{"id":"CVE-2026-64495","state":"PUBLISHED","title":"iio: gyro: bmg160: bail out when bandwidth/filter is not in table","description":"In the Linux kernel, the following vulnerability has been resolved:\n\niio: gyro: bmg160: bail out when bandwidth/filter is not in table\n\nbmg160_get_filter() walks bmg160_samp_freq_table[] looking for the entry\nmatching the bw_bits value read from the chip:\n\n\tfor (i = 0; i < ARRAY_SIZE(bmg160_samp_freq_table); ++i) {\n\t\tif (bmg160_samp_freq_table[i].bw_bits == bw_bits)\n\t\t\tbreak;\n\t}\n\t*val = bmg160_samp_freq_table[i].filter;\n\nIf no entry matches, i ends up equal to the array size and the next line\nreads one slot past the end. bmg160_set_filter() has the same shape, driven\nby 'val' instead of bw_bits.\n\nsmatch flags both:\n\n  drivers/iio/gyro/bmg160_core.c:204 bmg160_get_filter() error:\n  buffer overflow 'bmg160_samp_freq_table' 7 <= 7\n  drivers/iio/gyro/bmg160_core.c:222 bmg160_set_filter() error:\n  buffer overflow 'bmg160_samp_freq_table' 7 <= 7\n\nReturn -EINVAL when no entry matches.\n\nThe set_filter() path is reachable from userspace via the sysfs\nin_anglvel_filter_low_pass_3db_frequency interface, so userspace can\ntrivially trigger the out-of-bounds read with a value that is not in\nbmg160_samp_freq_table[].filter.","publishedAt":"2026-07-25T08:51:52.468Z","updatedAt":"2026-08-17T04:56:43.712Z","severity":null,"assigner":"Linux","products":["Linux Linux"],"affected":[{"vendor":"Linux","product":"Linux","defaultStatus":"unaffected","versions":[{"version":"22b46c45fb9be8ec1fcb4d9b74810e6a20ff67cc","status":"affected","lessThan":"1dc3a833be11e5d503038e3c701745fd0e03903c","versionType":"git"},{"version":"22b46c45fb9be8ec1fcb4d9b74810e6a20ff67cc","status":"affected","lessThan":"77e56ebb1786f4296afd5fa46975a989b285ae65","versionType":"git"},{"version":"22b46c45fb9be8ec1fcb4d9b74810e6a20ff67cc","status":"affected","lessThan":"029481cddb98697716f4bf3021d035eaf2ca0e1f","versionType":"git"},{"version":"22b46c45fb9be8ec1fcb4d9b74810e6a20ff67cc","status":"affected","lessThan":"8d202515baea4e2e3be448d1590099af28f2346d","versionType":"git"},{"version":"22b46c45fb9be8ec1fcb4d9b74810e6a20ff67cc","status":"affected","lessThan":"d85ee50f58dd83fe74f6d0bf8bd345c657b216e8","versionType":"git"},{"version":"22b46c45fb9be8ec1fcb4d9b74810e6a20ff67cc","status":"affected","lessThan":"7bbf02b63961fc1768c9c654392c11f2077d4c59","versionType":"git"},{"version":"22b46c45fb9be8ec1fcb4d9b74810e6a20ff67cc","status":"affected","lessThan":"6c8675468862161d1c59130266852b66867d3861","versionType":"git"},{"version":"22b46c45fb9be8ec1fcb4d9b74810e6a20ff67cc","status":"affected","lessThan":"8320c77e67382d5d55d77043a5f60a867d408a2b","versionType":"git"}],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["drivers/iio/gyro/bmg160_core.c"]},{"vendor":"Linux","product":"Linux","defaultStatus":"affected","versions":[{"version":"3.18","status":"affected"},{"version":"0","status":"unaffected","lessThan":"3.18","versionType":"semver"},{"version":"5.10.261","status":"unaffected","lessThanOrEqual":"5.10.*","versionType":"semver"},{"version":"5.15.212","status":"unaffected","lessThanOrEqual":"5.15.*","versionType":"semver"},{"version":"6.1.178","status":"unaffected","lessThanOrEqual":"6.1.*","versionType":"semver"},{"version":"6.6.145","status":"unaffected","lessThanOrEqual":"6.6.*","versionType":"semver"},{"version":"6.12.96","status":"unaffected","lessThanOrEqual":"6.12.