CVE-2017-6001
kernel: Race condition between multiple sys_perf_event_open() calls
Severity
ModerateRed Hat Product Security
CVSS 3.0
Review impact separately from score.
Published · January 14, 2017
Updated · November 2, 2026
Description
It was found that the original fix for CVE-2016-6786 was incomplete. There exist a race between two concurrent sys_perf_event_open() calls when both try and move the same pre-existing software group into a hardware context.
Statement
This issue does not affect the Linux kernel packages as shipped with Red Hat Enterprise Linux 5 as the perf subsystem where the flaw was found is not present in this product.
This issue affects the Linux kernel packages as shipped with Red Hat Enterprise Linux 6, 7 and MRG-2. Future Linux kernel updates for the respective releases might address this issue.
CVSS score applicability
The CVSS score(s) listed for this vulnerability do not reflect the associated product's status, and are included for informational purposes to better understand the severity of this vulnerability.
Mitigation
No mitigation is specified in collected source.
CVSS / CWE
CVSS 3.0 · 7CVSS:3.0/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H
CWE-362 · Concurrent Execution using Shared Resource with Improper Synchronization