admin/nvd-json-data-feeds
1
0
Fork 0
mirror of https://github.com/fkie-cad/nvd-json-data-feeds.git synced 2025-06-07 05:28:59 +00:00
Code Issues Packages Projects Releases Wiki Activity
nvd-json-data-feeds/CVE-2024/CVE-2024-266xx/CVE-2024-26635.json
cad-safe-bot 7ab230f046 Auto-Update: 2025-03-16T03:00:19.723046+00:00
2025-03-16 03:03:50 +00:00

279 lines
13 KiB
JSON
Raw Blame History

{
"id": "CVE-2024-26635",
"sourceIdentifier": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
"published": "2024-03-18T11:15:10.203",
"lastModified": "2025-03-10T17:06:20.737",
"vulnStatus": "Analyzed",
"cveTags": [],
"descriptions": [
{
"lang": "en",
"value": "In the Linux kernel, the following vulnerability has been resolved:\n\nllc: Drop support for ETH_P_TR_802_2.\n\nsyzbot reported an uninit-value bug below. [0]\n\nllc supports ETH_P_802_2 (0x0004) and used to support ETH_P_TR_802_2\n(0x0011), and syzbot abused the latter to trigger the bug.\n\n write$tun(r0, &(0x7f0000000040)={@val={0x0, 0x11}, @val, @mpls={[], @llc={@snap={0xaa, 0x1, ')', \"90e5dd\"}}}}, 0x16)\n\nllc_conn_handler() initialises local variables {saddr,daddr}.mac\nbased on skb in llc_pdu_decode_sa()/llc_pdu_decode_da() and passes\nthem to __llc_lookup().\n\nHowever, the initialisation is done only when skb->protocol is\nhtons(ETH_P_802_2), otherwise, __llc_lookup_established() and\n__llc_lookup_listener() will read garbage.\n\nThe missing initialisation existed prior to commit 211ed865108e\n(\"net: delete all instances of special processing for token ring\").\n\nIt removed the part to kick out the token ring stuff but forgot to\nclose the door allowing ETH_P_TR_802_2 packets to sneak into llc_rcv().\n\nLet's remove llc_tr_packet_type and complete the deprecation.\n\n[0]:\nBUG: KMSAN: uninit-value in __llc_lookup_established+0xe9d/0xf90\n __llc_lookup_established+0xe9d/0xf90\n __llc_lookup net/llc/llc_conn.c:611 [inline]\n llc_conn_handler+0x4bd/0x1360 net/llc/llc_conn.c:791\n llc_rcv+0xfbb/0x14a0 net/llc/llc_input.c:206\n __netif_receive_skb_one_core net/core/dev.c:5527 [inline]\n __netif_receive_skb+0x1a6/0x5a0 net/core/dev.c:5641\n netif_receive_skb_internal net/core/dev.c:5727 [inline]\n netif_receive_skb+0x58/0x660 net/core/dev.c:5786\n tun_rx_batched+0x3ee/0x980 drivers/net/tun.c:1555\n tun_get_user+0x53af/0x66d0 drivers/net/tun.c:2002\n tun_chr_write_iter+0x3af/0x5d0 drivers/net/tun.c:2048\n call_write_iter include/linux/fs.h:2020 [inline]\n new_sync_write fs/read_write.c:491 [inline]\n vfs_write+0x8ef/0x1490 fs/read_write.c:584\n ksys_write+0x20f/0x4c0 fs/read_write.c:637\n __do_sys_write fs/read_write.c:649 [inline]\n __se_sys_write fs/read_write.c:646 [inline]\n __x64_sys_write+0x93/0xd0 fs/read_write.c:646\n do_syscall_x64 arch/x86/entry/common.c:51 [inline]\n do_syscall_64+0x44/0x110 arch/x86/entry/common.c:82\n entry_SYSCALL_64_after_hwframe+0x63/0x6b\n\nLocal variable daddr created at:\n llc_conn_handler+0x53/0x1360 net/llc/llc_conn.c:783\n llc_rcv+0xfbb/0x14a0 net/llc/llc_input.c:206\n\nCPU: 1 PID: 5004 Comm: syz-executor994 Not tainted 6.6.0-syzkaller-14500-g1c41041124bd #0\nHardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/09/2023"
},
{
"lang": "es",
"value": "En el kernel de Linux, se ha resuelto la siguiente vulnerabilidad: llc: Eliminaci\u00f3n del soporte para ETH_P_TR_802_2. syzbot inform\u00f3 un error de valor uninit a continuaci\u00f3n. [0] llc admite ETH_P_802_2 (0x0004) y sol\u00eda admitir ETH_P_TR_802_2 (0x0011), y syzbot abus\u00f3 de este \u00faltimo para desencadenar el error. escribir$tun(r0, &(0x7f0000000040)={@val={0x0, 0x11}, @val, @mpls={[], @llc={@snap={0xaa, 0x1, ')', \"90e5dd\" }}}}, 0x16) llc_conn_handler() inicializa las variables locales {saddr,daddr}.mac basadas en skb en llc_pdu_decode_sa()/llc_pdu_decode_da() y las pasa a __llc_lookup(). Sin embargo, la inicializaci\u00f3n se realiza solo cuando skb->protocol es htons(ETH_P_802_2); de lo contrario, __llc_lookup_establecido() y __llc_lookup_listener() leer\u00e1n basura. La inicializaci\u00f3n faltante exist\u00eda antes de el commit 211ed865108e (\"net: eliminar todas las instancias de procesamiento especial para Token Ring\"). Quit\u00f3 la parte para expulsar el token ring, pero se olvid\u00f3 de cerrar la puerta permitiendo que los paquetes ETH_P_TR_802_2 se colaran en llc_rcv(). Eliminemos llc_tr_packet_type y completemos la desaprobaci\u00f3n. [0]: ERROR: KMSAN: valor uninit en __llc_lookup_establecido+0xe9d/0xf90 __llc_lookup_establecido+0xe9d/0xf90 __llc_lookup net/llc/llc_conn.c:611 [en l\u00ednea] llc_conn_handler+0x4bd/0x1360 net/llc/llc_conn.c:79 1 llc_rcv +0xfbb/0x14a0 net/llc/llc_input.c:206 __netif_receive_skb_one_core net/core/dev.c:5527 [en l\u00ednea] __netif_receive_skb+0x1a6/0x5a0 net/core/dev.c:5641 netif_receive_skb_internal net/core/dev.c:5727 [en l\u00ednea] netif_receive_skb+0x58/0x660 net/core/dev.c:5786 tun_rx_batched+0x3ee/0x980 drivers/net/tun.c:1555 tun_get_user+0x53af/0x66d0 drivers/net/tun.c:2002 tun_chr_write_iter+0x3af/0x5d0 drivers/net/tun.c:2048 call_write_iter include/linux/fs.h:2020 [en l\u00ednea] new_sync_write fs/read_write.c:491 [en l\u00ednea] vfs_write+0x8ef/0x1490 fs/read_write.c:584 ksys_write+0x20f/0x4c0 fs/read_write.c:637 __do_sys_write fs/read_write.c:649 [en l\u00ednea] __se_sys_write fs/read_write.c:646 [en l\u00ednea] __x64_sys_write+0x93/0xd0 fs/read_write.c:646 do_syscall_x64 arch/x86/entry/common. c: 51 [en l\u00ednea] do_syscall_64+0x44/0x110 arch/x86/entry/comunes.c: 82 entry_syscall_64_after_hwframe+0x63/0x6b local variable daddr creado FBB /0x14a0 net/llc/llc_input.c:206 CPU: 1 PID: 5004 Comm: syz-executor994 No contaminado 6.6.0-syzkaller-14500-g1c41041124bd #0 Nombre de hardware: Google Google Compute Engine/Google Compute Engine, BIOS Google 10 /09/2023"
}
],
"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:N/I:N/A:H",
"baseScore": 5.5,
"baseSeverity": "MEDIUM",
"attackVector": "LOCAL",
"attackComplexity": "LOW",
"privilegesRequired": "LOW",
"userInteraction": "NONE",
"scope": "UNCHANGED",
"confidentialityImpact": "NONE",
"integrityImpact": "NONE",
"availabilityImpact": "HIGH"
},
"exploitabilityScore": 1.8,
"impactScore": 3.6
}
]
},
"weaknesses": [
{
"source": "nvd@nist.gov",
"type": "Primary",
"description": [
{
"lang": "en",
"value": "CWE-909"
}
]
}
],
"configurations": [
{
"nodes": [
{
"operator": "OR",
"negate": false,
"cpeMatch": [
{
"vulnerable": true,
"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
"versionStartIncluding": "3.5",
"versionEndExcluding": "4.19.307",
"matchCriteriaId": "36AA7D68-B6BB-4F14-BCB2-4C4FE02838B5"
},
{
"vulnerable": true,
"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
"versionStartIncluding": "4.20",
"versionEndExcluding": "5.4.269",
"matchCriteriaId": "319545F3-D56C-4751-BEBF-0505478BBAE8"
},
{
"vulnerable": true,
"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
"versionStartIncluding": "5.5",
"versionEndExcluding": "5.10.210",
"matchCriteriaId": "F5CB4CA6-A9A0-4AFD-9102-8CF94D708170"
},
{
"vulnerable": true,
"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
"versionStartIncluding": "5.11",
"versionEndExcluding": "5.15.149",
"matchCriteriaId": "0D0465BB-4053-4E15-9137-6696EBAE90FD"
},
{
"vulnerable": true,
"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
"versionStartIncluding": "5.16",
"versionEndExcluding": "6.1.76",
"matchCriteriaId": "32F0FEB3-5FE1-4400-A56D-886F09BE872E"
},
{
"vulnerable": true,
"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
"versionStartIncluding": "6.2",
"versionEndExcluding": "6.6.15",
"matchCriteriaId": "87C718CB-AE3D-4B07-B4D9-BFF64183C468"
