Vulnerability Description
The vsock_stream_sendmsg function in net/vmw_vsock/af_vsock.c in the Linux kernel before 3.9-rc7 does not 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.
CVSS Score
MEDIUM
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Linux | Linux Kernel | <= 3.9 |
Related Weaknesses (CWE)
References
- http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commit%3Bh=
- http://www.openwall.com/lists/oss-security/2013/04/14/3
- https://github.com/torvalds/linux/commit/d5e0d0f607a7a029c6563a0470d88255c89a8d1Vendor Advisory
- https://lkml.org/lkml/2013/4/14/107Vendor Advisory
- http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commit%3Bh=
- http://www.openwall.com/lists/oss-security/2013/04/14/3
- https://github.com/torvalds/linux/commit/d5e0d0f607a7a029c6563a0470d88255c89a8d1Vendor Advisory
- https://lkml.org/lkml/2013/4/14/107Vendor Advisory
FAQ
What is CVE-2013-3237?
CVE-2013-3237 is a vulnerability with a CVSS score of 4.9 (MEDIUM). The vsock_stream_sendmsg function in net/vmw_vsock/af_vsock.c in the Linux kernel before 3.9-rc7 does not initialize a certain length variable, which allows local users to obtain sensitive information...
How severe is CVE-2013-3237?
CVE-2013-3237 has been rated MEDIUM with a CVSS base score of 4.9/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2013-3237?
Check the references section above for vendor advisories and patch information. Affected products include: Linux Linux Kernel.