{"id":"CVE-2026-46198","summary":"batman-adv: fix integer overflow on buff_pos","details":"In the Linux kernel, the following vulnerability has been resolved:\n\nbatman-adv: fix integer overflow on buff_pos\n\nFixing an integer overflow present in batadv_iv_ogm_send_to_if. The size\ncheck is done using the int type in batadv_iv_ogm_aggr_packet whereas the\nbuff_pos variable uses the s16 type. This could lead to an out-of-bound\nread.","modified":"2026-07-22T18:14:55.992629640Z","published":"2026-05-28T09:40:14.558Z","related":["SUSE-SU-2026:3130-1","SUSE-SU-2026:3166-1","openSUSE-SU-2026:10954-1"],"database_specific":{"cna_assigner":"Linux","osv_generated_from":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/46xxx/CVE-2026-46198.json"},"references":[{"type":"WEB","url":"https://git.kernel.org/stable/c/0799e5943611006b346b8813c7daf7dd5aa26bfd"},{"type":"WEB","url":"https://git.kernel.org/stable/c/10bb1f366d884d506c38a947b43026a75d1afe9a"},{"type":"WEB","url":"https://git.kernel.org/stable/c/867cd090760e8f5cd206f387b47ff9c56fac04e9"},{"type":"WEB","url":"https://git.kernel.org/stable/c/96c9c0ed9a9579a9085765aceaa4556a6666eb82"},{"type":"WEB","url":"https://git.kernel.org/stable/c/974542d1efc48b7e9fe16184e647615cba39969b"},{"type":"WEB","url":"https://git.kernel.org/stable/c/b252797bfced986d6d92ec2f4cfcca842ce8aa78"},{"type":"WEB","url":"https://git.kernel.org/stable/c/bf872db54f91ffe70104b98c20068b2d5910e018"},{"type":"WEB","url":"https://git.kernel.org/stable/c/f61499359fa529f0d45a53bf7c573a49eb6322e6"},{"type":"ADVISORY","url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/46xxx/CVE-2026-46198.json"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-46198"},{"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":"c6c8fea29769d998d94fcec9b9f14d4b52b349d3"},{"fixed":"867cd090760e8f5cd206f387b47ff9c56fac04e9"},{"fixed":"10bb1f366d884d506c38a947b43026a75d1afe9a"},{"fixed":"96c9c0ed9a9579a9085765aceaa4556a6666eb82"},{"fixed":"f61499359fa529f0d45a53bf7c573a49eb6322e6"},{"fixed":"974542d1efc48b7e9fe16184e647615cba39969b"},{"fixed":"bf872db54f91ffe70104b98c20068b2d5910e018"},{"fixed":"b252797bfced986d6d92ec2f4cfcca842ce8aa78"},{"fixed":"0799e5943611006b346b8813c7daf7dd5aa26bfd"}]}],"database_specific":{"source":"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2026-46198.json"}},{"package":{"name":"Kernel","ecosystem":"Linux"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"2.6.38"},{"fixed":"5.10.258"}]},{"type":"ECOSYSTEM","events":[{"introduced":"5.11.0"},{"fixed":"5.15.209"}]},{"type":"ECOSYSTEM","events":[{"introduced":"5.16.0"},{"fixed":"6.1.175"}]},{"type":"ECOSYSTEM","events":[{"introduced":"6.2.0"},{"fixed":"6.6.140"}]},{"type":"ECOSYSTEM","events":[{"introduced":"6.7.0"},{"fixed":"6.12.90"}]},{"type":"ECOSYSTEM","events":[{"introduced":"6.13.0"},{"fixed":"6.18.32"}]},{"type":"ECOSYSTEM","events":[{"introduced":"6.19.0"},{"fixed":"7.0.9"}]}],"database_specific":{"source":"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2026-46198.json"}}],"schema_version":"1.7.5","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H"}]}