*","versionType":"semver"},{"version":"6.18.39","status":"unaffected","lessThanOrEqual":"6.18.*","versionType":"semver"},{"version":"7.1.4","status":"unaffected","lessThanOrEqual":"7.1.*","versionType":"semver"},{"version":"7.2","status":"unaffected","lessThanOrEqual":"*","versionType":"original_commit_for_fix"}],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["drivers/iio/gyro/bmg160_core.c"]}],"references":["https://git.kernel.org/stable/c/1dc3a833be11e5d503038e3c701745fd0e03903c","https://git.kernel.org/stable/c/77e56ebb1786f4296afd5fa46975a989b285ae65","https://git.kernel.org/stable/c/029481cddb98697716f4bf3021d035eaf2ca0e1f","https://git.kernel.org/stable/c/8d202515baea4e2e3be448d1590099af28f2346d","https://git.kernel.org/stable/c/d85ee50f58dd83fe74f6d0bf8bd345c657b216e8","https://git.kernel.org/stable/c/7bbf02b63961fc1768c9c654392c11f2077d4c59","https://git.kernel.org/stable/c/6c8675468862161d1c59130266852b66867d3861","https://git.kernel.org/stable/c/8320c77e67382d5d55d77043a5f60a867d408a2b"],"weaknesses":[],"ingestedAt":"2026-10-29T20:12:41.951Z","source":{"repository":"CVEProject/cvelistV5","path":"cves/2026/64xxx/CVE-2026-64495.json","commit":"556c9d3a8cd17e218bb8e452ba7cd619a384ff47"},"raw":{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2026-64495","state":"PUBLISHED","datePublished":"2026-07-25T08:51:52.468Z","dateUpdated":"2026-08-17T04:56:43.712Z","assignerShortName":"Linux","assignerOrgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","dateReserved":"2026-07-19T15:36:31.792Z"},"containers":{"cna":{"title":"iio: gyro: bmg160: bail out when bandwidth/filter is not in table","descriptions":[{"lang":"en","value":"In the Linux kernel, the following vulnerability has been resolved:\n\niio: gyro: bmg160: bail out when bandwidth/filter is not in table\n\nbmg160_get_filter() walks bmg160_samp_freq_table[] looking for the entry\nmatching the bw_bits value read from the chip:\n\n\tfor (i = 0; i < ARRAY_SIZE(bmg160_samp_freq_table); ++i) {\n\t\tif (bmg160_samp_freq_table[i].bw_bits == bw_bits)\n\t\t\tbreak;\n\t}\n\t*val = bmg160_samp_freq_table[i].filter;\n\nIf no entry matches, i ends up equal to the array size and the next line\nreads one slot past the end. bmg160_set_filter() has the same shape, driven\nby 'val' instead of bw_bits.\n\nsmatch flags both:\n\n  drivers/iio/gyro/bmg160_core.c:204 bmg160_get_filter() error:\n  buffer overflow 'bmg160_samp_freq_table' 7 <= 7\n  drivers/iio/gyro/bmg160_core.c:222 bmg160_set_filter() error:\n  buffer overflow 'bmg160_samp_freq_table' 7 <= 7\n\nReturn -EINVAL when no entry matches.\n\nThe set_filter() path is reachable from userspace via the sysfs\nin_anglvel_filter_low_pass_3db_frequency interface, so userspace can\ntrivially trigger the out-of-bounds read with a value that is not in\nbmg160_samp_freq_table[].filter."}],"affected":[{"vendor":"Linux","product":"Linux","defaultStatus":"unaffected","versions":[{"version":"22b46c45fb9be8ec1fcb4d9b74810e6a20ff67cc","status":"affected","lessThan":"1dc3a833be11e5d503038e3c701745fd0e03903c","versionType":"git"},{"version":"22b46c45fb9be8ec1fcb4d9b74810e6a20ff67cc","status":"affected","lessThan":"77e56ebb1786f4296afd5fa46975a989b285ae65","versionType":"git"},{"version":"22b46c45fb9be8ec1fcb4d9b74810e6a20ff67cc","status":"affected","lessThan":"029481cddb98697716f4bf3021d035eaf2ca0e1f","versionType":"git"},{"version":"22b46c45fb9be8ec1fcb4d9b74810e6a20ff67cc","status":"affected","lessThan":"8d202