Bug 1422825 (CVE-2017-6001)
| Summary: | CVE-2017-6001 kernel: Race condition between multiple sys_perf_event_open() calls | ||
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| Product: | [Other] Security Response | Reporter: | Andrej Nemec <anemec> |
| Component: | vulnerability | Assignee: | Red Hat Product Security <security-response-team> |
| Status: | CLOSED ERRATA | QA Contact: | |
| Severity: | medium | Docs Contact: | |
| Priority: | medium | ||
| Version: | unspecified | CC: | afox, aquini, bhu, dhoward, fhrbata, gansalmon, hwkernel-mgr, iboverma, ichavero, itamar, jforbes, jkacur, jonathan, jross, jwboyer, kernel-maint, kernel-mgr, labbott, lgoncalv, madhu.chinakonda, matt, mchehab, mcressma, nmurray, pholasek, plougher, rt-maint, rvrbovsk, slawomir, vdronov, williams, yozone |
| Target Milestone: | --- | Keywords: | Security |
| Target Release: | --- | ||
| Hardware: | All | ||
| OS: | Linux | ||
| Whiteboard: | |||
| Fixed In Version: | Doc Type: | If docs needed, set a value | |
| Doc Text: |
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.
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Story Points: | --- |
| Clone Of: | Environment: | ||
| Last Closed: | 2019-06-08 03:07:46 UTC | Type: | --- |
| Regression: | --- | Mount Type: | --- |
| Documentation: | --- | CRM: | |
| Verified Versions: | Category: | --- | |
| oVirt Team: | --- | RHEL 7.3 requirements from Atomic Host: | |
| Cloudforms Team: | --- | Target Upstream Version: | |
| Embargoed: | |||
| Bug Depends On: | 1422827, 1434751, 1434752, 1434753, 1434754 | ||
| Bug Blocks: | 1422826 | ||
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Description
Andrej Nemec
2017-02-16 10:59:29 UTC
Created kernel tracking bugs for this issue: Affects: fedora-all [bug 1422827] This was fixed in the 4.9.7 stable update available to all Fedora releases. 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. This issue has been addressed in the following products: Red Hat Enterprise Linux 7 Via RHSA-2017:2077 https://access.redhat.com/errata/RHSA-2017:2077 This issue has been addressed in the following products: Red Hat Enterprise Linux 7 Via RHSA-2017:1842 https://access.redhat.com/errata/RHSA-2017:1842 This issue has been addressed in the following products: Red Hat Enterprise MRG 2 Via RHSA-2017:2669 https://access.redhat.com/errata/RHSA-2017:2669 This issue has been addressed in the following products: Red Hat Enterprise Linux 6 Via RHSA-2018:1854 https://access.redhat.com/errata/RHSA-2018:1854 |