CVE-2022-50365

{"id": "CVE-2022-50365", "cveTags": [], "metrics": {"cvssMetricV31": [{"type": "Primary", "source": "[email protected]", "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}, {"type": "Secondary", "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "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": "2025-09-17T15:15:35.343", "references": [{"url": "https://git.kernel.org/stable/c/2d59f0ca153e9573ec4f140988c0ccca0eb4181b", "tags": ["Patch"], "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"}, {"url": "https://git.kernel.org/stable/c/2d7afdcbc9d32423f177ee12b7c93783aea338fb", "tags": ["Patch"], "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"}, {"url": "https://git.kernel.org/stable/c/331615d837f4979eb91a336a223a5c7f7886ecd5", "tags": ["Patch"], "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"}, {"url": "https://git.kernel.org/stable/c/668dc454bcbd1da73605201ff43f988c70848215", "tags": ["Patch"], "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"}, {"url": "https://git.kernel.org/stable/c/6ac417d71b80e74b002313fcd73f7e9008e8e457", "tags": ["Patch"], "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"}, {"url": "https://git.kernel.org/stable/c/821be5a5ab09a40ba09cb5ba354f18cf7996fea0", "tags": ["Patch"], "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"}, {"url": "https://git.kernel.org/stable/c/8fb773eed4909ef5dc1bbeb3629a337d3336df7e", "tags": ["Patch"], "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"}, {"url": "https://git.kernel.org/stable/c/946dd5dc4fcc4123cdfe3942b20012c4448cf89a", "tags": ["Patch"], "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"}, {"url": "https://git.kernel.org/stable/c/ff3743d00f41d803e6ab9334962b674f3b7fd0cb", "tags": ["Patch"], "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"}], "vulnStatus": "Modified", "weaknesses": [{"type": "Primary", "source": "[email protected]", "description": [{"lang": "en", "value": "NVD-CWE-noinfo"}]}], "descriptions": [{"lang": "en", "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nskbuff: Account for tail adjustment during pull operations\n\nExtending the tail can have some unexpected side effects if a program uses\na helper like BPF_FUNC_skb_pull_data to read partial content beyond the\nhead skb headlen when all the skbs in the gso frag_list are linear with no\nhead_frag -\n\n kernel BUG at net/core/skbuff.c:4219!\n pc : skb_segment+0xcf4/0xd2c\n lr : skb_segment+0x63c/0xd2c\n Call trace:\n skb_segment+0xcf4/0xd2c\n __udp_gso_segment+0xa4/0x544\n udp4_ufo_fragment+0x184/0x1c0\n inet_gso_segment+0x16c/0x3a4\n skb_mac_gso_segment+0xd4/0x1b0\n __skb_gso_segment+0xcc/0x12c\n udp_rcv_segment+0x54/0x16c\n udp_queue_rcv_skb+0x78/0x144\n udp_unicast_rcv_skb+0x8c/0xa4\n __udp4_lib_rcv+0x490/0x68c\n udp_rcv+0x20/0x30\n ip_protocol_deliver_rcu+0x1b0/0x33c\n ip_local_deliver+0xd8/0x1f0\n ip_rcv+0x98/0x1a4\n deliver_ptype_list_skb+0x98/0x1ec\n __netif_receive_skb_core+0x978/0xc60\n\nFix this by marking these skbs as GSO_DODGY so segmentation can handle\nthe tail updates accordingly."}], "lastModified": "2026-01-14T19:16:09.230", "configurations": [{"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "020BB876-C6AE-4582-A743-C7FB8D7A76D0", "versionEndExcluding": "4.9.337", "versionStartIncluding": "4.9.194"}, {"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "06F68D31-6E03-46F0-9766-08004ED46454", "versionEndExcluding": "4.14.303", "versionStartIncluding": "4.14.145"}, {"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "5C5105F9-E0B2-402D-B397-0AC3D8B0CB42", "versionEndExcluding": "4.19.270", "versionStartIncluding": "4.19.74"}, {"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "80972733-27F6-4503-8FB4-9B50F584F1CA", "versionEndExcluding": "5.3", "versionStartIncluding": "5.2.16"}, {"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "5F94E269-402E-4F4D-9A7A-62EB908B4BD7", "versionEndExcluding": "5.4.229", "versionStartIncluding": "5.3.1"}, {"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "D05D31FC-BD74-4F9E-B1D8-9CED62BE6F65", "versionEndExcluding": "5.10.163", "versionStartIncluding": "5.5"}, {"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "47237296-55D1-4ED4-8075-D00FC85A61EE", "versionEndExcluding": "5.15.86", "versionStartIncluding": "5.11"}, {"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "C720A569-3D93-4D77-95F6-E2B3A3267D9F", "versionEndExcluding": "6.0.16", "versionStartIncluding": "5.16"}, {"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "77239F4B-6BB2-4B9E-A654-36A52396116C", "versionEndExcluding": "6.1.2", "versionStartIncluding": "6.1"}, {"criteria": "cpe:2.3:o:linux:linux_kernel:5.3:-:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "D036D76E-AC69-4382-B4C1-8EDA1ABB2941"}], "operator": "OR"}]}], "sourceIdentifier": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"}