{"api_version":"1","generated_at":"2026-10-29T12:52:10+00:00","cve":"CVE-2025-68380","urls":{"html":"https://cve.report/CVE-2025-68380","api":"https://cve.report/api/cve/CVE-2025-68380.json","docs":"https://cve.report/api","cve_org":"https://www.cve.org/CVERecord?id=CVE-2025-68380","nvd":"https://nvd.nist.gov/vuln/detail/CVE-2025-68380"},"summary":{"title":"wifi: ath11k: fix peer HE MCS assignment","description":"In the Linux kernel, the following vulnerability has been resolved:\n\nwifi: ath11k: fix peer HE MCS assignment\n\nIn ath11k_wmi_send_peer_assoc_cmd(), peer's transmit MCS is sent to\nfirmware as receive MCS while peer's receive MCS sent as transmit MCS,\nwhich goes against firmwire's definition.\n\nWhile connecting to a misbehaved AP that advertises 0xffff (meaning not\nsupported) for 160 MHz transmit MCS map, firmware crashes due to 0xffff\nis assigned to he_mcs->rx_mcs_set field.\n\n\tExt Tag: HE Capabilities\n\t    [...]\n\t    Supported HE-MCS and NSS Set\n\t\t[...]\n\t        Rx and Tx MCS Maps 160 MHz\n\t\t    [...]\n\t            Tx HE-MCS Map 160 MHz: 0xffff\n\nSwap the assignment to fix this issue.\n\nAs the HE rate control mask is meant to limit our own transmit MCS, it\nneeds to go via he_mcs->rx_mcs_set field. With the aforementioned swapping\ndone, change is needed as well to apply it to the peer's receive MCS.\n\nTested-on: WCN6855 hw2.1 PCI WLAN.HSP.1.1-03125-QCAHSPSWPL_V1_V2_SILICONZ_LITE-3.6510.41\nTested-on: QCN9274 hw2.0 PCI WLAN.WBE.1.4.1-00199-QCAHKSWPL_SILICONZ-1","state":"PUBLISHED","assigner":"Linux","published_at":"2025-12-24 11:16:01","updated_at":"2026-10-13 11:10:00"},"problem_types":[],"metrics":[],"references":[{"url":"https://git.kernel.org/stable/c/92791290e4f6a1de25d35af792ab8918a70737f6","name":"https://git.kernel.org/stable/c/92791290e4f6a1de25d35af792ab8918a70737f6","refsource":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":[],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://git.kernel.org/stable/c/381096a417b7019896e93e86f4c585c592bf98e2","name":"https://git.kernel.org/stable/c/381096a417b7019896e93e86f4c585c592bf98e2","refsource":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":[],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://git.kernel.org/stable/c/097c870b91817779e5a312c6539099a884b1fe2b","name":"https://git.kernel.org/stable/c/097c870b91817779e5a312c6539099a884b1fe2b","refsource":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":[],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://git.kernel.org/stable/c/4a013ca2d490c73c40588d62712ffaa432046a04","name":"https://git.kernel.org/stable/c/4a013ca2d490c73c40588d62712ffaa432046a04","refsource":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":[],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://git.kernel.org/stable/c/4304bd7a334e981f189b9973056a58f84cc2b482","name":"https://git.kernel.org/stable/c/4304bd7a334e981f189b9973056a58f84cc2b482","refsource":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":[],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://git.kernel.org/stable/c/6b1a0da75932353f66e710976ca85a7131f647ff","name":"https://git.kernel.org/stable/c/6b1a0da75932353f66e710976ca85a7131f647ff","refsource":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":[],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://www.cve.org/CVERecord?id=CVE-2025-68380","name":"CVE Program record","refsource":"CVE.ORG","tags":["canonical"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2025-68380","name":"NVD vulnerability detail","refsource":"NVD","tags":["canonical","analysis"]}],"affected":[{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected 61fe43e7216df6e9a912d831aafc7142fa20f280 92791290e4f6a1de25d35af792ab8918a70737f6 git","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected 61fe43e7216df6e9a912d831aafc7142fa20f280 4304bd7a334e981f189b9973056a58f84cc2b482 git","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected 61fe43e7216df6e9a912d831aafc7142fa20f280 097c870b91817779e5a312c6539099a884b1fe2b