{"id":"CVE-2025-68330","state":"PUBLISHED","title":"iio: accel: bmc150: Fix irq assumption regression","description":"In the Linux kernel, the following vulnerability has been resolved:\n\niio: accel: bmc150: Fix irq assumption regression\n\nThe code in bmc150-accel-core.c unconditionally calls\nbmc150_accel_set_interrupt() in the iio_buffer_setup_ops,\nsuch as on the runtime PM resume path giving a kernel\nsplat like this if the device has no interrupts:\n\nUnable to handle kernel NULL pointer dereference at virtual\n  address 00000001 when read\n\nPC is at bmc150_accel_set_interrupt+0x98/0x194\nLR is at __pm_runtime_resume+0x5c/0x64\n(...)\nCall trace:\nbmc150_accel_set_interrupt from bmc150_accel_buffer_postenable+0x40/0x108\nbmc150_accel_buffer_postenable from __iio_update_buffers+0xbe0/0xcbc\n__iio_update_buffers from enable_store+0x84/0xc8\nenable_store from kernfs_fop_write_iter+0x154/0x1b4\n\nThis bug seems to have been in the driver since the beginning,\nbut it only manifests recently, I do not know why.\n\nStore the IRQ number in the state struct, as this is a common\npattern in other drivers, then use this to determine if we have\nIRQ support or not.","publishedAt":"2025-12-22T16:12:23.864Z","updatedAt":"2026-05-11T21:51:06.153Z","severity":null,"assigner":"Linux","products":["Linux Linux"],"affected":[{"vendor":"Linux","product":"Linux","defaultStatus":"unaffected","versions":[{"version":"c16bff4844ffa678ba0c9d077e9797506924ccdd","status":"affected","lessThan":"aad9d048a3211c48ec02efa405bf462856feb862","versionType":"git"},{"version":"c16bff4844ffa678ba0c9d077e9797506924ccdd","status":"affected","lessThan":"c891f504bb66604c822e7985e093cf39b97fdeb0","versionType":"git"},{"version":"c16bff4844ffa678ba0c9d077e9797506924ccdd","status":"affected","lessThan":"cdd4a9e98004bd7c7488311951fa6dbae38b2b80","versionType":"git"},{"version":"c16bff4844ffa678ba0c9d077e9797506924ccdd","status":"affected","lessThan":"65ad4ed983fd9ee0259d86391d6a53f78203918c","versionType":"git"},{"version":"c16bff4844ffa678ba0c9d077e9797506924ccdd","status":"affected","lessThan":"93eaa5ddc5fc4f50ac396afad8ce261102ebd4f3","versionType":"git"},{"version":"c16bff4844ffa678ba0c9d077e9797506924ccdd","status":"affected","lessThan":"3aa385a9c75c09b59dcab2ff76423439d23673ab","versionType":"git"}],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["drivers/iio/accel/bmc150-accel-core.c","drivers/iio/accel/bmc150-accel.h"]},{"vendor":"Linux","product":"Linux","defaultStatus":"affected","versions":[{"version":"4.2","status":"affected"},{"version":"0","status":"unaffected","lessThan":"4.2","versionType":"semver"},{"version":"5.15.197","status":"unaffected","lessThanOrEqual":"5.15.*","versionType":"semver"},{"version":"6.1.159","status":"unaffected","lessThanOrEqual":"6.1.*","versionType":"semver"},{"version":"6.6.119","status":"unaffected","lessThanOrEqual":"6.6.*","versionType":"semver"},{"version":"6.12.61","status":"unaffected","lessThanOrEqual":"6.12.*","versionType":"semver"},{"version":"6.17.11","status":"unaffected","lessThanOrEqual":"6.17.*","versionType":"semver"},{"version":"6.18","status":"unaffected","lessThanOrEqual":"*","versionType":"original_commit_for_fix"}],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["drivers/iio/accel/bmc150-accel-core.c","drivers/iio/accel/bmc150-accel.h"]}],"references":["https://git.kernel.org/stable/c/aad9d048a3211c48ec02efa405bf462856feb862","https://git.kernel.org/stable/c/c891f504bb66604c822e7985e093cf39b97fdeb0","https://git.kernel.org/stable/c/cdd4a9e98004bd7c7488311951fa6dbae38b2b80","https://git.kernel.org/stable/c/65ad4ed983fd9ee0259d86391d6a53f78203918c","https://git.kernel.org/stable/c/93eaa5ddc5fc4f50ac396afad8ce261102ebd4f3","https://git.kernel.org/stable/c/3aa385a9c75c09b59dcab2ff76423439d23673ab"],"weaknesses":[],"ingestedAt":"2026-10-29T20:09:56.034Z","source":{"repository":"CVEProject/cvelistV5","path":"cves/2025/68xxx/CVE-2025-68330.json","commit":"556c9d3a8cd17e218bb8e452ba7cd619a384ff47"},"raw":{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2025-68330","state":"PUBLISHED","datePublished":"2025-12-22T16:12:23.864Z","dateUpdated":"2026-05-11T21:51:06.153Z","assignerShortName":"Linux","assignerOrgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","dateReserved":"2025-12-16T14:48:05.296Z"},"containers":{"cna":{"title":"iio: accel: bmc150: Fix irq assumption regression","descriptions":[{"lang":"en","value":"In the Linux kernel, the following vulnerability has been resolved:\n\niio: accel: bmc150: Fix irq assumption regression\n\nThe code in bmc150-accel-core.c unconditionally calls\nbmc150_accel_set_interrupt() in the iio_buffer_setup_ops,\nsuch as on the runtime PM resume path giving a kernel\nsplat like this if the device has no interrupts:\n\nUnable to handle kernel NULL pointer dereference at virtual\n  address 00000001 when read\n\nPC is at bmc150_accel_set_interrupt+0x98/0x194\nLR is at __pm_runtime_resume+0x5c/0x64\n(...)