Out-of-bounds read in libdwarf - CVE-2016-2091

 

Out-of-bounds read in libdwarf - CVE-2016-2091

Published: February 8, 2016 / Updated: August 9, 2020


Vulnerability identifier: #VU40488
CSH Severity: Low
CVSS v4.0: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N/E:U/U:Clear
CVE-ID: CVE-2016-2091
CWE-ID: CWE-125
Exploitation vector: Remote access
Exploit availability: No public exploit available
Vendor: David Anderson
Affected software:
libdwarf

Detailed vulnerability description

The vulnerability allows a remote non-authenticated attacker to perform service disruption.

The dwarf_read_cie_fde_prefix function in dwarf_frame2.c in libdwarf 20151114 allows attackers to cause a denial of service (out-of-bounds read) via a crafted ELF object file.


How to mitigate CVE-2016-2091

Install update from vendor's website.

Sources