git","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected 61fe43e7216df6e9a912d831aafc7142fa20f280 381096a417b7019896e93e86f4c585c592bf98e2 git","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected 61fe43e7216df6e9a912d831aafc7142fa20f280 6b1a0da75932353f66e710976ca85a7131f647ff git","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected 61fe43e7216df6e9a912d831aafc7142fa20f280 4a013ca2d490c73c40588d62712ffaa432046a04 git","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected 5.16","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"unaffected 5.16 semver","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"unaffected 6.1.160 6.1.* semver","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"unaffected 6.6.120 6.6.* semver","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"unaffected 6.12.63 6.12.* semver","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"unaffected 6.17.13 6.17.* semver","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"unaffected 6.18.2 6.18.* semver","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"unaffected 6.19 * original_commit_for_fix","platforms":[]}],"timeline":[],"solutions":[],"workarounds":[],"exploits":[],"credits":[],"nvd_cpes":[],"vendor_comments":[],"enrichments":{"kev":null,"epss":null,"legacy_qids":[]},"source_records":{"cve_program":{"containers":{"cna":{"affected":[{"defaultStatus":"unaffected","product":"Linux","programFiles":["drivers/net/wireless/ath/ath11k/mac.c","drivers/net/wireless/ath/ath11k/wmi.c"],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","vendor":"Linux","versions":[{"lessThan":"92791290e4f6a1de25d35af792ab8918a70737f6","status":"affected","version":"61fe43e7216df6e9a912d831aafc7142fa20f280","versionType":"git"},{"lessThan":"4304bd7a334e981f189b9973056a58f84cc2b482","status":"affected","version":"61fe43e7216df6e9a912d831aafc7142fa20f280","versionType":"git"},{"lessThan":"097c870b91817779e5a312c6539099a884b1fe2b","status":"affected","version":"61fe43e7216df6e9a912d831aafc7142fa20f280","versionType":"git"},{"lessThan":"381096a417b7019896e93e86f4c585c592bf98e2","status":"affected","version":"61fe43e7216df6e9a912d831aafc7142fa20f280","versionType":"git"},{"lessThan":"6b1a0da75932353f66e710976ca85a7131f647ff","status":"affected","version":"61fe43e7216df6e9a912d831aafc7142fa20f280","versionType":"git"},{"lessThan":"4a013ca2d490c73c40588d62712ffaa432046a04","status":"affected","version":"61fe43e7216df6e9a912d831aafc7142fa20f280","versionType":"git"}]},{"defaultStatus":"affected","product":"Linux","programFiles":["drivers/net/wireless/ath/ath11k/mac.c","drivers/net/wireless/ath/ath11k/wmi.c"],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","vendor":"Linux","versions":[{"status":"affected","version":"5.16"},{"lessThan":"5.16","status":"unaffected","version":"0","versionType":"semver"},{"lessThanOrEqual":"6.1.*","status":"unaffected","version":"6.1.160","versionType":"semver"},{"lessThanOrEqual":"6.6.*","status":"unaffected","version":"6.6.120","versionType":"semver"},{"lessThanOrEqual":"6.12.*","status":"unaffected","version":"6.12.63","versionType":"semver"},{"lessThanOrEqual":"6.17.*","status":"unaffected","version":"6.17.13","versionType":"semver"},{"lessThanOrEqual":"6.18.*","status":"unaffected","version":"6.18.2","versionType":"semver"},{"lessThanOrEqual":"*","status":"unaffected","version":"6.19","versionType":"original_commit_for_fix"}]}],"cpeApplicability":[{"nodes":[{"cpeMatch":[{"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionEndExcluding":"6.1.160","versionStartIncluding":"5.16","vulnerable":true},{"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionEndExcluding":"6.6.120","versionStartIncluding":"5.16","vulnerable":true},{"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionEndExcluding":"6.12.63","versionStartIncluding":"5.16","vulnerable":true},{"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionEndExcluding":"6.17.13","versionStartIncluding":"5.16","vulnerable":true},{"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionEndExcluding":"6.18.2","versionStartIncluding":"5.16","vulnerable":true},{"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionEndExcluding":"6.19","versionStartIncluding":"5.16","vulnerable":true}],"negate":false,"operator":"OR"}]}],"descriptions":[{"lang":"en","value":"In the Linux kernel, the following vulnerability has been resolved:\n\nwifi: ath11k: fix peer HE MCS assignment\n\nIn ath11k_wmi_send_peer_assoc_cmd(), peer's transmit MCS is sent to\nfirmware as receive MCS while peer's receive MCS sent as transmit MCS,\nwhich goes against firmwire's definition.