{"api_version":"1","generated_at":"2026-08-13T22:04:54+00:00","cve":"CVE-2026-68351","urls":{"html":"https://cve.report/CVE-2026-68351","api":"https://cve.report/api/cve/CVE-2026-68351.json","docs":"https://cve.report/api","cve_org":"https://www.cve.org/CVERecord?id=CVE-2026-68351","nvd":"https://nvd.nist.gov/vuln/detail/CVE-2026-68351"},"summary":{"title":"wifi: carl9170: bound memcpy length in cmd callback to prevent OOB read","description":"In the Linux kernel, the following vulnerability has been resolved:\n\nwifi: carl9170: bound memcpy length in cmd callback to prevent OOB read\n\nWhen the firmware sends a command response with a length mismatch,\ncarl9170_cmd_callback() logs the mismatch and calls carl9170_restart()\nbut then falls through to memcpy(ar->readbuf, buffer + 4, len - 4).\nSince len comes from the firmware and can exceed ar->readlen, this\ncopies more data than the readbuf was allocated for.\n\nBound the memcpy to min(len - 4, ar->readlen) so that the response\nis still completed -- avoiding repeated restarts from queued garbage --\nwhile preventing an overread past the response buffer.","state":"PUBLISHED","assigner":"Linux","published_at":"2026-08-10 13:20:27","updated_at":"2026-08-10 13:20:27"},"problem_types":[],"metrics":[],"references":[{"url":"https://git.kernel.org/stable/c/cb7a38810cf25738176dac32dec7a146b3f959cf","name":"https://git.kernel.org/stable/c/cb7a38810cf25738176dac32dec7a146b3f959cf","refsource":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":[],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://git.kernel.org/stable/c/4cde55b2feff9504d1f993ab80e84e7ccb62791c","name":"https://git.kernel.org/stable/c/4cde55b2feff9504d1f993ab80e84e7ccb62791c","refsource":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":[],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://git.kernel.org/stable/c/9aee949c68dc6dccbc54333537b109c53fe2079f","name":"https://git.kernel.org/stable/c/9aee949c68dc6dccbc54333537b109c53fe2079f","refsource":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":[],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://git.kernel.org/stable/c/f74e34e66379e487a09009a4f2d42470051672bd","name":"https://git.kernel.org/stable/c/f74e34e66379e487a09009a4f2d42470051672bd","refsource":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":[],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://git.kernel.org/stable/c/500c36649f270de05a56591fcc1aaaa36687958e","name":"https://git.kernel.org/stable/c/500c36649f270de05a56591fcc1aaaa36687958e","refsource":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":[],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://www.cve.org/CVERecord?id=CVE-2026-68351","name":"CVE Program record","refsource":"CVE.ORG","tags":["canonical"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-68351","name":"NVD vulnerability detail","refsource":"NVD","tags":["canonical","analysis"]}],"affected":[{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected a84fab3cbfdc427e7d366f1cc844f27b2084c26c f74e34e66379e487a09009a4f2d42470051672bd git","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected a84fab3cbfdc427e7d366f1cc844f27b2084c26c 500c36649f270de05a56591fcc1aaaa36687958e git","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected a84fab3cbfdc427e7d366f1cc844f27b2084c26c 9aee949c68dc6dccbc54333537b109c53fe2079f git","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected a84fab3cbfdc427e7d366f1cc844f27b2084c26c cb7a38810cf25738176dac32dec7a146b3f959cf git","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected a84fab3cbfdc427e7d366f1cc844f27b2084c26c 4cde55b2feff9504d1f993ab80e84e7ccb62791c git","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected 2.6.37","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"unaffected 2.6.37 semver","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"unaffected 6.6.148 6.6.* semver","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"unaffected 6.12.101 6.12.* semver","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"unaffected 6.18.42 6.18.* semver","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"unaffected 7.1.6 7.1.