CVE-2011-1478 Information

Description

The napi_reuse_skb function in net/core/dev.c in the Generic Receive Offload (GRO) implementation in the Linux kernel before 2.6.38 does not reset the values of certain structure members which might allow remote attackers to cause a denial of service (NULL pointer dereference) via a malformed VLAN frame.

Reference

http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=66c46d741e2e60f0e8b625b80edb0ab820c46d7a http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=6d152e23ad1a7a5b40fef1f42e017d66e6115159 http://mirror.anl.gov/pub/linux/kernel/v2.6/ChangeLog-2.6.38 http://openwall.com/lists/oss-security/2011/03/28/1 http://secunia.com/advisories/46397 http://securityreason.com/securityalert/8480 http://www.securityfocus.com/archive/1/520102/100/0/threaded http://www.vmware.com/security/advisories/VMSA-2011-0012.html https://bugzilla.redhat.com/show_bug.cgi?id=691270