Bug 1027778 (CVE-2013-2930) - CVE-2013-2930 kernel: perf/ftrace: insufficient check in perf_trace_event_perm()
Summary: CVE-2013-2930 kernel: perf/ftrace: insufficient check in perf_trace_event_perm()
Alias: CVE-2013-2930
Product: Security Response
Classification: Other
Component: vulnerability
Version: unspecified
Hardware: All
OS: Linux
Target Milestone: ---
Assignee: Red Hat Product Security
QA Contact:
Depends On: Engineering1027779 Engineering1027781 Engineering1027783
Blocks: Embargoed1027789
TreeView+ depends on / blocked
Reported: 2013-11-07 12:06 UTC by Petr Matousek
Modified: 2021-02-17 07:11 UTC (History)
20 users (show)

Fixed In Version:
Doc Type: Bug Fix
Doc Text:
Clone Of:
Last Closed: 2014-01-28 18:29:30 UTC

Attachments (Terms of Use)

System ID Private Priority Status Summary Last Updated
Red Hat Product Errata RHSA-2014:0100 0 normal SHIPPED_LIVE Important: kernel-rt security and bug fix update 2014-01-28 22:38:58 UTC

Description Petr Matousek 2013-11-07 12:06:17 UTC
A flaw was found in the way perf_trace_event_perm() function in the Linux kernel checked permissions for function tracer functionality, allowing unprivileged local user to enable function tracing.

As a result, unprivileged local user could make the system unusable (DoS).

Introduced by:

Fixed by:

Comment 4 Petr Matousek 2013-11-07 12:51:08 UTC

This issue does not affect the version of the kernel package as shipped with Red Hat Enterprise Linux 5 and 6.

Comment 5 Jarod Wilson 2013-12-05 14:09:18 UTC
Patch(es) available on kernel-3.10.0-58.el7

Comment 7 Jarod Wilson 2013-12-05 20:13:48 UTC
This is the tracking bug, not the RHEL7 bug, not quite sure how that didn't get caught at commit time. Fixing...

Comment 12 errata-xmlrpc 2014-01-28 17:40:46 UTC
This issue has been addressed in following products:

  MRG for RHEL-6 v.2

Via RHSA-2014:0100 https://rhn.redhat.com/errata/RHSA-2014-0100.html

Note You need to log in before you can comment on or make changes to this bug.