* semver","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"unaffected 7.2-rc5 * 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/carl9170/rx.c"],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","vendor":"Linux","versions":[{"lessThan":"f74e34e66379e487a09009a4f2d42470051672bd","status":"affected","version":"a84fab3cbfdc427e7d366f1cc844f27b2084c26c","versionType":"git"},{"lessThan":"500c36649f270de05a56591fcc1aaaa36687958e","status":"affected","version":"a84fab3cbfdc427e7d366f1cc844f27b2084c26c","versionType":"git"},{"lessThan":"9aee949c68dc6dccbc54333537b109c53fe2079f","status":"affected","version":"a84fab3cbfdc427e7d366f1cc844f27b2084c26c","versionType":"git"},{"lessThan":"cb7a38810cf25738176dac32dec7a146b3f959cf","status":"affected","version":"a84fab3cbfdc427e7d366f1cc844f27b2084c26c","versionType":"git"},{"lessThan":"4cde55b2feff9504d1f993ab80e84e7ccb62791c","status":"affected","version":"a84fab3cbfdc427e7d366f1cc844f27b2084c26c","versionType":"git"}]},{"defaultStatus":"affected","product":"Linux","programFiles":["drivers/net/wireless/ath/carl9170/rx.c"],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","vendor":"Linux","versions":[{"status":"affected","version":"2.6.37"},{"lessThan":"2.6.37","status":"unaffected","version":"0","versionType":"semver"},{"lessThanOrEqual":"6.6.*","status":"unaffected","version":"6.6.148","versionType":"semver"},{"lessThanOrEqual":"6.12.*","status":"unaffected","version":"6.12.101","versionType":"semver"},{"lessThanOrEqual":"6.18.*","status":"unaffected","version":"6.18.42","versionType":"semver"},{"lessThanOrEqual":"7.1.*","status":"unaffected","version":"7.1.6","versionType":"semver"},{"lessThanOrEqual":"*","status":"unaffected","version":"7.2-rc5","versionType":"original_commit_for_fix"}]}],"cpeApplicability":[{"nodes":[{"cpeMatch":[{"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionEndExcluding":"6.6.148","versionStartIncluding":"2.6.37","vulnerable":true},{"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionEndExcluding":"6.12.101","versionStartIncluding":"2.6.37","vulnerable":true},{"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionEndExcluding":"6.18.42","versionStartIncluding":"2.6.37","vulnerable":true},{"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionEndExcluding":"7.1.6","versionStartIncluding":"2.6.37","vulnerable":true},{"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionEndExcluding":"7.2-rc5","versionStartIncluding":"2.6.37","vulnerable":true}],"negate":false,"operator":"OR"}]}],"descriptions":[{"lang":"en","value":"In the Linux kernel, the following vulnerability has been resolved:\n\nwifi: carl9170: bound memcpy length in cmd callback to prevent OOB read\n\nWhen the firmware sends a command response with a length mismatch,\ncarl9170_cmd_callback() logs the mismatch and calls carl9170_restart()\nbut then falls through to memcpy(ar->readbuf, buffer + 4, len - 4).\nSince len comes from the firmware and can exceed ar->readlen, this\ncopies more data than the readbuf was allocated for.\n\nBound the memcpy to min(len - 4, ar->readlen) so that the response\nis still completed -- avoiding repeated restarts from queued garbage --\nwhile preventing an overread past the response buffer."}],"providerMetadata":{"dateUpdated":"2026-08-10T12:03:28.312Z","orgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","shortName":"Linux"},"references":[{"url":"https://git.kernel.org/stable/c/f74e34e66379e487a09009a4f2d42470051672bd"},{"url":"https://git.kernel.org/stable/c/500c36649f270de05a56591fcc1aaaa36687958e"},{"url":"https://git.kernel.org/stable/c/9aee949c68dc6dccbc54333537b109c53fe2079f"},{"url":"https://git.kernel.org/stable/c/cb7a38810cf25738176dac32dec7a146b3f959cf"},{"url":"https://git.kernel.org/stable/c/4cde55b2feff9504d1f993ab80e84e7ccb62791c"}],"title":"wifi: carl9170: bound memcpy length in cmd callback to prevent OOB read","x_generator":{"engine":"bippy-1.2.0"}}},"cveMetadata":{"assignerOrgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","assignerShortName":"Linux","cveId":"CVE-2026-68351","datePublished":"2026-08-10T12:03:28.312Z","dateReserved":"2026-07-30T09:28:09.384Z","dateUpdated":"2026-08-10T12:03:28.312Z","state":"PUBLISHED"},"dataType":"CVE_RECORD","dataVersion":"5.2"},"nvd":{"publishedDate":"2026-08-10 13:20:27","lastModifiedDate":"2026-08-10 13:20:27","problem_types":[],"metrics":[],"configurations":[]},"legacy_mitre":{"record":{"CveYear":"2026","CveId":"68351","Ordinal":"1","Title":"wifi: carl9170: bound memcpy length in cmd callback to prevent O","CVE":"CVE-2026-68351","Year":"2026"},"notes":[{"CveYear":"2026","CveId":"68351","Ordinal":"1","NoteData":"In the Linux kernel, the following vulnerability has been resolved:\n\nwifi: carl9170: bound memcpy length in cmd callback to prevent OOB read\n\nWhen the firmware sends a command response with a length mismatch,\ncarl9170_cmd_callback() logs the mismatch and calls carl9170_restart()\nbut then falls through to memcpy(ar->readbuf, buffer + 4, len - 4).\nSince len comes from the firmware and can exceed ar->readlen, this\ncopies more data than the readbuf was allocated for.\n\nBound the memcpy to min(len - 4, ar->readlen) so that the response\nis still completed -- avoiding repeated restarts from queued garbage --\nwhile preventing an overread past the response buffer.","Type":"Description","Title":"wifi: carl9170: bound memcpy length in cmd callback to prevent O"}]}}}