{"dataType":"CVE_RECORD","dataVersion":"5.1","cveMetadata":{"cveId":"CVE-2025-21743","assignerOrgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","state":"PUBLISHED","assignerShortName":"Linux","dateReserved":"2024-12-29T08:45:45.757Z","datePublished":"2025-02-27T02:12:16.696Z","dateUpdated":"2025-10-01T19:36:41.387Z"},"containers":{"cna":{"providerMetadata":{"orgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","shortName":"Linux","dateUpdated":"2025-05-04T07:20:10.526Z"},"descriptions":[{"lang":"en","value":"In the Linux kernel, the following vulnerability has been resolved:\n\nusbnet: ipheth: fix possible overflow in DPE length check\n\nOriginally, it was possible for the DPE length check to overflow if\nwDatagramIndex + wDatagramLength > U16_MAX. This could lead to an OoB\nread.\n\nMove the wDatagramIndex term to the other side of the inequality.\n\nAn existing condition ensures that wDatagramIndex < urb->actual_length."}],"affected":[{"product":"Linux","vendor":"Linux","defaultStatus":"unaffected","repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["drivers/net/usb/ipheth.c"],"versions":[{"version":"a2d274c62e44b1995c170595db3865c6fe701226","lessThan":"18bf6f5cce3172cb303c3f0551aa9443d5ed74f8","status":"affected","versionType":"git"},{"version":"a2d274c62e44b1995c170595db3865c6fe701226","lessThan":"d677e7dd59ad6837496f5a02d8e5d39824278dfd","status":"affected","versionType":"git"},{"version":"a2d274c62e44b1995c170595db3865c6fe701226","lessThan":"d824a964185910e317287f034c0a439c08b4fe49","status":"affected","versionType":"git"},{"version":"a2d274c62e44b1995c170595db3865c6fe701226","lessThan":"c219427ed296f94bb4b91d08626776dc7719ee27","status":"affected","versionType":"git"}]},{"product":"Linux","vendor":"Linux","defaultStatus":"affected","repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["drivers/net/usb/ipheth.c"],"versions":[{"version":"6.5","status":"affected"},{"version":"0","lessThan":"6.5","status":"unaffected","versionType":"semver"},{"version":"6.6.78","lessThanOrEqual":"6.6.*","status":"unaffected","versionType":"semver"},{"version":"6.12.14","lessThanOrEqual":"6.12.*","status":"unaffected","versionType":"semver"},{"version":"6.13.3","lessThanOrEqual":"6.13.*","status":"unaffected","versionType":"semver"},{"version":"6.14","lessThanOrEqual":"*","status":"unaffected","versionType":"original_commit_for_fix"}]}],"cpeApplicability":[{"nodes":[{"operator":"OR","negate":false,"cpeMatch":[{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"6.5","versionEndExcluding":"6.6.78"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"6.5","versionEndExcluding":"6.12.14"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"6.5","versionEndExcluding":"6.13.3"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"6.5","versionEndExcluding":"6.14"}]}]}],"references":[{"url":"https://git.kernel.org/stable/c/18bf6f5cce3172cb303c3f0551aa9443d5ed74f8"},{"url":"https://git.kernel.org/stable/c/d677e7dd59ad6837496f5a02d8e5d39824278dfd"},{"url":"https://git.kernel.org/stable/c/d824a964185910e317287f034c0a439c08b4fe49"},{"url":"https://git.kernel.org/stable/c/c219427ed296f94bb4b91d08626776dc7719ee27"}],"title":"usbnet: ipheth: fix possible overflow in DPE length check","x_generator":{"engine":"bippy-1.2.0"}},"adp":[{"metrics":[{"cvssV3_1":{"scope":"UNCHANGED","version":"3.1","baseScore":7.1,"attackVector":"LOCAL","baseSeverity":"HIGH","vectorString":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:H","integrityImpact":"NONE","userInteraction":"NONE","attackComplexity":"LOW","availabilityImpact":"HIGH","privilegesRequired":"LOW","confidentialityImpact":"HIGH"}},{"other":{"type":"ssvc","content":{"id":"CVE-2025-21743","role":"CISA Coordinator","options":[{"Exploitation":"none"},{"Automatable":"no"},{"Technical Impact":"partial"}],"version":"2.0.3","timestamp":"2025-10-01T19:31:04.007074Z"}}}],"problemTypes":[{"descriptions":[{"lang":"en","type":"CWE","cweId":"CWE-125","description":"CWE-125 Out-of-bounds Read"}]}],"title":"CISA ADP Vulnrichment","providerMetadata":{"orgId":"134c704f-9b21-4f2e-91b3-4a467353bcc0","shortName":"CISA-ADP","dateUpdated":"2025-10-01T19:36:41.387Z"}}]}}