CVE-2022-47940
Vulnerability from cvelistv5
Published
2022-12-23 00:00
Modified
2024-08-03 15:02
Severity ?
EPSS score ?
Summary
An issue was discovered in ksmbd in the Linux kernel 5.15 through 5.18 before 5.18.18. fs/ksmbd/smb2pdu.c lacks length validation in the non-padding case in smb2_write.
References
{ containers: { adp: [ { providerMetadata: { dateUpdated: "2024-08-03T15:02:36.526Z", orgId: "af854a3a-2127-422b-91ae-364da2661108", shortName: "CVE", }, references: [ { tags: [ "x_transferred", ], url: "https://cdn.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.18.18", }, { tags: [ "x_transferred", ], url: "https://github.com/torvalds/linux/commit/158a66b245739e15858de42c0ba60fcf3de9b8e6", }, { tags: [ "x_transferred", ], url: "https://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=158a66b245739e15858de42c0ba60fcf3de9b8e6", }, { tags: [ "x_transferred", ], url: "http://www.openwall.com/lists/oss-security/2022/12/23/10", }, ], title: "CVE Program Container", }, ], cna: { affected: [ { product: "n/a", vendor: "n/a", versions: [ { status: "affected", version: "n/a", }, ], }, ], descriptions: [ { lang: "en", value: "An issue was discovered in ksmbd in the Linux kernel 5.15 through 5.18 before 5.18.18. fs/ksmbd/smb2pdu.c lacks length validation in the non-padding case in smb2_write.", }, ], problemTypes: [ { descriptions: [ { description: "n/a", lang: "en", type: "text", }, ], }, ], providerMetadata: { dateUpdated: "2023-01-14T00:00:00", orgId: "8254265b-2729-46b6-b9e3-3dfca2d5bfca", shortName: "mitre", }, references: [ { url: "https://cdn.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.18.18", }, { url: "https://github.com/torvalds/linux/commit/158a66b245739e15858de42c0ba60fcf3de9b8e6", }, { url: "https://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=158a66b245739e15858de42c0ba60fcf3de9b8e6", }, { url: "http://www.openwall.com/lists/oss-security/2022/12/23/10", }, ], }, }, cveMetadata: { assignerOrgId: "8254265b-2729-46b6-b9e3-3dfca2d5bfca", assignerShortName: "mitre", cveId: "CVE-2022-47940", datePublished: "2022-12-23T00:00:00", dateReserved: "2022-12-23T00:00:00", dateUpdated: "2024-08-03T15:02:36.526Z", state: "PUBLISHED", }, dataType: "CVE_RECORD", dataVersion: "5.1", "vulnerability-lookup:meta": { nvd: "{\"cve\":{\"id\":\"CVE-2022-47940\",\"sourceIdentifier\":\"cve@mitre.org\",\"published\":\"2022-12-23T16:15:12.533\",\"lastModified\":\"2024-11-21T07:32:35.773\",\"vulnStatus\":\"Modified\",\"cveTags\":[],\"descriptions\":[{\"lang\":\"en\",\"value\":\"An issue was discovered in ksmbd in the Linux kernel 5.15 through 5.18 before 5.18.18. fs/ksmbd/smb2pdu.c lacks length validation in the non-padding case in smb2_write.\"},{\"lang\":\"es\",\"value\":\"Se descubrió un problema en ksmbd en el kernel de Linux 5.15 a 5.18 anterior a 5.18.18. fs/ksmbd/smb2pdu.c carece de validación de longitud en el caso sin relleno en smb2_write.