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.
Exploits (3)
nomisec
WORKING POC
by RenukaSelvar · poc
https://github.com/RenukaSelvar/libunwind_CVE-2015-3239_After
nomisec
WORKING POC
by RenukaSelvar · poc
https://github.com/RenukaSelvar/libunwind_CVE-2015-3239_AfterPatch
References (6)
Core 6
Core References
Vendor Advisory vendor-advisory
x_refsource_redhat
http://rhn.redhat.com/errata/RHSA-2015-1675.html
Vendor Advisory vendor-advisory
x_refsource_redhat
http://rhn.redhat.com/errata/RHSA-2015-1769.html
Exploit x_refsource_confirm
https://bugzilla.redhat.com/show_bug.cgi?id=1232265
Patch x_refsource_confirm
http://git.savannah.gnu.org/cgit/libunwind.git/commit/?id=396b6c7ab737e2bff244d640601c436a26260ca1
Vendor Advisory vendor-advisory
x_refsource_redhat
http://rhn.redhat.com/errata/RHSA-2015-1768.html
Third Party Advisory, VDB Entry vdb-entry
x_refsource_bid
http://www.securityfocus.com/bid/76707
Scores
EPSS
0.0009
EPSS Percentile
25.0%
Details
CWE
CWE-189
Status
published
Products (1)
libunwind_project/libunwind
1.1
Published
Aug 26, 2015
Tracked Since
Feb 18, 2026