CVE-2013-3236

Description

The vmci_transport_dgram_dequeue function in net/vmw_vsock/vmci_transport.c in the Linux kernel before 3.9-rc7 does not properly initialize a certain length variable, which allows local users to obtain sensitive information from kernel stack memory via a crafted recvmsg or recvfrom system call.

Category

4.9
CVSS
Severity: Medium
CVSS 2.0 •
EPSS 0.05%
Vendor Advisory github.com Vendor Advisory lkml.org
Affected: n/a n/a
Published at:
Updated at:

References

Link Tags
https://github.com/torvalds/linux/commit/680d04e0ba7e926233e3b9cee59125ce181f66ba vendor advisory
http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commit%3Bh=680d04e0ba7e926233e3b9cee59125ce181f66ba
https://lkml.org/lkml/2013/4/14/107 mailing list vendor advisory
http://www.openwall.com/lists/oss-security/2013/04/14/3 mailing list
http://xforce.iss.net/xforce/xfdb/83698 vdb entry
http://www.openwall.com/lists/oss-security/2013/04/22/13 mailing list
http://www.securityfocus.com/bid/59391 vdb entry
http://www.openwall.com/lists/oss-security/2013/04/22/14 mailing list
http://www.openwall.com/lists/oss-security/2013/04/22/11 mailing list
http://www.openwall.com/lists/oss-security/2013/04/23/2 mailing list
http://www.openwall.com/lists/oss-security/2013/04/22/3 mailing list

Frequently Asked Questions

What is the severity of CVE-2013-3236?
CVE-2013-3236 has been scored as a medium severity vulnerability.
How to fix CVE-2013-3236?
To fix CVE-2013-3236, make sure you are using an up-to-date version of the affected component(s) by checking the vendor release notes. As for now, there are no other specific guidelines available.
Is CVE-2013-3236 being actively exploited in the wild?
As for now, there are no information to confirm that CVE-2013-3236 is being actively exploited. According to its EPSS score, there is a ~0% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
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