{"resultsPerPage":1,"startIndex":0,"totalResults":1,"format":"NVD_CVE","version":"2.0","timestamp":"2026-06-12T07:08:30.559","vulnerabilities":[{"cve":{"id":"CVE-2024-26793","sourceIdentifier":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","published":"2024-04-04T09:15:08.620","lastModified":"2024-12-20T15:56:00.320","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_newlink()\n\nThe gtp_link_ops operations structure for the subsystem must be\nregistered after registering the gtp_net_ops pernet operations structure.\n\nSyzkaller hit 'general protection fault in gtp_genl_dump_pdp' bug:\n\n[ 1010.702740] gtp: GTP module unloaded\n[ 1010.715877] general protection fault, probably for non-canonical address 0xdffffc0000000001: 0000 [#1] SMP KASAN NOPTI\n[ 1010.715888] KASAN: null-ptr-deref in range [0x0000000000000008-0x000000000000000f]\n[ 1010.715895] CPU: 1 PID: 128616 Comm: a.out Not tainted 6.8.0-rc6-std-def-alt1 #1\n[ 1010.715899] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.0-alt1 04/01/2014\n[ 1010.715908] RIP: 0010:gtp_newlink+0x4d7/0x9c0 [gtp]\n[ 1010.715915] Code: 80 3c 02 00 0f 85 41 04 00 00 48 8b bb d8 05 00 00 e8 ed f6 ff ff 48 89 c2 48 89 c5 48 b8 00 00 00 00 00 fc ff df 48 c1 ea 03 <80> 3c 02 00 0f 85 4f 04 00 00 4c 89 e2 4c 8b 6d 00 48 b8 00 00 00\n[ 1010.715920] RSP: 0018:ffff888020fbf180 EFLAGS: 00010203\n[ 1010.715929] RAX: dffffc0000000000 RBX: ffff88800399c000 RCX: 0000000000000000\n[ 1010.715933] RDX: 0000000000000001 RSI: ffffffff84805280 RDI: 0000000000000282\n[ 1010.715938] RBP: 000000000000000d R08: 0000000000000001 R09: 0000000000000000\n[ 1010.715942] R10: 0000000000000001 R11: 0000000000000001 R12: ffff88800399cc80\n[ 1010.715947] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000400\n[ 1010.715953] FS:  00007fd1509ab5c0(0000) GS:ffff88805b300000(0000) knlGS:0000000000000000\n[ 1010.715958] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033\n[ 1010.715962] CR2: 0000000000000000 CR3: 000000001c07a000 CR4: 0000000000750ee0\n[ 1010.715968] PKRU: 55555554\n[ 1010.715972] Call Trace:\n[ 1010.715985]  ? __die_body.cold+0x1a/0x1f\n[ 1010.715995]  ? die_addr+0x43/0x70\n[ 1010.716002]  ? exc_general_protection+0x199/0x2f0\n[ 1010.716016]  ? asm_exc_general_protection+0x1e/0x30\n[ 1010.716026]  ? gtp_newlink+0x4d7/0x9c0 [gtp]\n[ 1010.716034]  ? gtp_net_exit+0x150/0x150 [gtp]\n[ 1010.716042]  __rtnl_newlink+0x1063/0x1700\n[ 1010.716051]  ? rtnl_setlink+0x3c0/0x3c0\n[ 1010.716063]  ? is_bpf_text_address+0xc0/0x1f0\n[ 1010.716070]  ? kernel_text_address.part.0+0xbb/0xd0\n[ 1010.716076]  ? __kernel_text_address+0x56/0xa0\n[ 1010.716084]  ? unwind_get_return_address+0x5a/0xa0\n[ 1010.716091]  ? create_prof_cpu_mask+0x30/0x30\n[ 1010.716098]  ? arch_stack_walk+0x9e/0xf0\n[ 1010.716106]  ? stack_trace_save+0x91/0xd0\n[ 1010.716113]  ? stack_trace_consume_entry+0x170/0x170\n[ 1010.716121]  ? __lock_acquire+0x15c5/0x5380\n[ 1010.716139]  ? mark_held_locks+0x9e/0xe0\n[ 1010.716148]  ? kmem_cache_alloc_trace+0x35f/0x3c0\n[ 1010.716155]  ? __rtnl_newlink+0x1700/0x1700\n[ 1010.716160]  rtnl_newlink+0x69/0xa0\n[ 1010.716166]  rtnetlink_rcv_msg+0x43b/0xc50\n[ 1010.716172]  ? rtnl_fdb_dump+0x9f0/0x9f0\n[ 1010.716179]  ? lock_acquire+0x1fe/0x560\n[ 