515baea4e2e3be448d1590099af28f2346d","versionType":"git"},{"version":"22b46c45fb9be8ec1fcb4d9b74810e6a20ff67cc","status":"affected","lessThan":"d85ee50f58dd83fe74f6d0bf8bd345c657b216e8","versionType":"git"},{"version":"22b46c45fb9be8ec1fcb4d9b74810e6a20ff67cc","status":"affected","lessThan":"7bbf02b63961fc1768c9c654392c11f2077d4c59","versionType":"git"},{"version":"22b46c45fb9be8ec1fcb4d9b74810e6a20ff67cc","status":"affected","lessThan":"6c8675468862161d1c59130266852b66867d3861","versionType":"git"},{"version":"22b46c45fb9be8ec1fcb4d9b74810e6a20ff67cc","status":"affected","lessThan":"8320c77e67382d5d55d77043a5f60a867d408a2b","versionType":"git"}],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["drivers/iio/gyro/bmg160_core.c"]},{"vendor":"Linux","product":"Linux","defaultStatus":"affected","versions":[{"version":"3.18","status":"affected"},{"version":"0","status":"unaffected","lessThan":"3.18","versionType":"semver"},{"version":"5.10.261","status":"unaffected","lessThanOrEqual":"5.10.*","versionType":"semver"},{"version":"5.15.212","status":"unaffected","lessThanOrEqual":"5.15.*","versionType":"semver"},{"version":"6.1.178","status":"unaffected","lessThanOrEqual":"6.1.*","versionType":"semver"},{"version":"6.6.145","status":"unaffected","lessThanOrEqual":"6.6.*","versionType":"semver"},{"version":"6.12.96","status":"unaffected","lessThanOrEqual":"6.12.*","versionType":"semver"},{"version":"6.18.39","status":"unaffected","lessThanOrEqual":"6.18.*","versionType":"semver"},{"version":"7.1.4","status":"unaffected","lessThanOrEqual":"7.1.*","versionType":"semver"},{"version":"7.2","status":"unaffected","lessThanOrEqual":"*","versionType":"original_commit_for_fix"}],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["drivers/iio/gyro/bmg160_core.c"]}],"references":[{"url":"https://git.kernel.org/stable/c/1dc3a833be11e5d503038e3c701745fd0e03903c"},{"url":"https://git.kernel.org/stable/c/77e56ebb1786f4296afd5fa46975a989b285ae65"},{"url":"https://git.kernel.org/stable/c/029481cddb98697716f4bf3021d035eaf2ca0e1f"},{"url":"https://git.kernel.org/stable/c/8d202515baea4e2e3be448d1590099af28f2346d"},{"url":"https://git.kernel.org/stable/c/d85ee50f58dd83fe74f6d0bf8bd345c657b216e8"},{"url":"https://git.kernel.org/stable/c/7bbf02b63961fc1768c9c654392c11f2077d4c59"},{"url":"https://git.kernel.org/stable/c/6c8675468862161d1c59130266852b66867d3861"},{"url":"https://git.kernel.org/stable/c/8320c77e67382d5d55d77043a5f60a867d408a2b"}],"providerMetadata":{"shortName":"Linux","orgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","dateUpdated":"2026-08-17T04:56:43.712Z"},"cpeApplicability":[{"nodes":[{"operator":"OR","negate":false,"cpeMatch":[{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"3.18","versionEndExcluding":"5.10.261"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"3.18","versionEndExcluding":"5.15.212"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"3.18","versionEndExcluding":"6.1.178"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"3.18","versionEndExcluding":"6.6.145"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"3.18","versionEndExcluding":"6.12.96"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"3.18","versionEndExcluding":"6.18.39"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"3.18","versionEndExcluding":"7.1.4"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"3.18","versionEndExcluding":"7.2"}]}]}],"x_generator":{"engine":"bippy-1.2.0"}}}}}