{"id":"CVE-2026-43342","state":"PUBLISHED","title":"usb: gadget: f_rndis: Protect RNDIS options with mutex","description":"In the Linux kernel, the following vulnerability has been resolved:\n\nusb: gadget: f_rndis: Protect RNDIS options with mutex\n\nThe class/subclass/protocol options are suspectible to race conditions\nas they can be accessed concurrently through configfs.\n\nUse existing mutex to protect these options. This issue was identified\nduring code inspection.","publishedAt":"2026-05-08T13:37:19.920Z","updatedAt":"2026-05-11T22:22:43.032Z","severity":null,"assigner":"Linux","products":["Linux Linux"],"affected":[{"vendor":"Linux","product":"Linux","defaultStatus":"unaffected","versions":[{"version":"73517cf49bd449122b615d2b7a6bb835f02252e5","status":"affected","lessThan":"0a75d97c53477a59c0aa1c65f69038c719f9c5b8","versionType":"git"},{"version":"73517cf49bd449122b615d2b7a6bb835f02252e5","status":"affected","lessThan":"c1b3d5b0acb194efe20fc5864ee03439fa7bd45c","versionType":"git"},{"version":"73517cf49bd449122b615d2b7a6bb835f02252e5","status":"affected","lessThan":"65b7dbf80a1627667c241fff7c1c224f3118014f","versionType":"git"},{"version":"73517cf49bd449122b615d2b7a6bb835f02252e5","status":"affected","lessThan":"cb5316b37288ab8791584e32f114c4f41ad45b67","versionType":"git"},{"version":"73517cf49bd449122b615d2b7a6bb835f02252e5","status":"affected","lessThan":"7d8fa3b8783ab95a46e20d97fbeeede719b2efda","versionType":"git"},{"version":"73517cf49bd449122b615d2b7a6bb835f02252e5","status":"affected","lessThan":"446f1842cda929c40d4697722bfdcfb334bc9692","versionType":"git"},{"version":"73517cf49bd449122b615d2b7a6bb835f02252e5","status":"affected","lessThan":"209decd3f7901df9842b83f2540dc8685e344a07","versionType":"git"},{"version":"73517cf49bd449122b615d2b7a6bb835f02252e5","status":"affected","lessThan":"8d8c68b1fc06ece60cf43e1306ff0f4ac121547e","versionType":"git"}],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["drivers/usb/gadget/function/f_rndis.c"]},{"vendor":"Linux","product":"Linux","defaultStatus":"affected","versions":[{"version":"4.14","status":"affected"},{"version":"0","status":"unaffected","lessThan":"4.14","versionType":"semver"},{"version":"5.10.253","status":"unaffected","lessThanOrEqual":"5.10.*","versionType":"semver"},{"version":"5.15.203","status":"unaffected","lessThanOrEqual":"5.15.*","versionType":"semver"},{"version":"6.1.168","status":"unaffected","lessThanOrEqual":"6.1.*","versionType":"semver"},{"version":"6.6.134","status":"unaffected","lessThanOrEqual":"6.6.*","versionType":"semver"},{"version":"6.12.81","status":"unaffected","lessThanOrEqual":"6.12.*","versionType":"semver"},{"version":"6.18.22","status":"unaffected","lessThanOrEqual":"6.18.*","versionType":"semver"},{"version":"6.19.12","status":"unaffected","lessThanOrEqual":"6.19.*","versionType":"semver"},{"version":"7.0","status":"unaffected","lessThanOrEqual":"*","versionType":"original_commit_for_fix"}],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["drivers/usb/gadget/function/f_rndis.c"]}],"references":["https://git.kernel.org/stable/c/0a75d97c53477a59c0aa1c65f69038c719f9c5b8","https://git.kernel.org/stable/c/c1b3d5b0acb194efe20fc5864ee03439fa7bd45c","https://git.kernel.org/stable/c/65b7dbf80a1627667c241fff7c1c224f3118014f","https://git.kernel.org/stable/c/cb5316b37288ab8791584e32f114c4f41ad45b67","https://git.kernel.org/stable/c/7d8fa3b8783ab95a46e20d97fbeeede719b2efda","https://git.kernel.org/stable/c/446f1842cda929c40d4697722bfdcfb334bc9692","https://git.kernel.org/stable/c/209decd3f7901df9842b83f2540dc8685e344a07","https://git.kernel.org/stable/c/8d8c68b1fc06ece60cf43e1306ff0f4ac121547e"],"weaknesses":[],"ingestedAt":"2026-10-29T20:11:57.932Z","source":{"repository":"CVEProject/cvelistV5","path":"cves/2026/43xxx/CVE-2026-43342.json","commit":"556c9d3a8cd17e218bb8e452ba7cd619a384ff47"},"raw":{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2026-43342","state":"PUBLISHED","datePublished":"2026-05-08T13:37:19.920Z","dateUpdated":"2026-05-11T22:22:43.032Z","assignerShortName":"Linux","assignerOrgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","dateReserved":"2026-05-01T14:12:56.003Z"},"containers":{"cna":{"title":"usb: gadget: f_rndis: Protect RNDIS options with mutex","descriptions":[{"lang":"en","value":"In the Linux kernel, the following vulnerability has been resolved:\n\nusb: gadget: f_rndis: Protect RNDIS options with mutex\n\nThe class/subclass/protocol options are suspectible to race conditions\nas they can be accessed concurrently through configfs.