CVE-2011-1076

Published: Oct 5, 2011Modified: Apr 29, 2026

4.9

Vector

AV:L/AC:L/Au:N/C:N/I:N/A:C

Exploitability: 3.9 / Impact: 6.9

Source: NVD

Description

net/dns_resolver/dns_key.c in the Linux kernel before 2.6.38 allows remote DNS servers to cause a denial of service (NULL pointer dereference and OOPS) by not providing a valid response to a DNS query, as demonstrated by an erroneous grand.centrall.org query, which triggers improper handling of error data within a DNS resolver key.

Affected (1)

Products: Linux: Linux Kernel

1 product

Configuration A

1 vulnerable

Vulnerable Software	Affected Versions
Linux Linux Kernel	Before 2.6.38

Related CWEs

NULL Pointer Dereference

The product dereferences a pointer that it expects to be valid but is NULL.

References (8)

http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commit%3Bh=1362fa078dae16776cd439791c6605b224ea6171

Source: secalert@redhat.com

http://openwall.com/lists/oss-security/2011/03/04/13

Source: secalert@redhat.com

ExploitMailing ListPatchThird Party Advisory

http://securitytracker.com/id?1025162

Source: secalert@redhat.com

Third Party AdvisoryVDB Entry

http://www.kernel.org/pub/linux/kernel/v2.6/ChangeLog-2.6.38

Source: secalert@redhat.com

Broken Link

http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commit%3Bh=1362fa078dae16776cd439791c6605b224ea6171

Source: af854a3a-2127-422b-91ae-364da2661108

http://openwall.com/lists/oss-security/2011/03/04/13

Source: af854a3a-2127-422b-91ae-364da2661108

ExploitMailing ListPatchThird Party Advisory

http://securitytracker.com/id?1025162

Source: af854a3a-2127-422b-91ae-364da2661108

Third Party AdvisoryVDB Entry

http://www.kernel.org/pub/linux/kernel/v2.6/ChangeLog-2.6.38

Source: af854a3a-2127-422b-91ae-364da2661108

Broken Link

Timeline

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