{
  "affected": [
    {
      "ranges": [
        {
          "events": [
            {
              "introduced": "eee2fa6ab3225192d6d894c54a6fb02ac9efdff6"
            },
            {
              "fixed": "7809344be3f0c1bbfdfdde1cefafeec14bf52d51"
            },
            {
              "fixed": "438dec9b0a06bd1f8db8c58539c655e735e17367"
            },
            {
              "fixed": "b61c9eb5931bb7389bc104faacd8c17d910da65d"
            },
            {
              "fixed": "8e48d7ab1e01936a172ff31531904b003895fd8c"
            },
            {
              "fixed": "a8302e758050e6a922765aee8d220a4fd350f52d"
            },
            {
              "fixed": "f6787fdffcae5490c779f0f3f33b11597525d1ae"
            },
            {
              "fixed": "00d5707217b5972554898ff734ae7b71bce704e6"
            },
            {
              "fixed": "9c805e592a29be9e4e61ff1bd567da04aa8fd6f9"
            }
          ],
          "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
          "type": "GIT"
        }
      ]
    },
    {
      "package": {
        "ecosystem": "Linux",
        "name": "Kernel"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "4.19.0"
            },
            {
              "fixed": "5.10.265"
            }
          ],
          "type": "ECOSYSTEM"
        },
        {
          "events": [
            {
              "introduced": "5.11.0"
            },
            {
              "fixed": "5.15.216"
            }
          ],
          "type": "ECOSYSTEM"
        },
        {
          "events": [
            {
              "introduced": "5.16.0"
            },
            {
              "fixed": "6.1.183"
            }
          ],
          "type": "ECOSYSTEM"
        },
        {
          "events": [
            {
              "introduced": "6.2.0"
            },
            {
              "fixed": "6.6.151"
            }
          ],
          "type": "ECOSYSTEM"
        },
        {
          "events": [
            {
              "introduced": "6.7.0"
            },
            {
              "fixed": "6.12.103"
            }
          ],
          "type": "ECOSYSTEM"
        },
        {
          "events": [
            {
              "introduced": "6.13.0"
            },
            {
              "fixed": "6.18.44"
            }
          ],
          "type": "ECOSYSTEM"
        },
        {
          "events": [
            {
              "introduced": "6.19.0"
            },
            {
              "fixed": "7.1.6"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ]
    }
  ],
  "database_specific": {
    "cna_assigner": "Linux",
    "osv_generated_from": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/68xxx/CVE-2026-68322.json"
  },
  "details": "In the Linux kernel, the following vulnerability has been resolved:\n\nrds: Fix inet6_addr_lst NULL dereference when IPv6 is disabled\n\nWhen booting with the 'ipv6.disable=1' parameter, inet6_addr_lst\nis never initialized because inet6_init() exits before addrconf_init()\nis called to initialize it. An attempt to bind an RDS socket to\nan ipv6 address results in a crash in __ipv6_chk_addr_and_flags()\n\nKASAN: null-ptr-deref in range [0x0000000000000008-0x000000000000000f]\nRIP: 0010:__ipv6_chk_addr_and_flags+0x1df/0x7e0\nCall Trace:\n \u003cTASK\u003e\n ipv6_chk_addr+0x3b/0x50\n rds_tcp_laddr_check+0x155/0x3b0 [rds_tcp]\n rds_trans_get_preferred+0x15d/0x2d0 [rds]\n ? trace_hardirqs_on+0x2d/0x110\n rds_bind+0x1433/0x1d60 [rds]\n ? rds_remove_bound+0xd50/0xd50 [rds]\n ? aa_af_perm+0x250/0x250\n ? __might_fault+0xde/0x190\n ? __sys_bind+0x1dc/0x210\n __sys_bind+0x1dc/0x210\n ? __ia32_sys_socketpair+0x100/0x100\n ? restore_fpregs_from_fpstate+0x53/0x100\n __x64_sys_bind+0x73/0xb0\n ? syscall_enter_from_user_mode+0x1c/0x50\n do_syscall_64+0x34/0x80\n entry_SYSCALL_64_after_hwframe+0x6e/0xd8\nRIP: 0033:0x7f47f8269ea9\n \u003c/TASK\u003e\n\nThe following code reproduces the issue:\n\nstruct sockaddr_in6 addr;\ns = socket(PF_RDS, SOCK_SEQPACKET, 0);\n\nmemset(\u0026addr, 0, sizeof(addr));\ninet_pton(AF_INET6, ADDRESS, \u0026addr.sin6_addr);\naddr.sin6_family = AF_INET6;\naddr.sin6_port = htons(PORT);\n\nbind(s, \u0026addr, sizeof(addr));\n\nFound by InfoTeCS on behalf of Linux Verification Center\n(linuxtesting.org) with Syzkaller.",
  "id": "CVE-2026-68322",
  "modified": "2026-08-21T03:30:37.434301448Z",
  "published": "2026-08-10T12:02:57.499Z",
  "references": [
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/00d5707217b5972554898ff734ae7b71bce704e6"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/438dec9b0a06bd1f8db8c58539c655e735e17367"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/7809344be3f0c1bbfdfdde1cefafeec14bf52d51"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/8e48d7ab1e01936a172ff31531904b003895fd8c"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/9c805e592a29be9e4e61ff1bd567da04aa8fd6f9"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/a8302e758050e6a922765aee8d220a4fd350f52d"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/b61c9eb5931bb7389bc104faacd8c17d910da65d"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/f6787fdffcae5490c779f0f3f33b11597525d1ae"
    },
    {
      "type": "ADVISORY",
      "url": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/68xxx/CVE-2026-68322.json"
    },
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2026-68322"
    },
    {
      "type": "PACKAGE",
      "url": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git"
    }
  ],
  "schema_version": "1.9.0",
  "summary": "rds: Fix inet6_addr_lst NULL dereference when IPv6 is disabled"
}