{"id":"CVE-2024-56557","summary":"iio: adc: ad7923: Fix buffer overflow for tx_buf and ring_xfer","details":"In the Linux kernel, the following vulnerability has been resolved:\n\niio: adc: ad7923: Fix buffer overflow for tx_buf and ring_xfer\n\nThe AD7923 was updated to support devices with 8 channels, but the size\nof tx_buf and ring_xfer was not increased accordingly, leading to a\npotential buffer overflow in ad7923_update_scan_mode().","modified":"2026-04-02T12:24:47.843790Z","published":"2024-12-27T14:23:03.251Z","related":["SUSE-SU-2025:0289-1","SUSE-SU-2025:0428-1","SUSE-SU-2025:0499-1","SUSE-SU-2025:0556-1","SUSE-SU-2025:0557-1","SUSE-SU-2025:0577-1","SUSE-SU-2025:0577-2","SUSE-SU-2025:20165-1","SUSE-SU-2025:20166-1","SUSE-SU-2025:20248-1","SUSE-SU-2025:20249-1","USN-7379-2","USN-7380-1"],"database_specific":{"cna_assigner":"Linux","osv_generated_from":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2024/56xxx/CVE-2024-56557.json"},"references":[{"type":"WEB","url":"https://git.kernel.org/stable/c/00663d3e000c31d0d49ef86a809f5c107c2d09cd"},{"type":"WEB","url":"https://git.kernel.org/stable/c/218ecc35949129171ca39bcc0d407c8dc4cd0bbc"},{"type":"WEB","url":"https://git.kernel.org/stable/c/3a4187ec454e19903fd15f6e1825a4b84e59a4cd"},{"type":"WEB","url":"https://git.kernel.org/stable/c/e5cac32721997cb8bcb208a29f4598b3faf46338"},{"type":"WEB","url":"https://lists.debian.org/debian-lts-announce/2025/03/msg00001.html"},{"type":"ADVISORY","url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2024/56xxx/CVE-2024-56557.json"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2024-56557"},{"type":"PACKAGE","url":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git"}],"affected":[{"ranges":[{"type":"GIT","repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","events":[{"introduced":"851644a60d200c9a294de5a5594004bcf13d34c7"},{"fixed":"00663d3e000c31d0d49ef86a809f5c107c2d09cd"},{"fixed":"e5cac32721997cb8bcb208a29f4598b3faf46338"},{"fixed":"218ecc35949129171ca39bcc0d407c8dc4cd0bbc"},{"fixed":"3a4187ec454e19903fd15f6e1825a4b84e59a4cd"}]}],"database_specific":{"source":"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2024-56557.json"}}],"schema_version":"1.7.5","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H"}]}