Stack-based buffer overflow in the ttusbdecfe_dvbs_diseqc_send_master_cmd function in drivers/media/usb/ttusb-dec/ttusbdecfe.c in the Linux kernel before 3.17.4 allows local users to cause a denial of service (system crash) or possibly gain privileges via a large message length in an ioctl call.
http://rhn.redhat.com/errata/RHSA-2015-0290.html
http://rhn.redhat.com/errata/RHSA-2015-0782.html
http://rhn.redhat.com/errata/RHSA-2015-0864.html
https://bugzilla.redhat.com/show_bug.cgi?id=1164266
http://secunia.com/advisories/62305
https://github.com/torvalds/linux/commit/f2e323ec96077642d397bb1c355def536d489d16
http://www.debian.org/security/2014/dsa-3093
http://www.kernel.org/pub/linux/kernel/v3.x/ChangeLog-3.17.4
Published: 2014-11-30
Base Score: 6.1
Vector: CVSS2#AV:L/AC:L/Au:N/C:P/I:P/A:C
Severity: Medium