1010.716188]  ? netlink_deliver_tap+0x12f/0xd50\n[ 1010.716196]  netlink_rcv_skb+0x14d/0x440\n[ 1010.716202]  ? rtnl_fdb_dump+0x9f0/0x9f0\n[ 1010.716208]  ? netlink_ack+0xab0/0xab0\n[ 1010.716213]  ? netlink_deliver_tap+0x202/0xd50\n[ 1010.716220]  ? netlink_deliver_tap+0x218/0xd50\n[ 1010.716226]  ? __virt_addr_valid+0x30b/0x590\n[ 1010.716233]  netlink_unicast+0x54b/0x800\n[ 1010.716240]  ? netlink_attachskb+0x870/0x870\n[ 1010.716248]  ? __check_object_size+0x2de/0x3b0\n[ 1010.716254]  netlink_sendmsg+0x938/0xe40\n[ 1010.716261]  ? netlink_unicast+0x800/0x800\n[ 1010.716269]  ? __import_iovec+0x292/0x510\n[ 1010.716276]  ? netlink_unicast+0x800/0x800\n[ 1010.716284]  __sock_sendmsg+0x159/0x190\n[ 1010.716290]  ____sys_sendmsg+0x712/0x880\n[ 1010.716297]  ? sock_write_iter+0x3d0/0x3d0\n[ 1010.716304]  ? __ia32_sys_recvmmsg+0x270/0x270\n[ 1010.716309]  ? lock_acquire+0x1fe/0x560\n[ 1010.716315]  ? drain_array_locked+0x90/0x90\n[ 1010.716324]  ___sys_sendmsg+0xf8/0x170\n[ 1010.716331]  ? sendmsg_copy_msghdr+0x170/0x170\n[ 1010.716337]  ? lockdep_init_map\n---truncated---"},{"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_newlink() La estructura de operaciones gtp_link_ops para el subSYSTEM debe registrarse después de registrar la estructura de operaciones pernet gtp_net_ops. Syzkaller encontró el error 'fallo de protección general en gtp_genl_dump_pdp': [1010.702740] gtp: módulo GTP descargado [1010.715877] fallo de protección general, probablemente para la dirección no canónica 0xdffffc0000000001: 0000 [#1] SMP KASAN NOPTI [1010.715888 ] KASAN: ptr nulo -deref en el rango [0x0000000000000008-0x000000000000000f] [ 1010.715895] CPU: 1 PID: 128616 Comm: a.out No contaminado 6.8.0-rc6-std-def-alt1 #1 [ 1010.715899] Nombre de hardware: Estándar QEMU PC (Q35+ ICH9, 2009), BIOS 1.16.0-alt1 01/04/2014 [ 1010.715908] RIP: 0010:gtp_newlink+0x4d7/0x9c0 [gtp] [ 1010.715915] Código: 80 3c 02 00 0f 85 41 04 00 0 0 48 8b bb d8 05 00 00 e8 ed f6 ff ff 48 89 c2 48 89 c5 48 b8 00 00 00 00 00 fc ff df 48 c1 ea 03 &lt;80&gt; 3c 02 00 0f 85 4f 04 00 00 4c 89 e2 4c 8b 6d 00 4 8b8 00 00 00 [ 1010.715920] RSP: 0018:ffff888020fbf180 EFLAGS: 00010203 [ 1010.715929] RAX: dffffc0000000000 RBX: ffff88800399c000 RCX: 0000000000000 000 [ 1010.715933] RDX: 00000000000000001 RSI: ffffffff84805280 RDI: 0000000000000282 [ 1010.715938] RBP: 000000000000000d R08: 000000000000 0001 R09: 0000000000000000 [ 1010.715942] R10: 0000000000000001 R11: 0000000000000001 R12: ffff88800399cc80 [ 1010.715947] R13: 0000000000000000 R14: 00000000000 00000 R15: 0000000000000400 [ 1010.715953] FS: 00007fd1509ab5c0(0000) GS:ffff88805b300000(0000) knlGS:0000000000000000 [ 1010.715958] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 1010.715962] CR2: 0000000000000000 CR3: 000000001c07a000 CR4: 0000000000750ee0 [ 1010.715968] PKRU: 55555 554 [1010.715972] Seguimiento de llamadas: [1010.715985]? __die_body.cold+0x1a/0x1f [ 1010.715995] ? die_addr+0x43/0x70 [1010.716002]? exc_general_protection+0x199/0x2f0 [1010.716016]? asm_exc_general_protection+0x1e/0x30 [1010.716026]? gtp_newlink+0x4d7/0x9c0 [gtp] [ 1010.716034] ? gtp_net_exit+0x150/0x150 [gtp] [ 1010.716042] __rtnl_newlink+0x1063/0x1700 [ 1010.716051] ? rtnl_setlink+0x3c0/0x3c0 [1010.716063]? is_bpf_text_address+0xc0/0x1f0 [1010.716070]? kernel_text_address.part.0+0xbb/0xd0 [1010.716076]? __kernel_text_address+0x56/0xa0 [ 1010.716084] ? unwind_get_return_address+0x5a/0xa0 [1010.716091]? create_prof_cpu_mask+0x30/0x30 [1010.716098]? arch_stack_walk+0x9e/0xf0 [1010.716106]? stack_trace_save+0x91/0xd0 [1010.716113]? stack_trace_consume_entry+0x170/0x170 [1010.716121]? __lock_acquire+0x15c5/0x5380 [1010.716139]? mark_held_locks+0x9e/0xe0 [1010.716148]? ¿kmem_cache_alloc_trace+0x35f/0x3c0 [1010.716155]? __rtnl_newlink+0x1700/0x1700 [ 1010.716160] rtnl_newlink+0x69/0xa0 [ 1010.716166] rtnetlink_rcv_msg+0x43b/0xc50 [ 1010.716172] ? rtnl_fdb_dump+0x9f0/0x9f0 [1010.716179]? lock_acquire+0x1fe/0x560 [1010.716188]? netlink_deliver_tap+0x12f/0xd50 [ 1010.716196] netlink_rcv_skb+0x14d/0x440 [ 1010.716202] ? rtnl_fdb_dump+0x9f0/0x9f0 [1010.716208]? netlink_ack+0xab0/0xab0 [1010.716213]? netlink_deliver_tap+0x202/0xd50 [1010.716220]? netlink_deliver_tap+0x218/0xd50 [1010.716226]? __virt_addr_valid+0x30b/0x590 [ 1010.716233] netlink_unicast+0x54b/0x800 [ 1010.716240] ? netlink_attachskb+0x870/0x870 [1010.716248]? __check_object_size+0x2de/0x3b0 [ 1010.716254] netlink_sendmsg+0x938/0xe40 [ 1010.716261] ? netlink_unicast+0x800/0x800 [1010.716269]? __import_iovec+0x292/0x510 [ 1010.716276] ? netlink_unicast+0x800/0x800 [ 1010.716284] __sock_sendmsg+0x159/0x190 [ 1010.716290] ____sys_sendmsg+0x712/0x880 [ 1010.716297] ? sock_write_iter+0x3d0/0x3d0 [1010.716304]? __ia32_sys_recvmmsg+0x270/0x270 [1010.716309]? lock_acquire+0x1fe/0x560 [1010.716315]? Drain_array_locked+0x90/0x90 [ 1010.716324] ___sys_sendmsg+0xf8/0x170 [ 1010.716331] ? sendmsg_copy_msghdr+0x170/0x170 [1010.716337]? lockdep_init_map ---truncado---"}],"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"}]}],"configurations":[{"nodes":[{"operator":"OR","negate":false,"cpeMatch":[{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"4.7","versionEndExcluding":"4.19.309","matchCriteriaId":"AC54329E-05C1-4B14-9E7D-E2F71295B965"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"4.20","versionEndExcluding":"5.4.271","matchCriteriaId":"7BE17E30-58A5-468C-A06E-28C355F4F8DD"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"5.5","versionEndExcluding":"5.10.212","matchCriteriaId":"01B34738-A022-44A9-9250-DCBC76539CB9"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"5.11","versionEndExcluding":"5.15.151","matchCriteriaId":"EEAFD33E-C22F-4FB1-A417-9C96AB3E0358"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"5.16","versionEndExcluding":"6.1.81","matchCriteriaId":"EC825B0E-DFCA-4034-9B92-F111A4E2A732"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"6.2","versionEndExcluding":"6.6.21","matchCriteriaId":"B19074A2-9FE5-4E7D-9E2D-020F95013ADA"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"6.7","versionEndExcluding":"6.7.9","matchCriteriaId":"1C538467-EDA0-4A9A-82EB-2925DE9FF827"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:6.8:rc1:*:*:*:*:*:*","matchCriteriaId":"B9F4EA73-0894-400F-A490-3A397AB7A517"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:6.8:rc2:*:*:*:*:*:*","matchCriteriaId":"056BD938-0A27-4569-B391-30578B309EE3"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