Information Exposure Affecting torvalds/linux package, versions [,3.6)


Severity

Recommended
0.0
medium
0
10

CVSS assessment by Snyk's Security Team. Learn more

Threat Intelligence

EPSS
0.07% (23rd percentile)

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  • Snyk IDSNYK-UNMANAGED-TORVALDSLINUX-3004560
  • published26 Jan 2022
  • disclosed15 Mar 2013
  • creditUnknown

Introduced: 15 Mar 2013

CVE-2012-6536  (opens in a new tab)
CWE-200  (opens in a new tab)

How to fix?

Upgrade torvalds/linux to version 3.6 or higher.

Overview

Affected versions of this package are vulnerable to Information Exposure net/xfrm/xfrm_user.c in the Linux kernel before 3.6 does not verify that the actual Netlink message length is consistent with a certain header field, which allows local users to obtain sensitive information from kernel heap memory by leveraging the CAP_NET_ADMIN capability and providing a (1) new or (2) updated state.

References

CVSS Base Scores

version 3.1