{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2026-31615","assignerOrgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","state":"PUBLISHED","assignerShortName":"Linux","dateReserved":"2026-03-09T15:48:24.123Z","datePublished":"2026-04-24T14:42:34.806Z","dateUpdated":"2026-05-11T22:12:13.975Z"},"containers":{"cna":{"providerMetadata":{"orgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","shortName":"Linux","dateUpdated":"2026-05-11T22:12:13.975Z"},"descriptions":[{"lang":"en","value":"In the Linux kernel, the following vulnerability has been resolved:\n\nusb: gadget: renesas_usb3: validate endpoint index in standard request handlers\n\nThe GET_STATUS and SET/CLEAR_FEATURE handlers extract the endpoint\nnumber from the host-supplied wIndex without any sort of validation.\nFix this up by validating the number of endpoints actually match up with\nthe number the device has before attempting to dereference a pointer\nbased on this math.\n\nThis is just like what was done in commit ee0d382feb44 (\"usb: gadget:\naspeed_udc: validate endpoint index for ast udc\") for the aspeed driver."}],"affected":[{"product":"Linux","vendor":"Linux","defaultStatus":"unaffected","repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["drivers/usb/gadget/udc/renesas_usb3.c"],"versions":[{"version":"746bfe63bba37ad55956b7377c9af494e7e28929","lessThan":"1b2bfedccc4fb8c9572e1ea464f905424c91de2a","status":"affected","versionType":"git"},{"version":"746bfe63bba37ad55956b7377c9af494e7e28929","lessThan":"adb8014599fdf0818d3d93f1f74e06cd0bdec08d","status":"affected","versionType":"git"},{"version":"746bfe63bba37ad55956b7377c9af494e7e28929","lessThan":"44216e3dd4455b798899b50eedb0ec3831dff8e0","status":"affected","versionType":"git"},{"version":"746bfe63bba37ad55956b7377c9af494e7e28929","lessThan":"37f430b2240655e6b0199a92aa1057e4d621be51","status":"affected","versionType":"git"},{"version":"746bfe63bba37ad55956b7377c9af494e7e28929","lessThan":"e3d42598f2995cdc07b7779874e7c5f8a1b773db","status":"affected","versionType":"git"},{"version":"746bfe63bba37ad55956b7377c9af494e7e28929","lessThan":"f880aac8a57ebd92abfa685d45424b2998ac1059","status":"affected","versionType":"git"}]},{"product":"Linux","vendor":"Linux","defaultStatus":"affected","repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["drivers/usb/gadget/udc/renesas_usb3.c"],"versions":[{"version":"4.5","status":"affected"},{"version":"0","lessThan":"4.5","status":"unaffected","versionType":"semver"},{"version":"6.6.136","lessThanOrEqual":"6.6.*","status":"unaffected","versionType":"semver"},{"version":"6.12.83","lessThanOrEqual":"6.12.*","status":"unaffected","versionType":"semver"},{"version":"6.18.24","lessThanOrEqual":"6.18.*","status":"unaffected","versionType":"semver"},{"version":"6.19.14","lessThanOrEqual":"6.19.*","status":"unaffected","versionType":"semver"},{"version":"7.0.1","lessThanOrEqual":"7.0.*","status":"unaffected","versionType":"semver"},{"version":"7.1-rc1","lessThanOrEqual":"*","status":"unaffected","versionType":"original_commit_for_fix"}]}],"cpeApplicability":[{"nodes":[{"operator":"OR","negate":false,"cpeMatch":[{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"4.5","versionEndExcluding":"6.6.136"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"4.5","versionEndExcluding":"6.12.83"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"4.5","versionEndExcluding":"6.18.24"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"4.5","versionEndExcluding":"6.19.14"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"4.5","versionEndExcluding":"7.0.1"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"4.5","versionEndExcluding":"7.1-rc1"}]}]}],"references":[{"url":"https://git.kernel.org/stable/c/1b2bfedccc4fb8c9572e1ea464f905424c91de2a"},{"url":"https://git.kernel.org/stable/c/adb8014599fdf0818d3d93f1f74e06cd0bdec08d"},{"url":"https://git.kernel.org/stable/c/44216e3dd4455b798899b50eedb0ec3831dff8e0"},{"url":"https://git.kernel.org/stable/c/37f430b2240655e6b0199a92aa1057e4d621be51"},{"url":"https://git.kernel.org/stable/c/e3d42598f2995cdc07b7779874e7c5f8a1b773db"},{"url":"https://git.kernel.org/stable/c/f880aac8a57ebd92abfa685d45424b2998ac1059"}],"title":"usb: gadget: renesas_usb3: validate endpoint index in standard request handlers","x_generator":{"engine":"bippy-1.2.0"}}}}