:6.8:rc3:*:*:*:*:*:*","matchCriteriaId":"F02056A5-B362-4370-9FF8-6F0BD384D520"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:6.8:rc4:*:*:*:*:*:*","matchCriteriaId":"62075ACE-B2A0-4B16-829D-B3DA5AE5CC41"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:6.8:rc5:*:*:*:*:*:*","matchCriteriaId":"A780F817-2A77-4130-A9B7-5C25606314E3"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:6.8:rc6:*:*:*:*:*:*","matchCriteriaId":"AEB9199B-AB8F-4877-8964-E2BA95B5F15C"}]}]}],"references":[{"url":"https://git.kernel.org/stable/c/01129059d5141d62fae692f7a336ae3bc712d3eb","source":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":["Patch"]},{"url":"https://git.kernel.org/stable/c/5366969a19a8a0d2ffb3d27ef6e8905e5e4216f8","source":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":["Patch"]},{"url":"https://git.kernel.org/stable/c/616d82c3cfa2a2146dd7e3ae47bda7e877ee549e","source":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":["Patch"]},{"url":"https://git.kernel.org/stable/c/9376d059a705c5dfaac566c2d09891242013ae16","source":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":["Patch"]},{"url":"https://git.kernel.org/stable/c/93dd420bc41531c9a31498b9538ca83ba6ec191e","source":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":["Patch"]},{"url":"https://git.kernel.org/stable/c/abd32d7f5c0294c1b2454c5a3b13b18446bac627","source":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":["Patch"]},{"url":"https://git.kernel.org/stable/c/e668b92a3a01429923fd5ca13e99642aab47de69","source":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":["Patch"]},{"url":"https://git.kernel.org/stable/c/ec92aa2cab6f0048f10d6aa4f025c5885cb1a1b6","source":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":["Patch"]},{"url":"https://git.kernel.org/stable/c/01129059d5141d62fae692f7a336ae3bc712d3eb","source":"af854a3a-2127-422b-91ae-364da2661108","tags":["Patch"]},{"url":"https://git.kernel.org/stable/c/5366969a19a8a0d2ffb3d27ef6e8905e5e4216f8","source":"af854a3a-2127-422b-91ae-364da2661108","tags":["Patch"]},{"url":"https://git.kernel.org/stable/c/616d82c3cfa2a2146dd7e3ae47bda7e877ee549e","source":"af854a3a-2127-422b-91ae-364da2661108","tags":["Patch"]},{"url":"https://git.kernel.org/stable/c/9376d059a705c5dfaac566c2d09891242013ae16","source":"af854a3a-2127-422b-91ae-364da2661108","tags":["Patch"]},{"url":"https://git.kernel.org/stable/c/93dd420bc41531c9a31498b9538ca83ba6ec191e","source":"af854a3a-2127-422b-91ae-364da2661108","tags":["Patch"]},{"url":"https://git.kernel.org/stable/c/abd32d7f5c0294c1b2454c5a3b13b18446bac627","source":"af854a3a-2127-422b-91ae-364da2661108","tags":["Patch"]},{"url":"https://git.kernel.org/stable/c/e668b92a3a01429923fd5ca13e99642aab47de69","source":"af854a3a-2127-422b-91ae-364da2661108","tags":["Patch"]},{"url":"https://git.kernel.org/stable/c/ec92aa2cab6f0048f10d6aa4f025c5885cb1a1b6","source":"af854a3a-2127-422b-91ae-364da2661108","tags":["Patch"]},{"url":"https://lists.debian.org/debian-lts-announce/2024/06/msg00017.html","source":"af854a3a-2127-422b-91ae-364da2661108","tags":["Patch"]},{"url":"https://lists.debian.org/debian-lts-announce/2024/06/msg00020.html","source":"af854a3a-2127-422b-91ae-364da2661108","tags":["Patch"]}]}}]}