National Cyber Awareness System
Vulnerability Summary for CVE-2011-1080
Original release date:06/21/2012
Last revised:06/22/2012
Source:
US-CERT/NIST
Overview
The do_replace function in net/bridge/netfilter/ebtables.c in the Linux kernel before 2.6.39 does not ensure that a certain name field ends with a '\0' character, which allows local users to obtain potentially sensitive information from kernel stack memory by leveraging the CAP_NET_ADMIN capability to replace a table, and then reading a modprobe command line.
Impact
CVSS Severity (version 2.0):
Impact Subscore:
2.9
Exploitability Subscore:
3.9
CVSS Version 2 Metrics:
Access Vector: Locally exploitable
Access Complexity: Low
Authentication: Not required to exploit
Impact Type:Allows unauthorized disclosure of information
References to Advisories, Solutions, and Tools
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External Source: CONFIRM
Name: https://github.com/torvalds/linux/commit/d846f71195d57b0bbb143382647c2c6638b04c5a
External Source: CONFIRM
Name: https://bugzilla.redhat.com/show_bug.cgi?id=681262
External Source: MLIST
Name: [oss-security] 20110301 Re: CVE request: kernel: two bluetooth and one ebtables infoleaks/DoSes
External Source: CONFIRM
Name: http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=d846f71195d57b0bbb143382647c2c6638b04c5a
External Source: CONFIRM
Name: http://ftp.osuosl.org/pub/linux/kernel/v2.6/ChangeLog-2.6.39
