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NULL Pointer Dereference

CVE-2011-0709

Severity High
Score 7.8/10

Summary

The br_mdb_ip_get function in net/bridge/br_multicast.c in the Linux kernel before 2.6.35-rc5 allows remote attackers to cause a denial of service (NULL pointer dereference and system crash) via an IGMP packet, related to lack of a multicast table.

  • LOW
  • NETWORK
  • NONE
  • NONE
  • NONE
  • COMPLETE

CWE-476 - NULL Pointer Dereference

A NULL pointer dereference occurs when the application dereferences a pointer that it expects to be valid, but is NULL, typically causing a crash or exit.

References

Advisory Timeline

  • Published