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CVE-2026-46198

batman-adv: fix integer overflow on buff_pos PUBLISHED

Description (CNA)

In the Linux kernel, the following vulnerability has been resolved: batman-adv: fix integer overflow on buff_pos Fixing an integer overflow present in batadv_iv_ogm_send_to_if. The size check is done using the int type in batadv_iv_ogm_aggr_packet whereas the buff_pos variable uses the s16 type. This could lead to an out-of-bound read.

Affected (CNA)

Vendor / productVersions
Linux / Linuxaffected c6c8fea29769d998d94fcec9b9f14d4b52b349d3 before 867cd090760e8f5cd206f387b47ff9c56fac04e9; affected c6c8fea29769d998d94fcec9b9f14d4b52b349d3 before 10bb1f366d884d506c38a947b43026a75d1afe9a; affected c6c8fea29769d998d94fcec9b9f14d4b52b349d3 before 96c9c0ed9a9579a9085765aceaa4556a6666eb82; affected c6c8fea29769d998d94fcec9b9f14d4b52b349d3 before f61499359fa529f0d45a53bf7c573a49eb6322e6; affected c6c8fea29769d998d94fcec9b9f14d4b52b349d3 before 974542d1efc48b7e9fe16184e647615cba39969b; affected c6c8fea29769d998d94fcec9b9f14d4b52b349d3 before bf872db54f91ffe70104b98c20068b2d5910e018; affected c6c8fea29769d998d94fcec9b9f14d4b52b349d3 before b252797bfced986d6d92ec2f4cfcca842ce8aa78; affected c6c8fea29769d998d94fcec9b9f14d4b52b349d3 before 0799e5943611006b346b8813c7daf7dd5aa26bfd
Linux / Linuxaffected 2.6.38; unaffected 0 before 2.6.38; unaffected 5.10.258 through 5.10.*; unaffected 5.15.209 through 5.15.*; unaffected 6.1.175 through 6.1.*; unaffected 6.6.140 through 6.6.*; unaffected 6.12.90 through 6.12.*; unaffected 6.18.32 through 6.18.*; unaffected 7.0.9 through 7.0.*; unaffected 7.1 through *

CWE

No CWE identifiers supplied.

References