Description
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.
Fixed in Linux distributions
Distributions backport fixes, so the version that fixes this vulnerability differs per release — upgrade to at least the version shown. From the distributions' security trackers and advisories.
Debian
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Debian 14 | linux | 3.16.7-ckt2-1 | — |
| Debian 13 | linux | 3.16.7-ckt2-1 | — |
| Debian 12 | linux | 3.16.7-ckt2-1 | — |
| Debian 7 | linux | 3.2.63-2+deb7u2 | DSA-3093-1 |
| Debian 6.0 | linux-2.6 | 2.6.32-48squeeze10 | DLA-118-1 |
Ubuntu
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Ubuntu 24.04 LTS | linux-riscv +6 | No fix yet | — |
| Ubuntu 22.04 LTS | linux-riscv +2 | No fix yet | — |
| Ubuntu 20.04 LTS | linux-gke +4 | No fix yet | — |
| Ubuntu 18.04 LTS | linux-gcp +3 | No fix yet | — |
| Ubuntu 14.04 LTS | linux | 3.13.0-44.73 | USN-2466-1 |
| Ubuntu 14.04 LTS | linux-lts-utopic | 3.16.0-29.39~14.04.1 | USN-2467-1 |
Show 1 more (older releases, extended support, other products)Fewer releases
| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Ubuntu Pro 20.04 LTS | linux-azure-fde-5.15 | No fix yet | — |
Red Hat
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| RHEL 7 | perf +17 | 3.10.0-229.el7 | RHSA-2015:0290 |
| RHEL 6 | perf +16 | 2.6.32-504.16.2.el6 | RHSA-2015:0864 |
Show 1 more (older releases, extended support, other products)Fewer releases
| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| RHEL 6.5 EUS | perf +16 | 2.6.32-431.53.2.el6 | RHSA-2015:0782 |
Oracle Linux
| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Oracle Linux 7 | dtrace-modules-3.8.13-55.1.8.el6uek | 0.4.3-4.el6 | ELSA-2015-3013 |
| Oracle Linux 7 | dtrace-modules-3.8.13-55.1.8.el7uek | 0.4.3-4.el7 | ELSA-2015-3013 |
| Oracle Linux 7 | kernel-uek +5 | 3.8.13-55.1.8.el7uek | ELSA-2015-3013 |
| Oracle Linux 7 | perf +11 | 3.10.0-229.el7 | ELSA-2015-0290 |
Advisories 9
- RHSA-2015:0864 Red Hat Security Advisory: kernel security and bug fix update Red Hat Security Advisories (RHSA) · Jun 29, 2026
- RHSA-2015:0782 Red Hat Security Advisory: kernel security and bug fix update Red Hat Security Advisories (RHSA) · Jun 29, 2026
- RHSA-2015:0290 Red Hat Security Advisory: kernel security, bug fix, and enhancement update Red Hat Security Advisories (RHSA) · Jun 26, 2026
- USN-2466-1 linux vulnerabilities Ubuntu Security Notices (USN) · Apr 22, 2026
- DSA-3093-1 linux - security update Debian Security (DSA / DLA) · Mar 9, 2026
- DLA-118-1 linux-2.6 - security update Debian Security (DSA / DLA) · Mar 9, 2026
- USN-2467-1 linux-lts-utopic vulnerabilities Ubuntu Security Notices (USN) · Feb 10, 2026
- ELSA-2015-3013 Important: Unbreakable Enterprise kernel security update (Oracle Linux 7) Oracle Linux Security Advisories (ELSA) · Mar 13, 2015
- ELSA-2015-0290 Important: kernel security, bug fix, and enhancement update (Oracle Linux 7) Oracle Linux Security Advisories (ELSA) · Mar 11, 2015
References
- [oss-security] 20141114 Re: CVE Request: Linux kernel: ttusb-dec: overflow by descriptor mailing-list
- http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commit%3Bh=f2e323ec96077642d397bb1c355def536d489d16
- DSA-3093 vendor-advisory
- RHSA-2015:0864 vendor-advisory
- RHSA-2015:0290 vendor-advisory
- RHSA-2015:0782 vendor-advisory
- https://github.com/torvalds/linux/commit/f2e323ec96077642d397bb1c355def536d489d16
- http://www.kernel.org/pub/linux/kernel/v3.x/ChangeLog-3.17.4
- 62305 third-party-advisory
- https://bugzilla.redhat.com/show_bug.cgi?id=1164266