{"api_version":"1","generated_at":"2026-08-05T14:06:46+00:00","cve":"CVE-2025-71100","urls":{"html":"https://cve.report/CVE-2025-71100","api":"https://cve.report/api/cve/CVE-2025-71100.json","docs":"https://cve.report/api","cve_org":"https://www.cve.org/CVERecord?id=CVE-2025-71100","nvd":"https://nvd.nist.gov/vuln/detail/CVE-2025-71100"},"summary":{"title":"wifi: rtlwifi: 8192cu: fix tid out of range in rtl92cu_tx_fill_desc()","description":"In the Linux kernel, the following vulnerability has been resolved:\n\nwifi: rtlwifi: 8192cu: fix tid out of range in rtl92cu_tx_fill_desc()\n\nTID getting from ieee80211_get_tid() might be out of range of array size\nof sta_entry->tids[], so check TID is less than MAX_TID_COUNT. Othwerwise,\nUBSAN warn:\n\n UBSAN: array-index-out-of-bounds in drivers/net/wireless/realtek/rtlwifi/rtl8192cu/trx.c:514:30\n index 10 is out of range for type 'rtl_tid_data [9]'","state":"PUBLISHED","assigner":"Linux","published_at":"2026-01-13 16:16:09","updated_at":"2026-07-30 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the Linux kernel, the following vulnerability has been resolved:\n\nwifi: rtlwifi: 8192cu: fix tid out of range in rtl92cu_tx_fill_desc()\n\nTID getting from ieee80211_get_tid() might be out of range of array size\nof sta_entry->tids[], so check TID is less than MAX_TID_COUNT. Othwerwise,\nUBSAN warn:\n\n UBSAN: array-index-out-of-bounds in drivers/net/wireless/realtek/rtlwifi/rtl8192cu/trx.c:514:30\n index 10 is out of range for type 'rtl_tid_data [9]'"}],"metrics":[{"cvssV3_1":{"baseScore":7.6,"baseSeverity":"HIGH","vectorString":"CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:H","version":"3.1"}}],"providerMetadata":{"dateUpdated":"2026-07-30T06:05:15.599Z","orgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","shortName":"Linux"},"references":[{"url":"https://git.kernel.org/stable/c/9765d6eb8298b07d499cdf9ef7c237d3540102d6"},{"url":"https://git.kernel.org/stable/c/90a15ff324645aa806d81fa349497cd964861b66"},{"url":"https://git.kernel.org/stable/c/dd39edb445f07400e748da967a07d5dca5c5f96e"}],"title":"wifi: rtlwifi: 8192cu: fix tid out of range in rtl92cu_tx_fill_desc()","x_generator":{"engine":"bippy-1.2.0"}}},"cveMetadata":{"assignerOrgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","assignerShortName":"Linux","cveId":"CVE-2025-71100","datePublished":"2026-01-13T15:34:59.039Z","dateReserved":"2026-01-13T15:30:19.651Z","dateUpdated":"2026-07-30T06:05:15.599Z","state":"PUBLISHED"},"dataType":"CVE_RECORD","dataVersion":"5.2"},"nvd":{"publishedDate":"2026-01-13 16:16:09","lastModifiedDate":"2026-07-30 06:24:51","problem_types":["CWE-129"],"metrics":{"cvssMetricV31":[{"source":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","type":"Secondary","cvssData":{"version":"3.1","vectorString":"CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:H","baseScore":7.6,"baseSeverity":"HIGH","attackVector":"ADJACENT_NETWORK","attackComplexity":"LOW","privilegesRequired":"NONE","userInteraction":"NONE","scope":"UNCHANGED","confidentialityImpact":"LOW","integrityImpact":"LOW","availabilityImpact":"HIGH"},"exploitabilityScore":2.8,"impactScore":4.7},{"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:H/I:H/A:H","baseScore":7.8,"baseSeverity":"HIGH","attackVector":"LOCAL","attackComplexity":"LOW","privilegesRequired":"LOW","userInteraction":"NONE","scope":"UNCHANGED","confidentialityImpact":"HIGH","integrityImpact":"HIGH","availabilityImpact":"HIGH"},"exploitabilityScore":1.8,"impactScore":5.9}]},"configurations":[{"nodes":[{"operator":"OR","negate":false,"cpeMatch":[{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"6.9.1","versionEndExcluding":"6.12.64","matchCriteriaId":"52C1C110-A682-476D-87D1-E448C00825CA"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"6.13","versionEndExcluding":"6.18.4","matchCriteriaId":"DC988EA0-0E32-457A-BF95-89BEB31A227B"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:6.9:-:*:*:*:*:*:*","matchCriteriaId":"3F2A4A3D-068A-4CF2-A09F-9C7937DDB0A5"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:6.19:rc1:*:*:*:*:*:*","matchCriteriaId":"17B67AA7-40D6-4AFA-8459-F200F3D7CFD1"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:6.19:rc2:*:*:*:*:*:*","matchCriteriaId":"C47E4CC9-C826-4FA9-B014-7FE3D9B318B2"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:6.19:rc3:*:*:*:*:*:*","matchCriteriaId":"F71D92C0-C023-48BD-B3B6-70B638EEE298"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:6.19:rc4:*:*:*:*:*:*","matchCriteriaId":"13580667-0A98-40CC-B29F-D12790B91BDB"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:6.19:rc5:*:*:*:*:*:*","matchCriteriaId":"CAD1FED7-CF48-47BF-AC7D-7B6FA3C065FC"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:6.19:rc6:*:*:*:*:*:*","matchCriteriaId":"3EF854A1-ABB1-4E93-BE9A-44569EC76C0D"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:6.19:rc7:*:*:*:*:*:*","matchCriteriaId":"F5DC0CA6-F0AF-4DDF-A882-3DADB9A886A7"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:6.19:rc8:*:*:*:*:*:*","matchCriteriaId":"EB5B7DFC-C36B-45D8-922C-877569FDDF43"}]}]}]},"legacy_mitre":{"record":{"CveYear":"2025","CveId":"71100","Ordinal":"1","Title":"wifi: rtlwifi: 8192cu: fix tid out of range in rtl92cu_tx_fill_d","CVE":"CVE-2025-71100","Year":"2025"},"notes":[{"CveYear":"2025","CveId":"71100","Ordinal":"1","NoteData":"In the Linux kernel, the following vulnerability has been resolved:\n\nwifi: rtlwifi: 8192cu: fix tid out of range in rtl92cu_tx_fill_desc()\n\nTID getting from ieee80211_get_tid() might be out of range of array size\nof sta_entry->tids[], so check TID is less than MAX_TID_COUNT. Othwerwise,\nUBSAN warn:\n\n UBSAN: array-index-out-of-bounds in drivers/net/wireless/realtek/rtlwifi/rtl8192cu/trx.c:514:30\n index 10 is out of range for type 'rtl_tid_data [9]'","Type":"Description","Title":"wifi: rtlwifi: 8192cu: fix tid out of range in rtl92cu_tx_fill_d"}]}}}