CVE-2016-9275

Severity: high (CVSS 7.5 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 4.2% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2017-03-23 · updated 2026-06-17
Weakness: CWE-787

Description

Heap-based buffer overflow in the _dwarf_skim_forms function in libdwarf/dwarf_macro5.c in Libdwarf before 20161124 allows remote attackers to cause a denial of service (out-of-bounds read).

Affected products

Libdwarf Project Libdwarf: from 1999-12-14 before 2016-11-24 — fixed in 2016-11-24

How to fix

Upgrade to a fixed version: Libdwarf Project Libdwarf 2016-11-24. Check the vendor advisory for mitigations.

References

http://www.openwall.com/lists/oss-security/2016/11/11/7
http://www.securityfocus.com/bid/94284
https://blogs.gentoo.org/ago/2016/11/07/libdwarf-heap-based-buffer-overflow-in-_dwarf_skim_forms-dwarf_macro5-c
https://bugzilla.redhat.com/show_bug.cgi?id=1394802
https://sourceforge.net/p/libdwarf/code/ci/583f8834083b5ef834c497f5b47797e16101a9a6/
http://www.openwall.com/lists/oss-security/2016/11/11/7
http://www.securityfocus.com/bid/94284
https://blogs.gentoo.org/ago/2016/11/07/libdwarf-heap-based-buffer-overflow-in-_dwarf_skim_forms-dwarf_macro5-c
https://bugzilla.redhat.com/show_bug.cgi?id=1394802
https://sourceforge.net/p/libdwarf/code/ci/583f8834083b5ef834c497f5b47797e16101a9a6/

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