CVE-2016-2186: canonical ubuntu_linux
Vulnerability summary
CVE-2016-2186 is a medium (CVSS 4.9) vulnerability in canonical ubuntu_linux. EPSS estimates a 0.80% chance of exploitation in the next 30 days, higher than 56.5% of scored vulnerabilities. 1 public exploit is recorded.
Not severe (CVSS 4.6, physical access); no exploitation reported by the 5 checked sources
Source freshness unavailable
How is this decided?Advisory lineage
Upstream 0 · Downstream 18 · Related 16Timeline
- 02-05-2016PublishedVulnerability first disclosed.
- 05-08-2024Last modifiedVulnerability information updated.
Description
The powermate_probe function in drivers/input/misc/powermate.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 crafted endpoints value in a USB device descriptor.
CVSS metrics
4 scores · 3 sources · 2 versions- OSV · UbuntuEcosystem advisory · calculated4.6MediumCVSS:3.0/AV:P/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
- OSV · DebianEcosystem advisory · calculated4.6MediumCVSS:3.0/AV:P/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
EPSS trend
Probability
0.80%
Chance of exploitation in the next 30 days
Percentile
57%
Versus all other CVEs
30-day change
No change 0.00 pp
From 0.80% on 05-10-2026
Known exploited
Compare KEV catalogs
CISA KEVNot in the CISA KEV catalog.
ENISA CNWNot in the ENISA CNW catalog.
CIRCLNot in the CIRCL catalog.
Public exploits
1 foundExploit Reference (seclists.org)
Maturity: unknown
Weaknesses
CWE · root causeNo weakness data has been published for this record.
Affected systems
Known conditions: physical access, no authentication, no user interaction (CVSS vector). Other conditions: not stated in public data.
Ubuntu23 products
- linux< 3.13.0-86.130 | < 4.4.0-22.39
- linux-azureAll versions (No fix recorded)
- linux-azure-6.11All versions (No fix recorded)
- linux-azure-fdeAll versions (No fix recorded)
- linux-azure-fde-5.15All versions (No fix recorded)
Novell8 products
- suse_linux_enterprise_debuginfo11.0:sp4
- suse_linux_enterprise_desktop12.0 | 12.0:sp1
- suse_linux_enterprise_live_patching12.0
- suse_linux_enterprise_module_for_public_cloud12.0
- suse_linux_enterprise_real_time_extension11.0:sp4 | 12.0:sp1
Canonical1 product
- ubuntu_linuxEOL12.04
Debian1 product
- linux< 4.5.1-1
Linux1 product
- linux_kernel≤ 4.5.0
5 vendors · 34 products
References
41 links- lists.opensuse.org/opensuse-security-announce/2016-06/msg00054.htmlVendor AdvisoryX Refsource SUSEThird Party Advisory
- lists.opensuse.org/opensuse-security-announce/2016-06/msg00056.htmlVendor AdvisoryX Refsource SUSEThird Party Advisory
- bugzilla.redhat.com/show_bug.cgi?id=1317015X Refsource CONFIRMIssue TrackingThird Party AdvisoryVDB Entry
Show all 41 references
- lists.opensuse.org/opensuse-security-announce/2016-07/msg00005.htmlVendor AdvisoryX Refsource SUSEThird Party Advisory
- lists.opensuse.org/opensuse-security-announce/2016-06/msg00059.htmlVendor AdvisoryX Refsource SUSEThird Party Advisory
- lists.opensuse.org/opensuse-security-announce/2016-06/msg00052.htmlVendor AdvisoryX Refsource SUSEThird Party Advisory
- seclists.org/bugtraq/2016/Mar/85Mailing ListX Refsource BUGTRAQExploitThird Party AdvisoryVDB EntryREPORT
- github.com/torvalds/linux/commit/9c6ba456711687b794dcf285856fc14e2c76074fX Refsource CONFIRMVendor Advisory
- www.kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.5.1X Refsource CONFIRM