},
{
"vulnerable": true,
"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
"versionStartIncluding": "6.7",
"versionEndExcluding": "6.7.3",
"matchCriteriaId": "58FD5308-148A-40D3-B36A-0CA6B434A8BF"
},
{
"vulnerable": true,
"criteria": "cpe:2.3:o:linux:linux_kernel:6.8:rc1:*:*:*:*:*:*",
"matchCriteriaId": "B9F4EA73-0894-400F-A490-3A397AB7A517"
}
]
}
]
},
{
"nodes": [
{
"operator": "OR",
"negate": false,
"cpeMatch": [
{
"vulnerable": true,
"criteria": "cpe:2.3:o:debian:debian_linux:10.0:*:*:*:*:*:*:*",
"matchCriteriaId": "07B237A9-69A3-4A9C-9DA0-4E06BD37AE73"
}
]
}
]
}
],
"references": [
{
"url": "https://git.kernel.org/stable/c/165ad1e22779685c3ed3dd349c6c4c632309cc62",
"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
"tags": [
"Mailing List",
"Patch"
]
},
{
"url": "https://git.kernel.org/stable/c/660c3053d992b68fee893a0e9ec9159228cffdc6",
"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
"tags": [
"Mailing List",
"Patch"
]
},
{
"url": "https://git.kernel.org/stable/c/9ccdef19cf9497c2803b005369668feb91cacdfd",
"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
"tags": [
"Mailing List",
"Patch"
]
},
{
"url": "https://git.kernel.org/stable/c/b8e8838f82f332ae80c643dbb1ca4418d0628097",
"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
"tags": [
"Mailing List",
"Patch"
]
},
{
"url": "https://git.kernel.org/stable/c/c0fe2fe7a5a291dfcf6dc64301732c8d3dc6a828",
"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
"tags": [
"Mailing List",
"Patch"
]
},
{
"url": "https://git.kernel.org/stable/c/df57fc2f2abf548aa889a36ab0bdcc94a75399dc",
"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
"tags": [
"Mailing List",
"Patch"
]
},
{
"url": "https://git.kernel.org/stable/c/e3f9bed9bee261e3347131764e42aeedf1ffea61",
"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
"tags": [
"Mailing List",
"Patch"
]
},
{
"url": "https://git.kernel.org/stable/c/f1f34a515fb1e25e85dee94f781e7869ae351fb8",
"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
"tags": [
"Mailing List",
"Patch"
]
},
{
"url": "https://git.kernel.org/stable/c/165ad1e22779685c3ed3dd349c6c4c632309cc62",
"source": "af854a3a-2127-422b-91ae-364da2661108",
"tags": [
"Mailing List",
"Patch"
]
},
{
"url": "https://git.kernel.org/stable/c/660c3053d992b68fee893a0e9ec9159228cffdc6",
"source": "af854a3a-2127-422b-91ae-364da2661108",
"tags": [
"Mailing List",
"Patch"
]
},
{
"url": "https://git.kernel.org/stable/c/9ccdef19cf9497c2803b005369668feb91cacdfd",
"source": "af854a3a-2127-422b-91ae-364da2661108",
"tags": [
"Mailing List",
"Patch"
]
},
{
"url": "https://git.kernel.org/stable/c/b8e8838f82f332ae80c643dbb1ca4418d0628097",
"source": "af854a3a-2127-422b-91ae-364da2661108",
"tags": [
"Mailing List",
"Patch"
]
},
{
"url": "https://git.kernel.org/stable/c/c0fe2fe7a5a291dfcf6dc64301732c8d3dc6a828",
"source": "af854a3a-2127-422b-91ae-364da2661108",
"tags": [
"Mailing List",
"Patch"
]
},
{
"url": "https://git.kernel.org/stable/c/df57fc2f2abf548aa889a36ab0bdcc94a75399dc",
"source": "af854a3a-2127-422b-91ae-364da2661108",
"tags": [
"Mailing List",
"Patch"
]
},
{
"url": "https://git.kernel.org/stable/c/e3f9bed9bee261e3347131764e42aeedf1ffea61",
"source": "af854a3a-2127-422b-91ae-364da2661108",
"tags": [
"Mailing List",
"Patch"
]
},
{
"url": "https://git.kernel.org/stable/c/f1f34a515fb1e25e85dee94f781e7869ae351fb8",
"source": "af854a3a-2127-422b-91ae-364da2661108",
"tags": [
"Mailing List",
"Patch"
]
},
{
"url": "https://lists.debian.org/debian-lts-announce/2024/06/msg00017.html",
"source": "af854a3a-2127-422b-91ae-364da2661108",
"tags": [
"Mailing List"
]
},
{
"url": "https://lists.debian.org/debian-lts-announce/2024/06/msg00020.html",
"source": "af854a3a-2127-422b-91ae-364da2661108",
"tags": [
"Mailing List"
]
}
]
}
Reference in New Issue View Git Blame Copy Permalink