CVE-2022-49013

{"id": "CVE-2022-49013", "cveTags": [], "metrics": {"cvssMetricV31": [{"type": "Primary", "source": "nvd@nist.gov", "cvssData": {"scope": "UNCHANGED", "version": "3.1", "baseScore": 5.5, "attackVector": "LOCAL", "baseSeverity": "MEDIUM", "vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H", "integrityImpact": "NONE", "userInteraction": "NONE", "attackComplexity": "LOW", "availabilityImpact": "HIGH", "privilegesRequired": "LOW", "confidentialityImpact": "NONE"}, "impactScore": 3.6, "exploitabilityScore": 1.8}]}, "published": "2024-10-21T20:15:12.637", "references": [{"url": "https://git.kernel.org/stable/c/0dfb9a566327182387c90100ea54d8426cee8c67", "tags": ["Patch"], "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"}, {"url": "https://git.kernel.org/stable/c/176ee6c673ccd118e9392fd2dbb165423bdb99ca", "tags": ["Patch"], "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"}, {"url": "https://git.kernel.org/stable/c/9ed7bfc79542119ac0a9e1ce8a2a5285e43433e9", "tags": ["Patch"], "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"}, {"url": "https://git.kernel.org/stable/c/a7555681e50bdebed2c40ff7404ee73c2e932993", "tags": ["Patch"], "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"}, {"url": "https://git.kernel.org/stable/c/fa20f88271259d42ebe66f0a8c4c20199e888c99", "tags": ["Patch"], "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"}], "vulnStatus": "Analyzed", "weaknesses": [{"type": "Primary", "source": "nvd@nist.gov", "description": [{"lang": "en", "value": "CWE-401"}]}], "descriptions": [{"lang": "en", "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nsctp: fix memory leak in sctp_stream_outq_migrate()\n\nWhen sctp_stream_outq_migrate() is called to release stream out resources,\nthe memory pointed to by prio_head in stream out is not released.\n\nThe memory leak information is as follows:\n unreferenced object 0xffff88801fe79f80 (size 64):\n comm \"sctp_repo\", pid 7957, jiffies 4294951704 (age 36.480s)\n hex dump (first 32 bytes):\n 80 9f e7 1f 80 88 ff ff 80 9f e7 1f 80 88 ff ff ................\n 90 9f e7 1f 80 88 ff ff 90 9f e7 1f 80 88 ff ff ................\n backtrace:\n [<ffffffff81b215c6>] kmalloc_trace+0x26/0x60\n [<ffffffff88ae517c>] sctp_sched_prio_set+0x4cc/0x770\n [<ffffffff88ad64f2>] sctp_stream_init_ext+0xd2/0x1b0\n [<ffffffff88aa2604>] sctp_sendmsg_to_asoc+0x1614/0x1a30\n [<ffffffff88ab7ff1>] sctp_sendmsg+0xda1/0x1ef0\n [<ffffffff87f765ed>] inet_sendmsg+0x9d/0xe0\n [<ffffffff8754b5b3>] sock_sendmsg+0xd3/0x120\n [<ffffffff8755446a>] __sys_sendto+0x23a/0x340\n [<ffffffff87554651>] __x64_sys_sendto+0xe1/0x1b0\n [<ffffffff89978b49>] do_syscall_64+0x39/0xb0\n [<ffffffff89a0008b>] entry_SYSCALL_64_after_hwframe+0x63/0xcd"}, {"lang": "es", "value": "En el kernel de Linux, se ha resuelto la siguiente vulnerabilidad: sctp: se corrige la p\u00e9rdida de memoria en sctp_stream_outq_migrate() Cuando se llama a sctp_stream_outq_migrate() para liberar recursos de salida de flujo, la memoria a la que apunta prio_head en salida de flujo no se libera. La informaci\u00f3n de p\u00e9rdida de memoria es la siguiente: objeto sin referencia 0xffff88801fe79f80 (tama\u00f1o 64): comm \"sctp_repo\", pid 7957, jiffies 4294951704 (edad 36.480s) volcado hexadecimal (primeros 32 bytes): 80 9f e7 1f 80 88 ff ff 80 9f e7 1f 80 88 ff ff ................ 90 9f e7 1f 80 88 ff ff 90 9f e7 1f 80 88 ff ff ................ backtrace: [] kmalloc_trace+0x26/0x60 [] sctp_sched_prio_set+0x4cc/0x770 [] sctp_stream_init_ext+0xd2/0x1b0 [] sctp_sendmsg_to_asoc+0x1614/0x1a30 [] sctp_sendmsg+0xda1/0x1ef0 [] inet_sendmsg+0x9d/0xe0 [] sock_sendmsg+0xd3/0x120 [] __sys_sendto+0x23a/0x340 [] __x64_sys_sendto+0xe1/0x1b0 [] hacer_llamada_al_sistema_64+0x39/0xb0 [] entrada_LLAMADA_AL_SISTEMA_64_despu\u00e9s_de_hwframe+0x63/0xcd"}], "lastModified": "2024-10-24T19:09:30.677", "configurations": [{"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "9C6A9C59-A3EB-4E20-8696-8E40096052EB", "versionEndExcluding": "5.4.226", "versionStartIncluding": "4.15"}, {"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "D0FB1AF1-0A0B-4419-B25F-C61F17380E18", "versionEndExcluding": "5.10.158", "versionStartIncluding": "5.5"}, {"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "0DC20DB6-73C1-4465-B931-117BFB8EBB02", "versionEndExcluding": "5.15.82", "versionStartIncluding": "5.11"}, {"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "D6D56E90-F3EE-413D-B3E2-B518932F0C7D", "versionEndExcluding": "6.0.12", "versionStartIncluding": "5.16"}, {"criteria": "cpe:2.3:o:linux:linux_kernel:6.1:rc1:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "E7E331DA-1FB0-4DEC-91AC-7DA69D461C11"}, {"criteria": "cpe:2.3:o:linux:linux_kernel:6.1:rc2:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "17F0B248-42CF-4AE6-A469-BB1BAE7F4705"}, {"criteria": "cpe:2.3:o:linux:linux_kernel:6.1:rc3:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "E2422816-0C14-4B5E-A1E6-A9D776E5C49B"}, {"criteria": "cpe:2.3:o:linux:linux_kernel:6.1:rc4:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "1C6E00FE-5FB9-4D20-A1A1-5A32128F9B76"}, {"criteria": "cpe:2.3:o:linux:linux_kernel:6.1:rc5:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "35B26BE4-43A6-4A36-A7F6-5B3F572D9186"}, {"criteria": "cpe:2.3:o:linux:linux_kernel:6.1:rc6:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "3FFFB0B3-930D-408A-91E2-BAE0C2715D80"}, {"criteria": "cpe:2.3:o:linux:linux_kernel:6.1:rc7:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "8535320E-A0DB-4277-800E-D0CE5BBA59E8"}], "operator": "OR"}]}], "sourceIdentifier": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"}