{"id":"CVE-2026-98188","state":"PUBLISHED","title":"wifi: p54: validate curve data length in the calibration curve converters","description":"In the Linux kernel, the following vulnerability has been resolved:\n\nwifi: p54: validate curve data length in the calibration curve converters\n\np54_convert_rev0() and p54_convert_rev1() read calibration curve\ndata from the device-supplied EEPROM entry using channel and\npoints-per-channel counts taken verbatim from that same entry, so\nan entry that declares more data than it carries drives an\nout-of-bounds read past the EEPROM buffer (verified with a KASAN\nreproducer of the conversion loop). The sibling converters\np54_convert_output_limits() and p54_convert_db() already validate\ntheir counts against the entry length; this path was missed.\n\nReject the entry when the counts do not fit in the entry data.","publishedAt":"2026-10-06T08:44:30.096Z","updatedAt":"2026-10-19T09:15:19.711Z","severity":null,"assigner":"Linux","products":["Linux Linux"],"affected":[{"vendor":"Linux","product":"Linux","defaultStatus":"unaffected","versions":[{"version":"eff1a59c48e3c6a006eb4fe5f2e405a996f2259d","status":"affected","lessThan":"81084c967c18233b19799a0c3352ebac043f31e2","versionType":"git"},{"version":"eff1a59c48e3c6a006eb4fe5f2e405a996f2259d","status":"affected","lessThan":"41cdf14bf4b52fbe4673a172c2a6ad756cb08111","versionType":"git"},{"version":"eff1a59c48e3c6a006eb4fe5f2e405a996f2259d","status":"affected","lessThan":"03d313e3dfb49a44c10a5c423452967694fb85e2","versionType":"git"},{"version":"eff1a59c48e3c6a006eb4fe5f2e405a996f2259d","status":"affected","lessThan":"42f4b03971f9d6329c4cbd1ea5155210d16ab65b","versionType":"git"},{"version":"eff1a59c48e3c6a006eb4fe5f2e405a996f2259d","status":"affected","lessThan":"4d767d6f8753db22bfc14c2724bd9cee677ffb03","versionType":"git"},{"version":"eff1a59c48e3c6a006eb4fe5f2e405a996f2259d","status":"affected","lessThan":"3bdcc4d61212b001b8752d80036509b4974ce16c","versionType":"git"},{"version":"eff1a59c48e3c6a006eb4fe5f2e405a996f2259d","status":"affected","lessThan":"b0c906107150b16925ee66da09127259864c7f36","versionType":"git"},{"version":"eff1a59c48e3c6a006eb4fe5f2e405a996f2259d","status":"affected","lessThan":"ce858fa6b8a214dee5adb82358885fa024cdd887","versionType":"git"}],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["drivers/net/wireless/intersil/p54/eeprom.c"]},{"vendor":"Linux","product":"Linux","defaultStatus":"affected","versions":[{"version":"2.6.24","status":"affected"},{"version":"0","status":"unaffected","lessThan":"2.6.24","versionType":"semver"},{"version":"5.10.271","status":"unaffected","lessThanOrEqual":"5.10.*","versionType":"semver"},{"version":"5.15.222","status":"unaffected","lessThanOrEqual":"5.15.*","versionType":"semver"},{"version":"6.1.189","status":"unaffected","lessThanOrEqual":"6.1.*","versionType":"semver"},{"version":"6.6.158","status":"unaffected","lessThanOrEqual":"6.6.*","versionType":"semver"},{"version":"6.12.112","status":"unaffected","lessThanOrEqual":"6.12.*","versionType":"semver"},{"version":"6.18.54","status":"unaffected","lessThanOrEqual":"6.18.*","versionType":"semver"},{"version":"7.2.8","status":"unaffected","lessThanOrEqual":"7.2.*","versionType":"semver"},{"version":"7.3","status":"unaffected","lessThanOrEqual":"*","versionType":"original_commit_for_fix"}],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["drivers/net/wireless/intersil/p54/eeprom.c"]}],"references":["https://git.kernel.org/stable/c/81084c967c18233b19799a0c3352ebac043f31e2","https://git.kernel.org/stable/c/41cdf14bf4b52fbe4673a172c2a6ad756cb08111","https://git.kernel.org/stable/c/03d313e3dfb49a44c10a5c423452967694fb85e2","https://git.kernel.org/stable/c/42f4b03971f9d6329c4cbd1ea5155210d16ab65b","https://git.kernel.org/stable/c/4d767d6f8753db22bfc14c2724bd9cee677ffb03","https://git.kernel.org/stable/c/3bdcc4d61212b001b8752d80036509b4974ce16c","https://git.kernel.org/stable/c/b0c906107150b16925ee66da09127259864c7f36","https://git.kernel.org/stable/c/ce858fa6b8a214dee5adb82358885fa024cdd887"],"weaknesses":[],"ingestedAt":"2026-10-29T20:13:43.249Z","source":{"repository":"CVEProject/cvelistV5","path":"cves/2026/98xxx/CVE-2026-98188.json","commit":"556c9d3a8cd17e218bb8e452ba7cd619a384ff47"},"raw":{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2026-98188","state":"PUBLISHED","datePublished":"2026-10-06T08:44:30.096Z","dateUpdated":"2026-10-19T09:15:19.711Z","assignerShortName":"Linux","assignerOrgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","dateReserved":"2026-09-25T10:25:14.323Z"},"containers":{"cna":{"title":"wifi: p54: validate curve data length in the calibration curve converters","descriptions":[{"lang":"en","value":"In the Linux kernel, the following vulnerability has been resolved:\n\nwifi: p54: validate curve data length in the calibration curve converters\n\np54_convert_rev0() and p54_convert_rev1() read calibration curve\ndata from the device-supplied EEPROM entry using channel and\npoints-per-channel counts taken verbatim from that same entry, so\nan entry that declares more data than it carries drives an\nout-of-bounds read past the EEPROM buffer (verified with a KASAN\nreproducer of the conversion loop). The sibling converters\np54_convert_output_limits() and p54_convert_db() already validate\ntheir counts against the entry length; this path was missed.