77360 : Linux Kernel TX_SKB_SHARING Local DoS
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This vulnerability has been flagged as being a Myth/Fake.

Timeline

Disclosure Date
2011-11-03

Description

<em style='font-weight:bold;'>(Description Provided by <a href="http://cve.mitre.org/cgi-bin/cvename.cgi?name=2011-4112" target="_blank">CVE</a>)</em> : The net subsystem in the Linux kernel before 3.1 does not properly restrict use of the IFF_TX_SKB_SHARING flag, which allows local users to cause a denial of service (panic) by leveraging the CAP_NET_ADMIN capability to access /proc/net/pktgen/pgctrl, and then using the pktgen package in conjunction with a bridge device for a VLAN interface.

Classification

Location: Local Access Required
Attack Type: Denial of Service
Impact: Loss of Availability
Solution: Solution Unknown
Exploit: Exploit Unknown
Disclosure: Vendor Disputed
OSVDB: Myth / Fake

Solution

The reported vulnerability has been determined to be incorrect. No solution is required.

Products

Unknown or Incomplete

References

CVE ID: 2011-4112 (see also: NVD)
Bugtraq ID: 50756
Vendor Specific News/Changelog Entry: http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=550fd08c2cebad61c548def135f67aba284c6162
http://www.kernel.org/pub/linux/kernel/v3.x/ChangeLog-3.1
https://bugzilla.redhat.com/show_bug.cgi?id=751006
https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2011-4112
https://github.com/torvalds/linux/commit/550fd08c2cebad61c548def135f67aba284c6162
Other Advisory URL: http://www.openwall.com/lists/oss-security/2011/11/21/4

Credit

Unknown or Incomplete

CVSSv2 Score

CVSSv2 Base Score = 4.9
Source: nvd.nist.gov | Generated: 2012-05-17 | Disagree? | There are 1 more: View All

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