Vulnerability CVE-2015-3239
Published: 2015-08-26

Description:
Off-by-one error in the dwarf_to_unw_regnum function in include/dwarf_i.h in libunwind 1.1 allows local users to have unspecified impact via invalid dwarf opcodes.

CVSS2 => (AV:L/AC:M/Au:N/C:P/I:P/A:N)

CVSS Base Score
Impact Subscore
Exploitability Subscore
3.3/10
4.9/10
3.4/10
Exploit range
Attack complexity
Authentication
Local
Medium
No required
Confidentiality impact
Integrity impact
Availability impact
Partial
Partial
None
Affected software
Redhat -> Libunwind 
Libunwind project -> Libunwind 

 References:
http://git.savannah.gnu.org/cgit/libunwind.git/commit/?id=396b6c7ab737e2bff244d640601c436a26260ca1
http://rhn.redhat.com/errata/RHSA-2015-1675.html
http://rhn.redhat.com/errata/RHSA-2015-1768.html
http://rhn.redhat.com/errata/RHSA-2015-1769.html
http://www.securityfocus.com/bid/76707
https://bugzilla.redhat.com/show_bug.cgi?id=1232265
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