CVE-2016-2782
MEDIUMCVSS 4.6/10EPSS 1.65%
Last modified
CVE-2016-2782 is a medium-severity vulnerability rated 4.6/10 on the CVSS scale. The treo_attach function in drivers/usb/serial/visor.c in the Linux kernel before 4.5 allows physically proximate attackers to cause a denial of service (NULL pointer dereference and system crash) or possibly have unspecified other impact by inserting a USB device that lacks a (1) bulk-in or (2) interrupt-in endpoint.. EPSS estimates a 1.65% chance of exploitation in the next 30 days.
Description
The treo_attach function in drivers/usb/serial/visor.c in the Linux kernel before 4.5 allows physically proximate attackers to cause a denial of service (NULL pointer dereference and system crash) or possibly have unspecified other impact by inserting a USB device that lacks a (1) bulk-in or (2) interrupt-in endpoint.
Metrics
CVSS:3.1/AV:P/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Weakness Enumeration
Affected Software
| Vendor | Product | Versions | Update |
|---|---|---|---|
| Linux | Linux Kernel | < 4.5.0 | — |
| Linux | Linux Kernel | 4.5.0 | Rc1 |
| Suse | Linux Enterprise Debuginfo | 11 | Sp2 |
| Suse | Linux Enterprise Module For Public Cloud | 12 | — |
| Suse | Linux Enterprise Desktop | 12 | — |
| Suse | Linux Enterprise Real Time Extension | 11 | Sp4 |
| Suse | Linux Enterprise Real Time Extension | 12 | Sp1 |
| Suse | Linux Enterprise Server | 11 | Sp2 |
| Suse | Linux Enterprise Server | 12 | — |
| Suse | Linux Enterprise Software Development Kit | 11 | Sp4 |
| Suse | Linux Enterprise Software Development Kit | 12 | — |
| Suse | Linux Enterprise Workstation Extension | 12 | — |
References
- http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=cac9b50b0d75a1d50d6c056ff65c005f3224c8e0Issue Tracking, Patch, Vendor Advisory
- http://lists.opensuse.org/opensuse-security-announce/2016-04/msg00019.htmlThird Party Advisory
- http://lists.opensuse.org/opensuse-security-announce/2016-06/msg00052.htmlMailing List, Third Party Advisory
- http://lists.opensuse.org/opensuse-security-announce/2016-06/msg00054.htmlMailing List, Third Party Advisory
- http://lists.opensuse.org/opensuse-security-announce/2016-06/msg00059.htmlMailing List, Third Party Advisory
- http://lists.opensuse.org/opensuse-security-announce/2016-07/msg00005.htmlMailing List, Third Party Advisory
- http://lists.opensuse.org/opensuse-security-announce/2016-08/msg00038.htmlMailing List, Third Party Advisory
- http://www.openwall.com/lists/oss-security/2016/02/28/9Mailing List, Third Party Advisory
- http://www.ubuntu.com/usn/USN-2929-1Third Party Advisory
- http://www.ubuntu.com/usn/USN-2929-2Third Party Advisory
- http://www.ubuntu.com/usn/USN-2930-1Third Party Advisory
- http://www.ubuntu.com/usn/USN-2930-2Third Party Advisory
- http://www.ubuntu.com/usn/USN-2930-3Third Party Advisory
- http://www.ubuntu.com/usn/USN-2932-1Third Party Advisory
- http://www.ubuntu.com/usn/USN-2948-1Third Party Advisory
- http://www.ubuntu.com/usn/USN-2948-2Third Party Advisory
- http://www.ubuntu.com/usn/USN-2967-1Third Party Advisory
- http://www.ubuntu.com/usn/USN-2967-2Third Party Advisory
- https://bugzilla.redhat.com/show_bug.cgi?id=1312670Exploit, Issue Tracking, Third Party Advisory
- https://github.com/torvalds/linux/commit/cac9b50b0d75a1d50d6c056ff65c005f3224c8e0Issue Tracking, Patch, Third Party Advisory
- https://www.exploit-db.com/exploits/39539/Third Party Advisory, VDB Entry
- http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=cac9b50b0d75a1d50d6c056ff65c005f3224c8e0Issue Tracking, Patch, Vendor Advisory
- http://lists.opensuse.org/opensuse-security-announce/2016-04/msg00019.htmlThird Party Advisory
- http://lists.opensuse.org/opensuse-security-announce/2016-06/msg00052.htmlMailing List, Third Party Advisory
- http://lists.opensuse.org/opensuse-security-announce/2016-06/msg00054.htmlMailing List, Third Party Advisory
- http://lists.opensuse.org/opensuse-security-announce/2016-06/msg00059.htmlMailing List, Third Party Advisory
- http://lists.opensuse.org/opensuse-security-announce/2016-07/msg00005.htmlMailing List, Third Party Advisory
- http://lists.opensuse.org/opensuse-security-announce/2016-08/msg00038.htmlMailing List, Third Party Advisory
- http://www.openwall.com/lists/oss-security/2016/02/28/9Mailing List, Third Party Advisory
- http://www.ubuntu.com/usn/USN-2929-1Third Party Advisory
- http://www.ubuntu.com/usn/USN-2929-2Third Party Advisory
- http://www.ubuntu.com/usn/USN-2930-1Third Party Advisory
- http://www.ubuntu.com/usn/USN-2930-2Third Party Advisory
- http://www.ubuntu.com/usn/USN-2930-3Third Party Advisory
- http://www.ubuntu.com/usn/USN-2932-1Third Party Advisory
- http://www.ubuntu.com/usn/USN-2948-1Third Party Advisory
- http://www.ubuntu.com/usn/USN-2948-2Third Party Advisory
- http://www.ubuntu.com/usn/USN-2967-1Third Party Advisory
- http://www.ubuntu.com/usn/USN-2967-2Third Party Advisory
- https://bugzilla.redhat.com/show_bug.cgi?id=1312670Exploit, Issue Tracking, Third Party Advisory
- https://github.com/torvalds/linux/commit/cac9b50b0d75a1d50d6c056ff65c005f3224c8e0Issue Tracking, Patch, Third Party Advisory
- https://www.exploit-db.com/exploits/39539/Third Party Advisory, VDB Entry
Timeline
- Published
- Last Modified
- Status
- Modified
Frequently Asked Questions
What is CVE-2016-2782?
The treo_attach function in drivers/usb/serial/visor.c in the Linux kernel before 4.5 allows physically proximate attackers to cause a denial of service (NULL pointer dereference and system crash) or possibly have unspecified other impact by inserting a USB device that lacks a (1) bulk-in or (2) interrupt-in endpoint.
How severe is CVE-2016-2782?
CVE-2016-2782 has a CVSS score of 4.6/10 (MEDIUM severity). The EPSS model estimates a 1.65% probability of exploitation in the next 30 days.
How do I fix CVE-2016-2782?
Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.
How Strix Helps
- How Strix found a critical auth bypass in etcdStrix autonomously discovered a critical authentication bypass in etcd, later designated CVE-2026-33413.
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- PR ReviewsPentest every pull request so vulnerable code is caught before it ships to production.
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