\n\nUse existing mutex to protect these options. This issue was identified\nduring code inspection."}],"affected":[{"vendor":"Linux","product":"Linux","defaultStatus":"unaffected","versions":[{"version":"73517cf49bd449122b615d2b7a6bb835f02252e5","status":"affected","lessThan":"0a75d97c53477a59c0aa1c65f69038c719f9c5b8","versionType":"git"},{"version":"73517cf49bd449122b615d2b7a6bb835f02252e5","status":"affected","lessThan":"c1b3d5b0acb194efe20fc5864ee03439fa7bd45c","versionType":"git"},{"version":"73517cf49bd449122b615d2b7a6bb835f02252e5","status":"affected","lessThan":"65b7dbf80a1627667c241fff7c1c224f3118014f","versionType":"git"},{"version":"73517cf49bd449122b615d2b7a6bb835f02252e5","status":"affected","lessThan":"cb5316b37288ab8791584e32f114c4f41ad45b67","versionType":"git"},{"version":"73517cf49bd449122b615d2b7a6bb835f02252e5","status":"affected","lessThan":"7d8fa3b8783ab95a46e20d97fbeeede719b2efda","versionType":"git"},{"version":"73517cf49bd449122b615d2b7a6bb835f02252e5","status":"affected","lessThan":"446f1842cda929c40d4697722bfdcfb334bc9692","versionType":"git"},{"version":"73517cf49bd449122b615d2b7a6bb835f02252e5","status":"affected","lessThan":"209decd3f7901df9842b83f2540dc8685e344a07","versionType":"git"},{"version":"73517cf49bd449122b615d2b7a6bb835f02252e5","status":"affected","lessThan":"8d8c68b1fc06ece60cf43e1306ff0f4ac121547e","versionType":"git"}],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["drivers/usb/gadget/function/f_rndis.c"]},{"vendor":"Linux","product":"Linux","defaultStatus":"affected","versions":[{"version":"4.14","status":"affected"},{"version":"0","status":"unaffected","lessThan":"4.14","versionType":"semver"},{"version":"5.10.253","status":"unaffected","lessThanOrEqual":"5.10.*","versionType":"semver"},{"version":"5.15.203","status":"unaffected","lessThanOrEqual":"5.15.*","versionType":"semver"},{"version":"6.1.168","status":"unaffected","lessThanOrEqual":"6.1.*","versionType":"semver"},{"version":"6.6.134","status":"unaffected","lessThanOrEqual":"6.6.*","versionType":"semver"},{"version":"6.12.81","status":"unaffected","lessThanOrEqual":"6.12.*","versionType":"semver"},{"version":"6.18.22","status":"unaffected","lessThanOrEqual":"6.18.*","versionType":"semver"},{"version":"6.19.12","status":"unaffected","lessThanOrEqual":"6.19.*","versionType":"semver"},{"version":"7.0","status":"unaffected","lessThanOrEqual":"*","versionType":"original_commit_for_fix"}],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["drivers/usb/gadget/function/f_rndis.c"]}],"references":[{"url":"https://git.kernel.org/stable/c/0a75d97c53477a59c0aa1c65f69038c719f9c5b8"},{"url":"https://git.kernel.org/stable/c/c1b3d5b0acb194efe20fc5864ee03439fa7bd45c"},{"url":"https://git.kernel.org/stable/c/65b7dbf80a1627667c241fff7c1c224f3118014f"},{"url":"https://git.kernel.org/stable/c/cb5316b37288ab8791584e32f114c4f41ad45b67"},{"url":"https://git.kernel.org/stable/c/7d8fa3b8783ab95a46e20d97fbeeede719b2efda"},{"url":"https://git.kernel.org/stable/c/446f1842cda929c40d4697722bfdcfb334bc9692"},{"url":"https://git.kernel.org/stable/c/209decd3f7901df9842b83f2540dc8685e344a07"},{"url":"https://git.kernel.org/stable/c/8d8c68b1fc06ece60cf43e1306ff0f4ac121547e"}],"providerMetadata":{"shortName":"Linux","orgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","dateUpdated":"2026-05-11T22:22:43.032Z"},"cpeApplicability":[{"nodes":[{"operator":"OR","negate":false,"cpeMatch":[{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"4.14","versionEndExcluding":"5.10.253"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"4.14","versionEndExcluding":"5.15.203"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"4.14","versionEndExcluding":"6.1.168"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"4.14","versionEndExcluding":"6.6.134"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"4.14","versionEndExcluding":"6.12.81"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"4.14","versionEndExcluding":"6.18.22"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"4.14","versionEndExcluding":"6.19.12"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"4.14","versionEndExcluding":"7.0"}]}]}],"x_generator":{"engine":"bippy-1.2.0"}}}}}