Vulnerability Monitor

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CVE-2011-1478

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.

Published

2011-10-23T10:55:02.953

Last Modified

2025-04-11T00:51:21.963

Status

Deferred

Source

[email protected]

Severity

CVSSv2: 5.7 (MEDIUM)

CVSSv2 Vector

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

Access Vector: ADJACENT_NETWORK
Access Complexity: MEDIUM
Authentication: NONE
Confidentiality Impact: NONE
Integrity Impact: NONE
Availability Impact: COMPLETE

Exploitability Score

5.5

Impact Score

6.9

Weaknesses

Type: Primary
CWE-476

Affected Vendors & Products

Type	Vendor	Product	Version/Range	Vulnerable?
Operating System	linux	linux_kernel	< 2.6.38	Yes

References

http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commit%3Bh=66c46d741e2e60f0e8b625b80edb0ab820c46d7a ([email protected])
http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commit%3Bh=6d152e23ad1a7a5b40fef1f42e017d66e6115159 ([email protected])
http://mirror.anl.gov/pub/linux/kernel/v2.6/ChangeLog-2.6.38 Broken Link ([email protected])
http://openwall.com/lists/oss-security/2011/03/28/1 Mailing List, Third Party Advisory ([email protected])
http://secunia.com/advisories/46397 Third Party Advisory ([email protected])
http://securityreason.com/securityalert/8480 Third Party Advisory ([email protected])
http://www.securityfocus.com/archive/1/520102/100/0/threaded Third Party Advisory, VDB Entry ([email protected])
http://www.vmware.com/security/advisories/VMSA-2011-0012.html Third Party Advisory ([email protected])
https://bugzilla.redhat.com/show_bug.cgi?id=691270 Issue Tracking, Third Party Advisory ([email protected])
http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commit%3Bh=66c46d741e2e60f0e8b625b80edb0ab820c46d7a (af854a3a-2127-422b-91ae-364da2661108)
http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commit%3Bh=6d152e23ad1a7a5b40fef1f42e017d66e6115159 (af854a3a-2127-422b-91ae-364da2661108)
http://mirror.anl.gov/pub/linux/kernel/v2.6/ChangeLog-2.6.38 Broken Link (af854a3a-2127-422b-91ae-364da2661108)
http://openwall.com/lists/oss-security/2011/03/28/1 Mailing List, Third Party Advisory (af854a3a-2127-422b-91ae-364da2661108)
http://secunia.com/advisories/46397 Third Party Advisory (af854a3a-2127-422b-91ae-364da2661108)
http://securityreason.com/securityalert/8480 Third Party Advisory (af854a3a-2127-422b-91ae-364da2661108)
http://www.securityfocus.com/archive/1/520102/100/0/threaded Third Party Advisory, VDB Entry (af854a3a-2127-422b-91ae-364da2661108)
http://www.vmware.com/security/advisories/VMSA-2011-0012.html Third Party Advisory (af854a3a-2127-422b-91ae-364da2661108)
https://bugzilla.redhat.com/show_bug.cgi?id=691270 Issue Tracking, Third Party Advisory (af854a3a-2127-422b-91ae-364da2661108)