kernel: Crash on invalid USB device descriptors (cypress_m8 driver)
Published May 2, 2016
4.6
MEDIUMCVSS 3.0
EPSS 0.55%
Description
drivers/usb/serial/cypress_m8.c in the Linux kernel before 4.5.1 allows physically proximate attackers to cause a denial of service (NULL pointer dereference and system crash) via a USB device without both an interrupt-in and an interrupt-out endpoint descriptor, related to the cypress_generic_port_probe and cypress_open functions.
Affected products
No data.
Configuration 1
- 11.0
- 12.0
- 12.0
- 11.0
- 12.0
- 12.0
- 12.0
- 12.0
- 11.0
- 12.0
- 11.0
- 11.0
- 12.0
- 12.0
- 12.0
- 12.0
Configuration 2
- 12.04
- 14.04
Configuration 3
- ≤ 4.5.0
No data.
Red Hat Enterprise Linux 5
kernel
Not affected
Red Hat Enterprise Linux 6
kernel
Not affected
Red Hat Enterprise Linux 7
kernel
Will not fix
Red Hat Enterprise Linux 7
kernel-rt
Will not fix
Red Hat Enterprise MRG 2
realtime-kernel
Will not fix
| Product | Package | State | Advisory |
|---|---|---|---|
| Red Hat Enterprise Linux 5 | kernel | Not affected | n/a |
| Red Hat Enterprise Linux 6 | kernel | Not affected | n/a |
| Red Hat Enterprise Linux 7 | kernel | Will not fix | n/a |
| Red Hat Enterprise Linux 7 | kernel-rt | Will not fix | n/a |
| Red Hat Enterprise MRG 2 | realtime-kernel | Will not fix | n/a |
No package ranges for this CVE.
Remediation
Red Hat statement
This issue does not affect the Linux kernel packages as shipped with Red Hat Enterprise Linux 5, 6 as the code with the flaw is not present in the products listed. This issue affects the Linux kernel packages as shipped with Red Hat Enterprise Linux 7 and MRG-2. This has been rated as having Low security impact and is not currently planned to be addressed in future updates. For additional information, refer to the Red Hat Enterprise Linux Life Cycle: https://access.redhat.com/support/policy/updates/errata/.
Metrics
No CVSS v4.0 score for this CVE.
No CVSS v3.1 score for this CVE.
CVSS:3.0/AV:P/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
AV:L/AC:L/Au:N/C:N/I:N/A:C
This CVE is not in the KEV list.
No CISA SSVC assessment for this CVE yet.
Estimated probability of exploitation in the wild in the next 30 days (FIRST EPSS). As of Oct 1, 2026.
Score over time
2022–2026- EPSS v2
- EPSS v3
- EPSS v4
- EPSS v5
Percentile over time
- EPSS v2
- EPSS v3
- EPSS v4
- EPSS v5
Table of values (9 key points)
Flat stretches are collapsed; showing up to 120 newest points.
| Date | Score | Percentile | Model |
|---|---|---|---|
| Oct 1, 2026 | 0.55% (0.00546) | 43.72th | v5 (v2026.06.15) |
| Jun 15, 2026 | 0.55% (0.00546) | 41.25th | v5 (v2026.06.15) |
| Mar 17, 2025 | 0.02% (0.00022) | 3.49th | v4 (v2025.03.14) |
| Dec 12, 2024 | 0.24% (0.00235) | 62.46th | v3 (v2023.03.01) |
| Jul 17, 2024 | 0.24% (0.00235) | 61.98th | v3 (v2023.03.01) |
| Mar 7, 2023 | 0.24% (0.00237) | 59.97th | v3 (v2023.03.01) |
| Mar 6, 2023 | 2.69% (0.02686) | 82.85th | v2 (v2022.01.01) |
| Apr 1, 2022 | 2.69% (0.02686) | 81.17th | v2 (v2022.01.01) |
| Feb 4, 2022 | 2.69% (0.02686) | 62.66th | v2 (v2022.01.01) |
References (26)
- http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=c55aee1bf0e6b6feec8b2927b43f7a09a6d5f754 x_refsource_CONFIRM
- http://lists.opensuse.org/opensuse-security-announce/2016-05/msg00060.html vendor-advisoryx_refsource_SUSE
- http://lists.opensuse.org/opensuse-security-announce/2016-06/msg00052.html vendor-advisoryx_refsource_SUSE
- http://lists.opensuse.org/opensuse-security-announce/2016-06/msg00054.html vendor-advisoryx_refsource_SUSE
- http://lists.opensuse.org/opensuse-security-announce/2016-06/msg00056.html vendor-advisoryx_refsource_SUSE
- http://lists.opensuse.org/opensuse-security-announce/2016-06/msg00059.html vendor-advisoryx_refsource_SUSE
- http://lists.opensuse.org/opensuse-security-announce/2016-07/msg00005.html vendor-advisoryx_refsource_SUSE
- http://lists.opensuse.org/opensuse-security-announce/2016-08/msg00038.html vendor-advisoryx_refsource_SUSE
- http://www.debian.org/security/2016/dsa-3607 vendor-advisoryx_refsource_DEBIAN
- http://www.kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.5.1 x_refsource_CONFIRM
- http://www.openwall.com/lists/oss-security/2016/03/14/3 mailing-listx_refsource_MLIST
- http://www.securityfocus.com/bid/84300 vdb-entryx_refsource_BID
- http://www.ubuntu.com/usn/USN-2968-1 vendor-advisoryx_refsource_UBUNTU
- http://www.ubuntu.com/usn/USN-2968-2 vendor-advisoryx_refsource_UBUNTU
- http://www.ubuntu.com/usn/USN-2970-1 vendor-advisoryx_refsource_UBUNTU
- http://www.ubuntu.com/usn/USN-2971-1 vendor-advisoryx_refsource_UBUNTU
- http://www.ubuntu.com/usn/USN-2971-2 vendor-advisoryx_refsource_UBUNTU
- http://www.ubuntu.com/usn/USN-2971-3 vendor-advisoryx_refsource_UBUNTU
- http://www.ubuntu.com/usn/USN-2996-1 vendor-advisoryx_refsource_UBUNTU
- http://www.ubuntu.com/usn/USN-2997-1 vendor-advisoryx_refsource_UBUNTU
- http://www.ubuntu.com/usn/USN-3000-1 vendor-advisoryx_refsource_UBUNTU
- https://access.redhat.com/security/cve/CVE-2016-3137 Vendor Advisory
- https://bugzilla.redhat.com/show_bug.cgi?id=1316996 x_refsource_CONFIRMIssue Tracking
- https://github.com/torvalds/linux/commit/c55aee1bf0e6b6feec8b2927b43f7a09a6d5f754 x_refsource_CONFIRM
- https://nvd.nist.gov/vuln/detail/CVE-2016-3137
- https://www.cve.org/CVERecord?id=CVE-2016-3137
Change history (0)
No recorded changes yet.