Vulnerability Description
The chase_port function in drivers/usb/serial/io_ti.c in the Linux kernel before 3.7.4 allows local users to cause a denial of service (NULL pointer dereference and system crash) via an attempted /dev/ttyUSB read or write operation on a disconnected Edgeport USB serial converter.
CVSS Score
MEDIUM
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Linux | Linux Kernel | <= 3.7.3 |
| Redhat | Enterprise Linux | 6.0 |
| Redhat | Enterprise Mrg | 2.0 |
Related Weaknesses (CWE)
References
- http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commit%3Bh=
- http://lists.opensuse.org/opensuse-security-announce/2013-05/msg00018.html
- http://lists.opensuse.org/opensuse-security-announce/2013-06/msg00005.html
- http://lists.opensuse.org/opensuse-security-announce/2013-07/msg00016.html
- http://lists.opensuse.org/opensuse-security-announce/2013-09/msg00004.html
- http://rhn.redhat.com/errata/RHSA-2013-0744.html
- http://www.kernel.org/pub/linux/kernel/v3.x/ChangeLog-3.7.4
- http://www.openwall.com/lists/oss-security/2013/02/27/29
- http://www.ubuntu.com/usn/USN-1805-1
- http://www.ubuntu.com/usn/USN-1808-1
- http://xorl.wordpress.com/2013/05/18/cve-2013-1774-linux-kernel-edgeport-usb-ser
- https://bugzilla.redhat.com/show_bug.cgi?id=916191
- https://github.com/torvalds/linux/commit/1ee0a224bc9aad1de496c795f96bc6ba2c39481
- http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commit%3Bh=
- http://lists.opensuse.org/opensuse-security-announce/2013-05/msg00018.html
FAQ
What is CVE-2013-1774?
CVE-2013-1774 is a vulnerability with a CVSS score of 4.0 (MEDIUM). The chase_port function in drivers/usb/serial/io_ti.c in the Linux kernel before 3.7.4 allows local users to cause a denial of service (NULL pointer dereference and system crash) via an attempted /dev...
How severe is CVE-2013-1774?
CVE-2013-1774 has been rated MEDIUM with a CVSS base score of 4.0/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2013-1774?
Check the references section above for vendor advisories and patch information. Affected products include: Linux Linux Kernel, Redhat Enterprise Linux, Redhat Enterprise Mrg.