{"id":"DEBIAN-CVE-2026-68322","details":"In the Linux kernel, the following vulnerability has been resolved:  rds: Fix inet6_addr_lst NULL dereference when IPv6 is disabled  When booting with the 'ipv6.disable=1' parameter, inet6_addr_lst is never initialized because inet6_init() exits before addrconf_init() is called to initialize it. An attempt to bind an RDS socket to an ipv6 address results in a crash in __ipv6_chk_addr_and_flags()  KASAN: null-ptr-deref in range [0x0000000000000008-0x000000000000000f] RIP: 0010:__ipv6_chk_addr_and_flags+0x1df/0x7e0 Call Trace:  \u003cTASK\u003e  ipv6_chk_addr+0x3b/0x50  rds_tcp_laddr_check+0x155/0x3b0 [rds_tcp]  rds_trans_get_preferred+0x15d/0x2d0 [rds]  ? trace_hardirqs_on+0x2d/0x110  rds_bind+0x1433/0x1d60 [rds]  ? rds_remove_bound+0xd50/0xd50 [rds]  ? aa_af_perm+0x250/0x250  ? __might_fault+0xde/0x190  ? __sys_bind+0x1dc/0x210  __sys_bind+0x1dc/0x210  ? __ia32_sys_socketpair+0x100/0x100  ? restore_fpregs_from_fpstate+0x53/0x100  __x64_sys_bind+0x73/0xb0  ? syscall_enter_from_user_mode+0x1c/0x50  do_syscall_64+0x34/0x80  entry_SYSCALL_64_after_hwframe+0x6e/0xd8 RIP: 0033:0x7f47f8269ea9  \u003c/TASK\u003e  The following code reproduces the issue:  struct sockaddr_in6 addr; s = socket(PF_RDS, SOCK_SEQPACKET, 0);  memset(&addr, 0, sizeof(addr)); inet_pton(AF_INET6, ADDRESS, &addr.sin6_addr); addr.sin6_family = AF_INET6; addr.sin6_port = htons(PORT);  bind(s, &addr, sizeof(addr));  Found by InfoTeCS on behalf of Linux Verification Center (linuxtesting.org) with Syzkaller.","modified":"2026-09-19T22:01:37.572260199Z","published":"2026-08-10T13:20:22.293Z","upstream":["CVE-2026-68322"],"references":[{"type":"ADVISORY","url":"https://security-tracker.debian.org/tracker/CVE-2026-68322"}],"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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