{"id":"CVE-2026-43251","state":"PUBLISHED","title":"HID: prodikeys: Check presence of pm->input_ep82","description":"In the Linux kernel, the following vulnerability has been resolved:\n\nHID: prodikeys: Check presence of pm->input_ep82\n\nFake USB devices can send their own report descriptors for which the\ninput_mapping() hook does not get called.  In this case, pm->input_ep82 stays\nNULL, which leads to a crash later.\n\nThis does not happen with the real device, but can be provoked by imposing as\none.","publishedAt":"2026-05-06T11:28:41.835Z","updatedAt":"2026-05-11T22:20:55.964Z","severity":null,"assigner":"Linux","products":["Linux Linux"],"affected":[{"vendor":"Linux","product":"Linux","defaultStatus":"unaffected","versions":[{"version":"3a370ca1dcf8c80aff7a0a21d6b0f50ca2a151e9","status":"affected","lessThan":"f580c79683356632f12f2c2029f2fe936d953aa1","versionType":"git"},{"version":"3a370ca1dcf8c80aff7a0a21d6b0f50ca2a151e9","status":"affected","lessThan":"ee572578f09f0e743e9383393a75c3a7a0f9b4c2","versionType":"git"},{"version":"3a370ca1dcf8c80aff7a0a21d6b0f50ca2a151e9","status":"affected","lessThan":"edccbf7d6dc05d692bde3a89de5a4001f72a0fa4","versionType":"git"},{"version":"3a370ca1dcf8c80aff7a0a21d6b0f50ca2a151e9","status":"affected","lessThan":"3f1b21cc67a15d7d081378a9b8747dd000a017b8","versionType":"git"},{"version":"3a370ca1dcf8c80aff7a0a21d6b0f50ca2a151e9","status":"affected","lessThan":"e7ac1cd823cd2e9fcbd5cb0b261d6d35dbb79341","versionType":"git"},{"version":"3a370ca1dcf8c80aff7a0a21d6b0f50ca2a151e9","status":"affected","lessThan":"d5512ce892f774d37c53082adadfcad04f21b50e","versionType":"git"},{"version":"3a370ca1dcf8c80aff7a0a21d6b0f50ca2a151e9","status":"affected","lessThan":"d08f35f843881ec504d7537a9bb728a073db3366","versionType":"git"},{"version":"3a370ca1dcf8c80aff7a0a21d6b0f50ca2a151e9","status":"affected","lessThan":"cee8337e1bad168136aecfe6416ecd7d3aa7529a","versionType":"git"}],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["drivers/hid/hid-prodikeys.c"]},{"vendor":"Linux","product":"Linux","defaultStatus":"affected","versions":[{"version":"2.6.35","status":"affected"},{"version":"0","status":"unaffected","lessThan":"2.6.35","versionType":"semver"},{"version":"5.10.252","status":"unaffected","lessThanOrEqual":"5.10.*","versionType":"semver"},{"version":"5.15.202","status":"unaffected","lessThanOrEqual":"5.15.*","versionType":"semver"},{"version":"6.1.165","status":"unaffected","lessThanOrEqual":"6.1.*","versionType":"semver"},{"version":"6.6.128","status":"unaffected","lessThanOrEqual":"6.6.*","versionType":"semver"},{"version":"6.12.75","status":"unaffected","lessThanOrEqual":"6.12.*","versionType":"semver"},{"version":"6.18.16","status":"unaffected","lessThanOrEqual":"6.18.*","versionType":"semver"},{"version":"6.19.6","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/hid/hid-prodikeys.c"]}],"references":["https://git.kernel.org/stable/c/f580c79683356632f12f2c2029f2fe936d953aa1","https://git.kernel.org/stable/c/ee572578f09f0e743e9383393a75c3a7a0f9b4c2","https://git.kernel.org/stable/c/edccbf7d6dc05d692bde3a89de5a4001f72a0fa4","https://git.kernel.org/stable/c/3f1b21cc67a15d7d081378a9b8747dd000a017b8","https://git.kernel.org/stable/c/e7ac1cd823cd2e9fcbd5cb0b261d6d35dbb79341","https://git.kernel.org/stable/c/d5512ce892f774d37c53082adadfcad04f21b50e","https://git.kernel.org/stable/c/d08f35f843881ec504d7537a9bb728a073db3366","https://git.kernel.org/stable/c/cee8337e1bad168136aecfe6416ecd7d3aa7529a"],"weaknesses":[],"ingestedAt":"2026-10-29T20:11:57.932Z","source":{"repository":"CVEProject/cvelistV5","path":"cves/2026/43xxx/CVE-2026-43251.json","commit":"556c9d3a8cd17e218bb8e452ba7cd619a384ff47"},"raw":{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2026-43251","state":"PUBLISHED","datePublished":"2026-05-06T11:28:41.835Z","dateUpdated":"2026-05-11T22:20:55.964Z","assignerShortName":"Linux","assignerOrgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","dateReserved":"2026-05-01T14:12:55.996Z"},"containers":{"cna":{"title":"HID: prodikeys: Check presence of pm->input_ep82","descriptions":[{"lang":"en","value":"In the Linux kernel, the following vulnerability has been resolved:\n\nHID: prodikeys: Check presence of pm->input_ep82\n\nFake USB devices can send their own report descriptors for which the\ninput_mapping() hook does not get called.  