Description
An issue, also known as DW201703-006, was discovered in libdwarf 2017-03-21. A heap-based buffer over-read in dwarf_formsdata() is due to a failure to check a pointer for being in bounds (in a few places in this function) and a failure in a check in dwarf_attr_list().
References (2)
Core 2
Core References
Third Party Advisory, VDB Entry vdb-entry
x_refsource_bid
http://www.securityfocus.com/bid/98553
Third Party Advisory x_refsource_misc
https://www.prevanders.net/dwarfbug.html
Scores
CVSS v3
9.8
EPSS
0.0092
EPSS Percentile
76.1%
Attack Vector
NETWORK
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Details
CWE
CWE-119
CWE-125
Status
published
Products (1)
libdwarf_project/libdwarf
2017-03-21
Published
May 18, 2017
Tracked Since
Feb 18, 2026