\n\nWhile connecting to a misbehaved AP that advertises 0xffff (meaning not\nsupported) for 160 MHz transmit MCS map, firmware crashes due to 0xffff\nis assigned to he_mcs->rx_mcs_set field.\n\n\tExt Tag: HE Capabilities\n\t    [...]\n\t    Supported HE-MCS and NSS Set\n\t\t[...]\n\t        Rx and Tx MCS Maps 160 MHz\n\t\t    [...]\n\t            Tx HE-MCS Map 160 MHz: 0xffff\n\nSwap the assignment to fix this issue.\n\nAs the HE rate control mask is meant to limit our own transmit MCS, it\nneeds to go via he_mcs->rx_mcs_set field. With the aforementioned swapping\ndone, change is needed as well to apply it to the peer's receive MCS.\n\nTested-on: WCN6855 hw2.1 PCI WLAN.HSP.1.1-03125-QCAHSPSWPL_V1_V2_SILICONZ_LITE-3.6510.41\nTested-on: QCN9274 hw2.0 PCI WLAN.WBE.1.4.1-00199-QCAHKSWPL_SILICONZ-1"}],"providerMetadata":{"dateUpdated":"2026-05-11T21:52:05.766Z","orgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","shortName":"Linux"},"references":[{"url":"https://git.kernel.org/stable/c/92791290e4f6a1de25d35af792ab8918a70737f6"},{"url":"https://git.kernel.org/stable/c/4304bd7a334e981f189b9973056a58f84cc2b482"},{"url":"https://git.kernel.org/stable/c/097c870b91817779e5a312c6539099a884b1fe2b"},{"url":"https://git.kernel.org/stable/c/381096a417b7019896e93e86f4c585c592bf98e2"},{"url":"https://git.kernel.org/stable/c/6b1a0da75932353f66e710976ca85a7131f647ff"},{"url":"https://git.kernel.org/stable/c/4a013ca2d490c73c40588d62712ffaa432046a04"}],"title":"wifi: ath11k: fix peer HE MCS assignment","x_generator":{"engine":"bippy-1.2.0"}}},"cveMetadata":{"assignerOrgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","assignerShortName":"Linux","cveId":"CVE-2025-68380","datePublished":"2025-12-24T10:33:08.266Z","dateReserved":"2025-12-16T14:48:05.311Z","dateUpdated":"2026-05-11T21:52:05.766Z","state":"PUBLISHED"},"dataType":"CVE_RECORD","dataVersion":"5.2"},"nvd":{"publishedDate":"2025-12-24 11:16:01","lastModifiedDate":"2026-10-13 11:10:00","problem_types":[],"metrics":[],"configurations":[]},"legacy_mitre":{"record":{"CveYear":"2025","CveId":"68380","Ordinal":"1","Title":"wifi: ath11k: fix peer HE MCS assignment","CVE":"CVE-2025-68380","Year":"2025"},"notes":[{"CveYear":"2025","CveId":"68380","Ordinal":"1","NoteData":"In the Linux kernel, the following vulnerability has been resolved:\n\nwifi: ath11k: fix peer HE MCS assignment\n\nIn ath11k_wmi_send_peer_assoc_cmd(), peer's transmit MCS is sent to\nfirmware as receive MCS while peer's receive MCS sent as transmit MCS,\nwhich goes against firmwire's definition.\n\nWhile connecting to a misbehaved AP that advertises 0xffff (meaning not\nsupported) for 160 MHz transmit MCS map, firmware crashes due to 0xffff\nis assigned to he_mcs->rx_mcs_set field.\n\n\tExt Tag: HE Capabilities\n\t    [...]\n\t    Supported HE-MCS and NSS Set\n\t\t[...]\n\t        Rx and Tx MCS Maps 160 MHz\n\t\t    [...]\n\t            Tx HE-MCS Map 160 MHz: 0xffff\n\nSwap the assignment to fix this issue.\n\nAs the HE rate control mask is meant to limit our own transmit MCS, it\nneeds to go via he_mcs->rx_mcs_set field. With the aforementioned swapping\ndone, change is needed as well to apply it to the peer's receive MCS.\n\nTested-on: WCN6855 hw2.1 PCI WLAN.HSP.1.1-03125-QCAHSPSWPL_V1_V2_SILICONZ_LITE-3.6510.41\nTested-on: QCN9274 hw2.0 PCI WLAN.WBE.1.4.1-00199-QCAHKSWPL_SILICONZ-1","Type":"Description","Title":"wifi: ath11k: fix peer HE MCS assignment"}]}}}