In this case, pm->input_ep82 stays\nNULL, which leads to a crash later.\n\nThis does not happen with the real device, but can be provoked by imposing as\none."}],"affected":[{"vendor":"Linux","product":"Linux","defaultStatus":"unaffected","versions":[{"version":"3a370ca1dcf8c80aff7a0a21d6b0f50ca2a151e9","status":"affected","lessThan":"f580c79683356632f12f2c2029f2fe936d953aa1","versionType":"git"},{"version":"3a370ca1dcf8c80aff7a0a21d6b0f50ca2a151e9","status":"affected","lessThan":"ee572578f09f0e743e9383393a75c3a7a0f9b4c2","versionType":"git"},{"version":"3a370ca1dcf8c80aff7a0a21d6b0f50ca2a151e9","status":"affected","lessThan":"edccbf7d6dc05d692bde3a89de5a4001f72a0fa4","versionType":"git"},{"version":"3a370ca1dcf8c80aff7a0a21d6b0f50ca2a151e9","status":"affected","lessThan":"3f1b21cc67a15d7d081378a9b8747dd000a017b8","versionType":"git"},{"version":"3a370ca1dcf8c80aff7a0a21d6b0f50ca2a151e9","status":"affected","lessThan":"e7ac1cd823cd2e9fcbd5cb0b261d6d35dbb79341","versionType":"git"},{"version":"3a370ca1dcf8c80aff7a0a21d6b0f50ca2a151e9","status":"affected","lessThan":"d5512ce892f774d37c53082adadfcad04f21b50e","versionType":"git"},{"version":"3a370ca1dcf8c80aff7a0a21d6b0f50ca2a151e9","status":"affected","lessThan":"d08f35f843881ec504d7537a9bb728a073db3366","versionType":"git"},{"version":"3a370ca1dcf8c80aff7a0a21d6b0f50ca2a151e9","status":"affected","lessThan":"cee8337e1bad168136aecfe6416ecd7d3aa7529a","versionType":"git"}],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["drivers/hid/hid-prodikeys.c"]},{"vendor":"Linux","product":"Linux","defaultStatus":"affected","versions":[{"version":"2.6.35","status":"affected"},{"version":"0","status":"unaffected","lessThan":"2.6.35","versionType":"semver"},{"version":"5.10.252","status":"unaffected","lessThanOrEqual":"5.10.*","versionType":"semver"},{"version":"5.15.202","status":"unaffected","lessThanOrEqual":"5.15.*","versionType":"semver"},{"version":"6.1.165","status":"unaffected","lessThanOrEqual":"6.1.*","versionType":"semver"},{"version":"6.6.128","status":"unaffected","lessThanOrEqual":"6.6.*","versionType":"semver"},{"version":"6.12.75","status":"unaffected","lessThanOrEqual":"6.12.*","versionType":"semver"},{"version":"6.18.16","status":"unaffected","lessThanOrEqual":"6.18.*","versionType":"semver"},{"version":"6.19.6","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/hid/hid-prodikeys.c"]}],"references":[{"url":"https://git.kernel.org/stable/c/f580c79683356632f12f2c2029f2fe936d953aa1"},{"url":"https://git.kernel.org/stable/c/ee572578f09f0e743e9383393a75c3a7a0f9b4c2"},{"url":"https://git.kernel.org/stable/c/edccbf7d6dc05d692bde3a89de5a4001f72a0fa4"},{"url":"https://git.kernel.org/stable/c/3f1b21cc67a15d7d081378a9b8747dd000a017b8"},{"url":"https://git.kernel.org/stable/c/e7ac1cd823cd2e9fcbd5cb0b261d6d35dbb79341"},{"url":"https://git.kernel.org/stable/c/d5512ce892f774d37c53082adadfcad04f21b50e"},{"url":"https://git.kernel.org/stable/c/d08f35f843881ec504d7537a9bb728a073db3366"},{"url":"https://git.kernel.org/stable/c/cee8337e1bad168136aecfe6416ecd7d3aa7529a"}],"providerMetadata":{"shortName":"Linux","orgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","dateUpdated":"2026-05-11T22:20:55.964Z"},"cpeApplicability":[{"nodes":[{"operator":"OR","negate":false,"cpeMatch":[{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"2.6.35","versionEndExcluding":"5.10.252"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"2.6.35","versionEndExcluding":"5.15.202"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"2.6.35","versionEndExcluding":"6.1.165"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"2.6.35","versionEndExcluding":"6.6.128"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"2.6.35","versionEndExcluding":"6.12.75"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"2.6.35","versionEndExcluding":"6.18.16"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"2.6.35","versionEndExcluding":"6.19.6"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"2.6.35","versionEndExcluding":"7.0"}]}]}],"x_generator":{"engine":"bippy-1.2.0"}}}}}