\"}],\"metrics\":{\"cvssMetricV31\":[{\"source\":\"nvd@nist.gov\",\"type\":\"Primary\",\"cvssData\":{\"version\":\"3.1\",\"vectorString\":\"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:H\",\"baseScore\":8.1,\"baseSeverity\":\"HIGH\",\"attackVector\":\"NETWORK\",\"attackComplexity\":\"LOW\",\"privilegesRequired\":\"LOW\",\"userInteraction\":\"NONE\",\"scope\":\"UNCHANGED\",\"confidentialityImpact\":\"HIGH\",\"integrityImpact\":\"NONE\",\"availabilityImpact\":\"HIGH\"},\"exploitabilityScore\":2.8,\"impactScore\":5.2}]},\"weaknesses\":[{\"source\":\"nvd@nist.gov\",\"type\":\"Primary\",\"description\":[{\"lang\":\"en\",\"value\":\"CWE-125\"}]}],\"configurations\":[{\"nodes\":[{\"operator\":\"OR\",\"negate\":false,\"cpeMatch\":[{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*\",\"versionStartIncluding\":\"5.15\",\"versionEndExcluding\":\"5.15.145\",\"matchCriteriaId\":\"6943BD04-722B-4B0F-810D-A5086EA877BB\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*\",\"versionStartIncluding\":\"5.16\",\"versionEndExcluding\":\"5.18.18\",\"matchCriteriaId\":\"5B42E453-8837-49D0-A5EF-03F818A6DC11\"}]}]}],\"references\":[{\"url\":\"http://www.openwall.com/lists/oss-security/2022/12/23/10\",\"source\":\"cve@mitre.org\",\"tags\":[\"Mailing List\",\"Third Party Advisory\"]},{\"url\":\"https://cdn.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.18.18\",\"source\":\"cve@mitre.org\",\"tags\":[\"Mailing List\",\"Patch\",\"Vendor Advisory\"]},{\"url\":\"https://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=158a66b245739e15858de42c0ba60fcf3de9b8e6\",\"source\":\"cve@mitre.org\",\"tags\":[\"Mailing List\",\"Patch\",\"Vendor Advisory\"]},{\"url\":\"https://github.com/torvalds/linux/commit/158a66b245739e15858de42c0ba60fcf3de9b8e6\",\"source\":\"cve@mitre.org\",\"tags\":[\"Patch\",\"Third Party Advisory\"]},{\"url\":\"http://www.openwall.com/lists/oss-security/2022/12/23/10\",\"source\":\"af854a3a-2127-422b-91ae-364da2661108\",\"tags\":[\"Mailing List\",\"Third Party Advisory\"]},{\"url\":\"https://cdn.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.18.18\",\"source\":\"af854a3a-2127-422b-91ae-364da2661108\",\"tags\":[\"Mailing List\",\"Patch\",\"Vendor Advisory\"]},{\"url\":\"https://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=158a66b245739e15858de42c0ba60fcf3de9b8e6\",\"source\":\"af854a3a-2127-422b-91ae-364da2661108\",\"tags\":[\"Mailing List\",\"Patch\",\"Vendor Advisory\"]},{\"url\":\"https://github.com/torvalds/linux/commit/158a66b245739e15858de42c0ba60fcf3de9b8e6\",\"source\":\"af854a3a-2127-422b-91ae-364da2661108\",\"tags\":[\"Patch\",\"Third Party Advisory\"]}]}}", }, }
Log in or create an account to share your comment.
Security Advisory comment format.
This schema specifies the format of a comment related to a security advisory.
Title of the comment
Description of the comment
Loading…
Loading…
Loading…
Sightings
Author | Source | Type | Date |
---|
Nomenclature
- Seen: The vulnerability was mentioned, discussed, or seen somewhere by the user.
- Confirmed: The vulnerability is confirmed from an analyst perspective.
- Exploited: This vulnerability was exploited and seen by the user reporting the sighting.
- Patched: This vulnerability was successfully patched by the user reporting the sighting.
- Not exploited: This vulnerability was not exploited or seen by the user reporting the sighting.
- Not confirmed: The user expresses doubt about the veracity of the vulnerability.
- Not patched: This vulnerability was not successfully patched by the user reporting the sighting.