{"id":"CVE-2026-63967","url":"https://www.cyber-defence.io/tools/cve/CVE-2026-63967","generatedAt":"2026-10-28T00:28:28.941Z","title":"In the Linux kernel, the following vulnerability has been resolved: iio: imu: st_lsm6dsx: fix stack leak in tagged FIFO buffer The tagged FIFO path declares iio_buff on the stack with __aligned(8) but no initializer, but there is a hole in the…","description":"In the Linux kernel, the following vulnerability has been resolved:\n\niio: imu: st_lsm6dsx: fix stack leak in tagged FIFO buffer\n\nThe tagged FIFO path declares iio_buff on the stack with __aligned(8)\nbut no initializer, but there is a hole in the structure, which will\nthen leak to userspace as ST_LSM6DSX_SAMPLE_SIZE bytes (6) will be\ncopied, but the space between that and the timestamp are not\ninitialized.\n\nCommit c14edb4d0bdc (\"iio:imu:st_lsm6dsx Fix alignment and data leak\nissues\") moved the untagged FIFO path to a kzalloc'd buffer in hw->scan,\nbut for the tagged path it only added the alignment qualifier and not\nthe initializer :(\n\nFix this by just zero-initializing the structure on the stack.","published":"2026-07-19T16:17:16.000Z","lastModified":"2026-07-30T14:51:11.000Z","status":"Awaiting Analysis","sourceIdentifier":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","cvss":null,"cwe":[],"affected":[],"epss":{"score":0.00211,"percentile":0.11194,"date":"2026-10-26","history":[]},"kev":{"listed":false},"exploits":{"count":0,"verified":false,"firstPublished":null,"source":"Exploit-DB (https://gitlab.com/exploit-database/exploitdb)","entries":[]},"verdict":{"level":"unknown","text":"Not yet scored. NVD analysis is pending; check back once CVSS and EPSS values are published."},"changes":[],"references":[{"url":"https://git.kernel.org/stable/c/3147b303b8c7d9f91da4b849ece33b45048f5eaf","source":"416baaa9-dc9f-4396-8d5f-8c081fb06d67"},{"url":"https://git.kernel.org/stable/c/890d0312d5f94be43eac21f5a34d3bccc60d051b","source":"416baaa9-dc9f-4396-8d5f-8c081fb06d67"},{"url":"https://git.kernel.org/stable/c/babf1943a40bb5669db57d30ca16c22504b18e07","source":"416baaa9-dc9f-4396-8d5f-8c081fb06d67"},{"url":"https://git.kernel.org/stable/c/c9d8e9adaa63150ef7e833480b799d0bab83a276","source":"416baaa9-dc9f-4396-8d5f-8c081fb06d67"},{"url":"https://git.kernel.org/stable/c/d42ac0bfb6a16617c62a59d53706579c7fadbfa6","source":"416baaa9-dc9f-4396-8d5f-8c081fb06d67"},{"url":"https://git.kernel.org/stable/c/e6bb3a49c5f9de870ea95e69775df785728e3366","source":"416baaa9-dc9f-4396-8d5f-8c081fb06d67"},{"url":"https://git.kernel.org/stable/c/fe1a7f99e72ebd2880515332b79b8c256be22aca","source":"416baaa9-dc9f-4396-8d5f-8c081fb06d67"},{"url":"https://git.kernel.org/stable/c/ff8d3c088b77b11782f2c3b97e37425be050e8de","source":"416baaa9-dc9f-4396-8d5f-8c081fb06d67"}],"sources":{"nvd":"https://nvd.nist.gov/vuln/detail/CVE-2026-63967","epss":"https://www.first.org/epss/","kev":"https://www.cisa.gov/known-exploited-vulnerabilities-catalog","exploitdb":"https://www.exploit-db.com/"},"licence":"CC BY 4.0 — link back to the CVE Explorer if you publish the results; upstream data remains subject to its own terms."}