{"id":"CVE-2025-71094","state":"PUBLISHED","title":"net: usb: asix: validate PHY address before use","description":"In the Linux kernel, the following vulnerability has been resolved:\n\nnet: usb: asix: validate PHY address before use\n\nThe ASIX driver reads the PHY address from the USB device via\nasix_read_phy_addr(). A malicious or faulty device can return an\ninvalid address (>= PHY_MAX_ADDR), which causes a warning in\nmdiobus_get_phy():\n\n  addr 207 out of range\n  WARNING: drivers/net/phy/mdio_bus.c:76\n\nValidate the PHY address in asix_read_phy_addr() and remove the\nnow-redundant check in ax88172a.c.","publishedAt":"2026-01-13T15:34:54.669Z","updatedAt":"2026-10-19T18:15:12.474Z","severity":null,"assigner":"Linux","products":["Linux Linux"],"affected":[{"vendor":"Linux","product":"Linux","defaultStatus":"unaffected","versions":[{"version":"7e88b11a862afe59ee0c365123ea5fb96a26cb3b","status":"affected","lessThan":"fc96018f09f8d30586ca6582c5045a84eafef146","versionType":"git"},{"version":"7e88b11a862afe59ee0c365123ea5fb96a26cb3b","status":"affected","lessThan":"f5f4f30f3811d37e1aa48667c36add74e5a8d99f","versionType":"git"},{"version":"7e88b11a862afe59ee0c365123ea5fb96a26cb3b","status":"affected","lessThan":"38722e69ee64dbb020028c93898d25d6f4c0e0b2","versionType":"git"},{"version":"7e88b11a862afe59ee0c365123ea5fb96a26cb3b","status":"affected","lessThan":"98a12c2547a44a5f03f35c108d2022cc652cbc4d","versionType":"git"},{"version":"7e88b11a862afe59ee0c365123ea5fb96a26cb3b","status":"affected","lessThan":"bf8a0f3b787ca7c5889bfca12c60c483041fbee3","versionType":"git"},{"version":"7e88b11a862afe59ee0c365123ea5fb96a26cb3b","status":"affected","lessThan":"a1e077a3f76eea0dc671ed6792e7d543946227e8","versionType":"git"},{"version":"4e4f3cb41d687bd64cd03358862b23c84d82329e","status":"affected","versionType":"git"},{"version":"5.13.13","status":"affected","lessThan":"5.14","versionType":"semver"}],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["drivers/net/usb/asix_common.c","drivers/net/usb/ax88172a.c"]},{"vendor":"Linux","product":"Linux","defaultStatus":"affected","versions":[{"version":"5.14","status":"affected"},{"version":"0","status":"unaffected","lessThan":"5.14","versionType":"semver"},{"version":"5.15.198","status":"unaffected","lessThanOrEqual":"5.15.*","versionType":"semver"},{"version":"6.1.160","status":"unaffected","lessThanOrEqual":"6.1.*","versionType":"semver"},{"version":"6.6.120","status":"unaffected","lessThanOrEqual":"6.6.*","versionType":"semver"},{"version":"6.12.64","status":"unaffected","lessThanOrEqual":"6.12.*","versionType":"semver"},{"version":"6.18.4","status":"unaffected","lessThanOrEqual":"6.18.*","versionType":"semver"},{"version":"6.19","status":"unaffected","lessThanOrEqual":"*","versionType":"original_commit_for_fix"}],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["drivers/net/usb/asix_common.c","drivers/net/usb/ax88172a.c"]}],"references":["https://git.kernel.org/stable/c/fc96018f09f8d30586ca6582c5045a84eafef146","https://git.kernel.org/stable/c/f5f4f30f3811d37e1aa48667c36add74e5a8d99f","https://git.kernel.org/stable/c/38722e69ee64dbb020028c93898d25d6f4c0e0b2","https://git.kernel.org/stable/c/98a12c2547a44a5f03f35c108d2022cc652cbc4d","https://git.kernel.org/stable/c/bf8a0f3b787ca7c5889bfca12c60c483041fbee3","https://git.kernel.org/stable/c/a1e077a3f76eea0dc671ed6792e7d543946227e8"],"weaknesses":["CWE-20"],"ingestedAt":"2026-10-29T20:10:04.440Z","source":{"repository":"CVEProject/cvelistV5","path":"cves/2025/71xxx/CVE-2025-71094.json","commit":"556c9d3a8cd17e218bb8e452ba7cd619a384ff47"},"raw":{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2025-71094","state":"PUBLISHED","datePublished":"2026-01-13T15:34:54.669Z","dateUpdated":"2026-10-19T18:15:12.474Z","assignerShortName":"Linux","assignerOrgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","dateReserved":"2026-01-13T15:30:19.650Z"},"containers":{"cna":{"title":"net: usb: asix: validate PHY address before use","descriptions":[{"lang":"en","value":"In the Linux kernel, the following vulnerability has been resolved:\n\nnet: usb: asix: validate PHY address before use\n\nThe ASIX driver reads the PHY address from the USB device via\nasix_read_phy_addr(). A malicious or faulty device can return an\ninvalid address (>= PHY_MAX_ADDR), which causes a warning in\nmdiobus_get_phy():\n\n  addr 207 out of range\n  WARNING: drivers/net/phy/mdio_bus.c:76\n\nValidate the PHY address in asix_read_phy_addr() and remove the\nnow-redundant check in ax88172a.c."