{"id":"CVE-2024-50143","summary":"udf: fix uninit-value use in udf_get_fileshortad","details":"In the Linux kernel, the following vulnerability has been resolved:\n\nudf: fix uninit-value use in udf_get_fileshortad\n\nCheck for overflow when computing alen in udf_current_aext to mitigate\nlater uninit-value use in udf_get_fileshortad KMSAN bug[1].\nAfter applying the patch reproducer did not trigger any issue[2].\n\n[1] https://syzkaller.appspot.com/bug?extid=8901c4560b7ab5c2f9df\n[2] https://syzkaller.appspot.com/x/log.txt?x=10242227980000","modified":"2026-04-02T12:21:18.788223Z","published":"2024-11-07T09:31:20.340Z","related":["MGASA-2024-0368","MGASA-2024-0369","SUSE-SU-2025:0117-1","SUSE-SU-2025:0153-1","SUSE-SU-2025:0154-1","SUSE-SU-2025:0201-1","SUSE-SU-2025:0201-2","SUSE-SU-2025:0229-1","SUSE-SU-2025:0236-1","SUSE-SU-2025:0289-1","SUSE-SU-2025:20165-1","SUSE-SU-2025:20166-1","SUSE-SU-2025:20248-1","SUSE-SU-2025:20249-1","SUSE-SU-2026:0474-1","SUSE-SU-2026:0496-1","SUSE-SU-2026:0617-1","SUSE-SU-2026:1131-1","USN-7276-1","USN-7277-1","openSUSE-SU-2024:14500-1","openSUSE-SU-2025:14705-1"],"database_specific":{"cna_assigner":"Linux","osv_generated_from":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2024/50xxx/CVE-2024-50143.json"},"references":[{"type":"WEB","url":"https://git.kernel.org/stable/c/0ce61b1f6b32df822b59c680cbe8e5ba5d335742"},{"type":"WEB","url":"https://git.kernel.org/stable/c/1ac49babc952f48d82676979b20885e480e69be8"},{"type":"WEB","url":"https://git.kernel.org/stable/c/264db9d666ad9a35075cc9ed9ec09d021580fbb1"},{"type":"WEB","url":"https://git.kernel.org/stable/c/417bd613bdbe791549f7687bb1b9b8012ff111c2"},{"type":"WEB","url":"https://git.kernel.org/stable/c/4fc0d8660e391dcd8dde23c44d702be1f6846c61"},{"type":"WEB","url":"https://git.kernel.org/stable/c/5eb76fb98b3335aa5cca6a7db2e659561c79c32b"},{"type":"WEB","url":"https://git.kernel.org/stable/c/72e445df65a0aa9066c6fe2b8736ba2fcca6dac7"},{"type":"WEB","url":"https://git.kernel.org/stable/c/e52e0b92ed31dc62afbda15c243dcee0bb5bb58d"},{"type":"WEB","url":"https://lists.debian.org/debian-lts-announce/2025/01/msg00001.html"},{"type":"ADVISORY","url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2024/50xxx/CVE-2024-50143.json"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2024-50143"},{"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":"1da177e4c3f41524e886b7f1b8a0c1fc7321cac2"},{"fixed":"5eb76fb98b3335aa5cca6a7db2e659561c79c32b"},{"fixed":"417bd613bdbe791549f7687bb1b9b8012ff111c2"},{"fixed":"0ce61b1f6b32df822b59c680cbe8e5ba5d335742"},{"fixed":"4fc0d8660e391dcd8dde23c44d702be1f6846c61"},{"fixed":"72e445df65a0aa9066c6fe2b8736ba2fcca6dac7"},{"fixed":"1ac49babc952f48d82676979b20885e480e69be8"},{"fixed":"e52e0b92ed31dc62afbda15c243dcee0bb5bb58d"},{"fixed":"264db9d666ad9a35075cc9ed9ec09d021580fbb1"}]}],"database_specific":{"source":"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2024-50143.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:H/I:H/A:H"}]}