{"id":"DEBIAN-CVE-2026-68336","details":"In the Linux kernel, the following vulnerability has been resolved:  bonding: fix devconf_all NULL dereference when IPv6 is disabled  When booting with the 'ipv6.disable=1' parameter, the devconf_all is never initialized because inet6_init() exits before addrconf_init() is called which initializes it. bond_send_validate(), however, will still call bond_ns_send_all() even ipv6 is indeed disabled. It will lead to NULL derefence of net-\u003eipv6.devconf_all in ip6_pol_route().   BUG: kernel NULL pointer dereference, address: 000000000000000c  [...]  Workqueue: bond0 bond_arp_monitor [bonding]  RIP: 0010:ip6_pol_route+0x69/0x480  [...]  Call Trace:   \u003cTASK\u003e   ? srso_return_thunk+0x5/0x5f   ? __pfx_ip6_pol_route_output+0x10/0x10   fib6_rule_lookup+0xfe/0x260   ? wakeup_preempt+0x8a/0x90   ? srso_return_thunk+0x5/0x5f   ? srso_return_thunk+0x5/0x5f   ? sched_balance_rq+0x369/0x810   ip6_route_output_flags+0xd7/0x170   bond_ns_send_all+0xde/0x280 [bonding]   bond_ab_arp_probe+0x296/0x320 [bonding]   ? srso_return_thunk+0x5/0x5f   bond_activebackup_arp_mon+0xb4/0x2c0 [bonding]   process_one_work+0x196/0x370   worker_thread+0x1af/0x320   ? srso_return_thunk+0x5/0x5f   ? __pfx_worker_thread+0x10/0x10   kthread+0xe3/0x120   ? __pfx_kthread+0x10/0x10   ret_from_fork+0x199/0x260   ? __pfx_kthread+0x10/0x10   ret_from_fork_asm+0x1a/0x30   \u003c/TASK\u003e  Fix this by adding ipv6_mod_enabled() condition check in the caller.","modified":"2026-09-08T17:00:29.025208531Z","published":"2026-08-10T13:20:23.990Z","upstream":["CVE-2026-68336"],"references":[{"type":"ADVISORY","url":"https://security-tracker.debian.org/tracker/CVE-2026-68336"}],"affected":[{"package":{"name":"linux","ecosystem":"Debian:12","purl":"pkg:deb/debian/linux?arch=source&distro=bookworm"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"6.1.187-1"}]}],"versions":["6.1.106-1","6.1.106-2","6.1.106-3","6.1.112-1","6.1.115-1","6.1.119-1","6.1.123-1","6.1.124-1","6.1.128-1","6.1.129-1","6.1.133-1","6.1.135-1","6.1.137-1","6.1.139-1","6.1.140-1","6.1.147-1","6.1.148-1","6.1.153-1","6.1.158-1","6.1.159-1","6.1.162-1","6.1.164-1","6.1.170-1","6.1.170-2","6.1.170-3","6.1.172-1","6.1.174-1","6.1.176-1","6.1.177-1","6.1.180-1","6.1.27-1","6.1.37-1","6.1.38-1","6.1.38-2","6.1.38-2~bpo11+1","6.1.38-3","6.1.38-4","6.1.38-4~bpo11+1","6.1.52-1","6.1.55-1","6.1.55-1~bpo11+1","6.1.64-1","6.1.66-1","6.1.67-1","6.1.69-1","6.1.69-1~bpo11+1","6.1.76-1","6.1.76-1~bpo11+1","6.1.82-1","6.1.85-1","6.1.90-1","6.1.90-1~bpo11+1","6.1.94-1","6.1.94-1~bpo11+1","6.1.98-1","6.1.99-1"],"ecosystem_specific":{"urgency":"not 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