}],"affected":[{"vendor":"Linux","product":"Linux","defaultStatus":"unaffected","versions":[{"version":"7e88b11a862afe59ee0c365123ea5fb96a26cb3b","status":"affected","lessThan":"fc96018f09f8d30586ca6582c5045a84eafef146","versionType":"git"},{"version":"7e88b11a862afe59ee0c365123ea5fb96a26cb3b","status":"affected","lessThan":"f5f4f30f3811d37e1aa48667c36add74e5a8d99f","versionType":"git"},{"version":"7e88b11a862afe59ee0c365123ea5fb96a26cb3b","status":"affected","lessThan":"38722e69ee64dbb020028c93898d25d6f4c0e0b2","versionType":"git"},{"version":"7e88b11a862afe59ee0c365123ea5fb96a26cb3b","status":"affected","lessThan":"98a12c2547a44a5f03f35c108d2022cc652cbc4d","versionType":"git"},{"version":"7e88b11a862afe59ee0c365123ea5fb96a26cb3b","status":"affected","lessThan":"bf8a0f3b787ca7c5889bfca12c60c483041fbee3","versionType":"git"},{"version":"7e88b11a862afe59ee0c365123ea5fb96a26cb3b","status":"affected","lessThan":"a1e077a3f76eea0dc671ed6792e7d543946227e8","versionType":"git"},{"version":"4e4f3cb41d687bd64cd03358862b23c84d82329e","status":"affected","versionType":"git"},{"version":"5.13.13","status":"affected","lessThan":"5.14","versionType":"semver"}],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["drivers/net/usb/asix_common.c","drivers/net/usb/ax88172a.c"]},{"vendor":"Linux","product":"Linux","defaultStatus":"affected","versions":[{"version":"5.14","status":"affected"},{"version":"0","status":"unaffected","lessThan":"5.14","versionType":"semver"},{"version":"5.15.198","status":"unaffected","lessThanOrEqual":"5.15.*","versionType":"semver"},{"version":"6.1.160","status":"unaffected","lessThanOrEqual":"6.1.*","versionType":"semver"},{"version":"6.6.120","status":"unaffected","lessThanOrEqual":"6.6.*","versionType":"semver"},{"version":"6.12.64","status":"unaffected","lessThanOrEqual":"6.12.*","versionType":"semver"},{"version":"6.18.4","status":"unaffected","lessThanOrEqual":"6.18.*","versionType":"semver"},{"version":"6.19","status":"unaffected","lessThanOrEqual":"*","versionType":"original_commit_for_fix"}],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["drivers/net/usb/asix_common.c","drivers/net/usb/ax88172a.c"]}],"references":[{"url":"https://git.kernel.org/stable/c/fc96018f09f8d30586ca6582c5045a84eafef146"},{"url":"https://git.kernel.org/stable/c/f5f4f30f3811d37e1aa48667c36add74e5a8d99f"},{"url":"https://git.kernel.org/stable/c/38722e69ee64dbb020028c93898d25d6f4c0e0b2"},{"url":"https://git.kernel.org/stable/c/98a12c2547a44a5f03f35c108d2022cc652cbc4d"},{"url":"https://git.kernel.org/stable/c/bf8a0f3b787ca7c5889bfca12c60c483041fbee3"},{"url":"https://git.kernel.org/stable/c/a1e077a3f76eea0dc671ed6792e7d543946227e8"}],"providerMetadata":{"shortName":"Linux","orgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","dateUpdated":"2026-05-23T16:03:10.942Z"},"cpeApplicability":[{"nodes":[{"operator":"OR","negate":false,"cpeMatch":[{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"5.14","versionEndExcluding":"5.15.198"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"5.14","versionEndExcluding":"6.1.160"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"5.14","versionEndExcluding":"6.6.120"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"5.14","versionEndExcluding":"6.12.64"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"5.14","versionEndExcluding":"6.18.4"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"5.14","versionEndExcluding":"6.19"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"5.13.13"}]}]}],"x_generator":{"engine":"bippy-1.2.0"}},"adp":[{"title":"CISA ADP Vulnrichment","metrics":[{"other":{"type":"ssvc","content":{"id":"CVE-2025-71094","role":"CISA Coordinator","options":[{"Exploitation":"none"},{"Automatable":"no"},{"Technical Impact":"partial"}],"version":"2.0.3","timestamp":"2026-06-10T20:42:29.490248Z"}}}],"problemTypes":[{"descriptions":[{"cweId":"CWE-20","lang":"en","type":"CWE","description":"CWE-20 Improper Input Validation"}]}],"providerMetadata":{"shortName":"CISA-ADP","orgId":"134c704f-9b21-4f2e-91b3-4a467353bcc0","dateUpdated":"2026-10-19T18:15:12.474Z"}}]}}}