hardware: PC est\u00e1ndar QEMU (Q35 + ICH9, 2009), BIOS 1.16.0-alt1 01/04/2014 RIP: 0010:gtp_genl_dump_pdp +0x1be/0x800 [gtp] C\u00f3digo: c6 89 c6 e8 64 e9 86 df 58 45 85 f6 0f 85 4e 04 00 00 e8 c5 ee 86 df 48 8b 54 24 18 48 b8 00 00 00 00 00 fc ff df 48 c1 e un 03 &lt;80&gt; 3c 02 00 0f 85 de 05 00 00 48 8b 44 24 18 4c 8b 30 4c 39 f0 74 RSP: 0018:ffff888014107220 EFLAGS: 00010202 RAX: dffffc0000000000 RBX : 0000000000000000 RCX: 0000000000000000 RDX: 0000000000000002 RSI: 0000000000000000 RDI: 0000000000000000 RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000 R10: 00000000000000000 R11: 0000000000000000 R12 : 0000000000000000 R13: ffff88800fcda588 R14: 0000000000000001 R15: 0000000000000000 FS: 00007f1be4eb05c0(0000) GS:ffff88806ce80000(0000) kn lGS:0000000000000000 CS: 0010 DS: 0000 ES : 0000 CR0: 0000000080050033 CR2: 00007f1be4e766cf CR3: 000000000c33e000 CR4: 0000000000750ef0 PKRU: 55555554 Seguimiento de llamadas: ? show_regs+0x90/0xa0? die_addr+0x50/0xd0? exc_general_protection+0x148/0x220? asm_exc_general_protection+0x22/0x30? gtp_genl_dump_pdp+0x1be/0x800 [gtp] ? __alloc_skb+0x1dd/0x350 ? __pfx___alloc_skb+0x10/0x10 genl_dumpit+0x11d/0x230 netlink_dump+0x5b9/0xce0 ? lockdep_hardirqs_on_prepare+0x253/0x430? __pfx_netlink_dump+0x10/0x10 ? kasan_save_track+0x10/0x40? __kasan_kmalloc+0x9b/0xa0 ? genl_start+0x675/0x970 __netlink_dump_start+0x6fc/0x9f0 genl_family_rcv_msg_dumpit+0x1bb/0x2d0 ? __pfx_genl_family_rcv_msg_dumpit+0x10/0x10 ? genl_op_from_small+0x2a/0x440? cap_capaz+0x1d0/0x240 ? __pfx_genl_start+0x10/0x10? __pfx_genl_dumpit+0x10/0x10 ? __pfx_genl_done+0x10/0x10 ? seguridad_capaz+0x9d/0xe0"
}
],
"metrics": {
"cvssMetricV31": [
{
"source": "nvd@nist.gov",
"type": "Primary",
"cvssData": {
"version": "3.1",
"vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H",
"baseScore": 7.8,
"baseSeverity": "HIGH",
"attackVector": "LOCAL",
"attackComplexity": "LOW",
"privilegesRequired": "LOW",
"userInteraction": "NONE",
"scope": "UNCHANGED",
"confidentialityImpact": "HIGH",
"integrityImpact": "HIGH",
"availabilityImpact": "HIGH"
},
"exploitabilityScore": 1.8,
"impactScore": 5.9
}
]
},
"weaknesses": [
{
"source": "nvd@nist.gov",
"type": "Primary",
"description": [
{
"lang": "en",
"value": "CWE-416"
},
{
"lang": "en",
"value": "CWE-476"
}
]
}
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