\nCall trace:\nbmc150_accel_set_interrupt from bmc150_accel_buffer_postenable+0x40/0x108\nbmc150_accel_buffer_postenable from __iio_update_buffers+0xbe0/0xcbc\n__iio_update_buffers from enable_store+0x84/0xc8\nenable_store from kernfs_fop_write_iter+0x154/0x1b4\n\nThis bug seems to have been in the driver since the beginning,\nbut it only manifests recently, I do not know why.\n\nStore the IRQ number in the state struct, as this is a common\npattern in other drivers, then use this to determine if we have\nIRQ support or not."}],"affected":[{"vendor":"Linux","product":"Linux","defaultStatus":"unaffected","versions":[{"version":"c16bff4844ffa678ba0c9d077e9797506924ccdd","status":"affected","lessThan":"aad9d048a3211c48ec02efa405bf462856feb862","versionType":"git"},{"version":"c16bff4844ffa678ba0c9d077e9797506924ccdd","status":"affected","lessThan":"c891f504bb66604c822e7985e093cf39b97fdeb0","versionType":"git"},{"version":"c16bff4844ffa678ba0c9d077e9797506924ccdd","status":"affected","lessThan":"cdd4a9e98004bd7c7488311951fa6dbae38b2b80","versionType":"git"},{"version":"c16bff4844ffa678ba0c9d077e9797506924ccdd","status":"affected","lessThan":"65ad4ed983fd9ee0259d86391d6a53f78203918c","versionType":"git"},{"version":"c16bff4844ffa678ba0c9d077e9797506924ccdd","status":"affected","lessThan":"93eaa5ddc5fc4f50ac396afad8ce261102ebd4f3","versionType":"git"},{"version":"c16bff4844ffa678ba0c9d077e9797506924ccdd","status":"affected","lessThan":"3aa385a9c75c09b59dcab2ff76423439d23673ab","versionType":"git"}],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["drivers/iio/accel/bmc150-accel-core.c","drivers/iio/accel/bmc150-accel.h"]},{"vendor":"Linux","product":"Linux","defaultStatus":"affected","versions":[{"version":"4.2","status":"affected"},{"version":"0","status":"unaffected","lessThan":"4.2","versionType":"semver"},{"version":"5.15.197","status":"unaffected","lessThanOrEqual":"5.15.*","versionType":"semver"},{"version":"6.1.159","status":"unaffected","lessThanOrEqual":"6.1.*","versionType":"semver"},{"version":"6.6.119","status":"unaffected","lessThanOrEqual":"6.6.*","versionType":"semver"},{"version":"6.12.61","status":"unaffected","lessThanOrEqual":"6.12.*","versionType":"semver"},{"version":"6.17.11","status":"unaffected","lessThanOrEqual":"6.17.*","versionType":"semver"},{"version":"6.18","status":"unaffected","lessThanOrEqual":"*","versionType":"original_commit_for_fix"}],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["drivers/iio/accel/bmc150-accel-core.c","drivers/iio/accel/bmc150-accel.h"]}],"references":[{"url":"https://git.kernel.org/stable/c/aad9d048a3211c48ec02efa405bf462856feb862"},{"url":"https://git.kernel.org/stable/c/c891f504bb66604c822e7985e093cf39b97fdeb0"},{"url":"https://git.kernel.org/stable/c/cdd4a9e98004bd7c7488311951fa6dbae38b2b80"},{"url":"https://git.kernel.org/stable/c/65ad4ed983fd9ee0259d86391d6a53f78203918c"},{"url":"https://git.kernel.org/stable/c/93eaa5ddc5fc4f50ac396afad8ce261102ebd4f3"},{"url":"https://git.kernel.org/stable/c/3aa385a9c75c09b59dcab2ff76423439d23673ab"}],"providerMetadata":{"shortName":"Linux","orgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","dateUpdated":"2026-05-11T21:51:06.153Z"},"cpeApplicability":[{"nodes":[{"operator":"OR","negate":false,"cpeMatch":[{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"4.2","versionEndExcluding":"5.15.197"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"4.2","versionEndExcluding":"6.1.159"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"4.2","versionEndExcluding":"6.6.119"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"4.2","versionEndExcluding":"6.12.61"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"4.2","versionEndExcluding":"6.17.11"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"4.2","versionEndExcluding":"6.18"}]}]}],"x_generator":{"engine":"bippy-1.2.0"}}}}}