Bug 1340110 (CVE-2016-5041) - CVE-2016-5041 libdwarf: Null pointer dereference in _dwarf_file_name_is_full_path()
Summary: CVE-2016-5041 libdwarf: Null pointer dereference in _dwarf_file_name_is_full_...
Status: CLOSED WONTFIX
Alias: CVE-2016-5041
Product: Security Response
Classification: Other
Component: vulnerability
Version: unspecified
Hardware: All
OS: Linux
low
low
Target Milestone: ---
Assignee: Red Hat Product Security
QA Contact:
URL:
Whiteboard: impact=low,public=20160504,reported=2...
Keywords: Security
Depends On:
Blocks:
TreeView+ depends on / blocked
 
Reported: 2016-05-26 13:16 UTC by Andrej Nemec
Modified: 2019-06-08 21:13 UTC (History)
2 users (show)

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Clone Of:
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Last Closed: 2016-05-26 13:42:53 UTC


Attachments (Terms of Use)

Description Andrej Nemec 2016-05-26 13:16:29 UTC
A vulnerability was found in libdwarf. If no DW_AT_name is present in a debugging information entry using DWARF5 macros a null dereference in dwarf_macro5.c will crash the application. 

References:

http://seclists.org/oss-sec/2016/q2/393

External references:

https://www.prevanders.net/dwarfbug.html

Upstream fix:

https://sourceforge.net/p/libdwarf/code/ci/98a3da1e8237fe0d45b67ef77f3fa5ed9ff0215f

Comment 1 Tom Hughes 2016-05-26 13:19:04 UTC
Already fixed in Fedora.


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