{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2026-98501","assignerOrgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","state":"PUBLISHED","assignerShortName":"Linux","dateReserved":"2026-09-25T10:25:14.353Z","datePublished":"2026-10-18T15:16:46.205Z","dateUpdated":"2026-10-19T09:20:40.228Z"},"containers":{"cna":{"providerMetadata":{"orgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","shortName":"Linux","dateUpdated":"2026-10-19T09:20:40.228Z"},"descriptions":[{"lang":"en","value":"In the Linux kernel, the following vulnerability has been resolved:\n\nHID: alps: fix use-after-free on input2 registration failure\n\nalps_input_configured() stores data->input2 before calling\ninput_register_device().  If registration fails, input_free_device()\nfrees the input device but data->input2 still points to the freed memory.\nalps_input_configured() calls hid_hw_open() before allocating input2, so\nURBs are already active and raw_event can fire during the failure window.\nA U1_SP_ABSOLUTE_REPORT_ID report arriving then causes u1_raw_event()\nto dereference the freed data->input2 -> use-after-free.\n\nFix by only storing input2 into drvdata after successful registration\nand adding a NULL guard in the raw_event path."}],"affected":[{"product":"Linux","vendor":"Linux","defaultStatus":"unaffected","repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["drivers/hid/hid-alps.c"],"versions":[{"version":"2562756dde550901c224e3805102bdfc17e7d13a","lessThan":"64f824dccfd316fd3db8ea1cc4e8a76ad6a02740","status":"affected","versionType":"git"},{"version":"2562756dde550901c224e3805102bdfc17e7d13a","lessThan":"2e55d76e6e8a756f6d87c241de975599f82b02fa","status":"affected","versionType":"git"},{"version":"2562756dde550901c224e3805102bdfc17e7d13a","lessThan":"ef8ca5bb4c8b9696f38b1bebce1c851baa02b77b","status":"affected","versionType":"git"},{"version":"2562756dde550901c224e3805102bdfc17e7d13a","lessThan":"5a8ad63158165bacd6a1d7420e0fe5364c913b06","status":"affected","versionType":"git"},{"version":"2562756dde550901c224e3805102bdfc17e7d13a","lessThan":"47e5e177e9e4e10da6f2759d5ce8d049e33efdc4","status":"affected","versionType":"git"},{"version":"2562756dde550901c224e3805102bdfc17e7d13a","lessThan":"925da1d2a24787f24872de13a4680437c54de179","status":"affected","versionType":"git"},{"version":"2562756dde550901c224e3805102bdfc17e7d13a","lessThan":"443f6b93442b10b972a16f57ceaaea75b77892b6","status":"affected","versionType":"git"},{"version":"2562756dde550901c224e3805102bdfc17e7d13a","lessThan":"d3aba3442798ce4a4c8ce3104d7b286d61e605f9","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/hid/hid-alps.c"],"versions":[{"version":"4.8","status":"affected"},{"version":"0","lessThan":"4.8","status":"unaffected","versionType":"semver"},{"version":"5.10.271","lessThanOrEqual":"5.10.*","status":"unaffected","versionType":"semver"},{"version":"5.15.222","lessThanOrEqual":"5.15.*","status":"unaffected","versionType":"semver"},{"version":"6.1.189","lessThanOrEqual":"6.1.*","status":"unaffected","versionType":"semver"},{"version":"6.6.158","lessThanOrEqual":"6.6.*","status":"unaffected","versionType":"semver"},{"version":"6.12.112","lessThanOrEqual":"6.12.*","status":"unaffected","versionType":"semver"},{"version":"6.18.55","lessThanOrEqual":"6.18.*","status":"unaffected","versionType":"semver"},{"version":"7.2.9","lessThanOrEqual":"7.2.*","status":"unaffected","versionType":"semver"},{"version":"7.3","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":"4.8","versionEndExcluding":"5.10.271"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"4.8","versionEndExcluding":"5.15.222"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"4.8","versionEndExcluding":"6.1.189"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"4.8","versionEndExcluding":"6.6.158"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"4.8","versionEndExcluding":"6.12.112"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"4.8","versionEndExcluding":"6.18.55"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"4.8","versionEndExcluding":"7.2.9"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"4.8","versionEndExcluding":"7.3"}]}]}],"references":[{"url":"https://git.kernel.org/stable/c/64f824dccfd316fd3db8ea1cc4e8a76ad6a02740"},{"url":"https://git.kernel.org/stable/c/2e55d76e6e8a756f6d87c241de975599f82b02fa"},{"url":"https://git.kernel.org/stable/c/ef8ca5bb4c8b9696f38b1bebce1c851baa02b77b"},{"url":"https://git.kernel.org/stable/c/5a8ad63158165bacd6a1d7420e0fe5364c913b06"},{"url":"https://git.kernel.org/stable/c/47e5e177e9e4e10da6f2759d5ce8d049e33efdc4"},{"url":"https://git.kernel.org/stable/c/925da1d2a24787f24872de13a4680437c54de179"},{"url":"https://git.kernel.org/stable/c/443f6b93442b10b972a16f57ceaaea75b77892b6"},{"url":"https://git.kernel.org/stable/c/d3aba3442798ce4a4c8ce3104d7b286d61e605f9"}],"title":"HID: alps: fix use-after-free on input2 registration failure","x_generator":{"engine":"bippy-1.2.0"}}}}