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Bug 472560 (CVE-2013-2146) - Kernel : perf/x86: offcore_rsp valid mask for SNB/IVB (CVE-2013-2146)
Summary: Kernel : perf/x86: offcore_rsp valid mask for SNB/IVB (CVE-2013-2146)
Alias: CVE-2013-2146
Product: Gentoo Security
Classification: Unclassified
Component: Kernel (show other bugs)
Hardware: All Linux
: Normal normal (vote)
Assignee: Gentoo Kernel Security
: 483444 (view as bug list)
Depends on:
Reported: 2013-06-07 09:37 UTC by Agostino Sarubbo
Modified: 2022-03-25 15:18 UTC (History)
1 user (show)

See Also:
Package list:
Runtime testing required: ---


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Description Agostino Sarubbo gentoo-dev 2013-06-07 09:37:19 UTC
From ${URL} :

Linux kernel built with the Performance Events Subsystem(CONFIG_PERF_EVENTS=y)
is vulnerable to a kernel crash flaw, caused by incorrect masking of the
reserved bits.

A user/program could use this flaw to crash the kernel, resulting in DoS.

Upstream fix:

Comment 1 Agostino Sarubbo gentoo-dev 2013-09-03 07:53:58 UTC
*** Bug 483444 has been marked as a duplicate of this bug. ***
Comment 2 John Helmert III archtester Gentoo Infrastructure gentoo-dev Security 2022-03-25 15:18:33 UTC
In 3.8.9 onward