mwifiex_cmd_802_11_ad_hoc_start in drivers/net/wireless/marvell/mwifiex/join.c in the Linux kernel through 5.10.4 might allow remote attackers to execute arbitrary code via a long SSID value, aka CID-5c455c5ab332.
https://www.debian.org/security/2021/dsa-4843
https://security.netapp.com/advisory/ntap-20210212-0002/
https://lore.kernel.org/r/20201206084801.26479-1-ruc_zhangxiaohui%40163.com
https://lists.debian.org/debian-lts-announce/2021/03/msg00010.html
https://lists.debian.org/debian-lts-announce/2021/02/msg00018.html
https://github.com/torvalds/linux/commit/5c455c5ab332773464d02ba17015acdca198f03d