CVE-2017-6001

low-risk
Published 2017-02-18

Race condition in kernel/events/core.c in the Linux kernel before 4.9.7 allows local users to gain privileges via a crafted application that makes concurrent perf_event_open system calls for moving a software group into a hardware context. NOTE: this vulnerability exists because of an incomplete fix for CVE-2016-6786.

Do I need to act?

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0.11% chance of exploitation
EPSS score — low exploit probability
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Not on CISA KEV list
No confirmed active exploitation reported to CISA
?
Patch status unknown
Check vendor advisories for fix availability and mitigation guidance
7
CVSS 7.0/10 High
LOCAL / HIGH complexity

Affected Products (1)

Affected Vendors

Linux

References (24)

Issue Tracking http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=321027...
Third Party Advisory http://www.debian.org/security/2017/dsa-3791
Release Notes http://www.kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.9.7
Mailing List http://www.openwall.com/lists/oss-security/2017/02/16/1
Third Party Advisory http://www.securityfocus.com/bid/96264
Third Party Advisory https://access.redhat.com/errata/RHSA-2017:1842
Third Party Advisory https://access.redhat.com/errata/RHSA-2017:2077
Third Party Advisory https://access.redhat.com/errata/RHSA-2017:2669
Third Party Advisory https://access.redhat.com/errata/RHSA-2018:1854
Issue Tracking https://bugzilla.redhat.com/show_bug.cgi?id=1422825
Issue Tracking https://github.com/torvalds/linux/commit/321027c1fe77f892f4ea07846aeae08cefbbb29...
Third Party Advisory https://source.android.com/security/bulletin/pixel/2017-11-01
Issue Tracking http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=321027...
Third Party Advisory http://www.debian.org/security/2017/dsa-3791
Release Notes http://www.kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.9.7
Mailing List http://www.openwall.com/lists/oss-security/2017/02/16/1
Third Party Advisory http://www.securityfocus.com/bid/96264
Third Party Advisory https://access.redhat.com/errata/RHSA-2017:1842
Third Party Advisory https://access.redhat.com/errata/RHSA-2017:2077
Third Party Advisory https://access.redhat.com/errata/RHSA-2017:2669
and 4 more references
23
/ 100
low-risk
Severity 18/34 · Moderate
Exploitability 0/34 · Minimal
Exposure 5/34 · Minimal