\n\nReject the entry when the counts do not fit in the entry data."}],"affected":[{"vendor":"Linux","product":"Linux","defaultStatus":"unaffected","versions":[{"version":"eff1a59c48e3c6a006eb4fe5f2e405a996f2259d","status":"affected","lessThan":"81084c967c18233b19799a0c3352ebac043f31e2","versionType":"git"},{"version":"eff1a59c48e3c6a006eb4fe5f2e405a996f2259d","status":"affected","lessThan":"41cdf14bf4b52fbe4673a172c2a6ad756cb08111","versionType":"git"},{"version":"eff1a59c48e3c6a006eb4fe5f2e405a996f2259d","status":"affected","lessThan":"03d313e3dfb49a44c10a5c423452967694fb85e2","versionType":"git"},{"version":"eff1a59c48e3c6a006eb4fe5f2e405a996f2259d","status":"affected","lessThan":"42f4b03971f9d6329c4cbd1ea5155210d16ab65b","versionType":"git"},{"version":"eff1a59c48e3c6a006eb4fe5f2e405a996f2259d","status":"affected","lessThan":"4d767d6f8753db22bfc14c2724bd9cee677ffb03","versionType":"git"},{"version":"eff1a59c48e3c6a006eb4fe5f2e405a996f2259d","status":"affected","lessThan":"3bdcc4d61212b001b8752d80036509b4974ce16c","versionType":"git"},{"version":"eff1a59c48e3c6a006eb4fe5f2e405a996f2259d","status":"affected","lessThan":"b0c906107150b16925ee66da09127259864c7f36","versionType":"git"},{"version":"eff1a59c48e3c6a006eb4fe5f2e405a996f2259d","status":"affected","lessThan":"ce858fa6b8a214dee5adb82358885fa024cdd887","versionType":"git"}],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["drivers/net/wireless/intersil/p54/eeprom.c"]},{"vendor":"Linux","product":"Linux","defaultStatus":"affected","versions":[{"version":"2.6.24","status":"affected"},{"version":"0","status":"unaffected","lessThan":"2.6.24","versionType":"semver"},{"version":"5.10.271","status":"unaffected","lessThanOrEqual":"5.10.*","versionType":"semver"},{"version":"5.15.222","status":"unaffected","lessThanOrEqual":"5.15.*","versionType":"semver"},{"version":"6.1.189","status":"unaffected","lessThanOrEqual":"6.1.*","versionType":"semver"},{"version":"6.6.158","status":"unaffected","lessThanOrEqual":"6.6.*","versionType":"semver"},{"version":"6.12.112","status":"unaffected","lessThanOrEqual":"6.12.*","versionType":"semver"},{"version":"6.18.54","status":"unaffected","lessThanOrEqual":"6.18.*","versionType":"semver"},{"version":"7.2.8","status":"unaffected","lessThanOrEqual":"7.2.*","versionType":"semver"},{"version":"7.3","status":"unaffected","lessThanOrEqual":"*","versionType":"original_commit_for_fix"}],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["drivers/net/wireless/intersil/p54/eeprom.c"]}],"references":[{"url":"https://git.kernel.org/stable/c/81084c967c18233b19799a0c3352ebac043f31e2"},{"url":"https://git.kernel.org/stable/c/41cdf14bf4b52fbe4673a172c2a6ad756cb08111"},{"url":"https://git.kernel.org/stable/c/03d313e3dfb49a44c10a5c423452967694fb85e2"},{"url":"https://git.kernel.org/stable/c/42f4b03971f9d6329c4cbd1ea5155210d16ab65b"},{"url":"https://git.kernel.org/stable/c/4d767d6f8753db22bfc14c2724bd9cee677ffb03"},{"url":"https://git.kernel.org/stable/c/3bdcc4d61212b001b8752d80036509b4974ce16c"},{"url":"https://git.kernel.org/stable/c/b0c906107150b16925ee66da09127259864c7f36"},{"url":"https://git.kernel.org/stable/c/ce858fa6b8a214dee5adb82358885fa024cdd887"}],"providerMetadata":{"shortName":"Linux","orgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","dateUpdated":"2026-10-19T09:15:19.711Z"},"cpeApplicability":[{"nodes":[{"operator":"OR","negate":false,"cpeMatch":[{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"2.6.24","versionEndExcluding":"5.10.271"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"2.6.24","versionEndExcluding":"5.15.222"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"2.6.24","versionEndExcluding":"6.1.189"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"2.6.24","versionEndExcluding":"6.6.158"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"2.6.24","versionEndExcluding":"6.12.112"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"2.6.24","versionEndExcluding":"6.18.54"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"2.6.24","versionEndExcluding":"7.2.8"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"2.6.24","versionEndExcluding":"7.3"}]}]}],"x_generator":{"engine":"bippy-1.2.0"}}}}}