Out-of-bounds write in libdwarf - CVE-2016-2050
Published: January 31, 2017 / Updated: August 8, 2020
Vulnerability identifier: #VU39761
CSH Severity: Medium
CVSS v4: 6.9 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N]
CVE-ID: CVE-2016-2050
CWE-ID: CWE-787
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vulnerability details
The vulnerability allows a remote non-authenticated attacker to perform a denial of service (DoS) attack.
The get_abbrev_array_info function in libdwarf-20151114 allows remote attackers to cause a denial of service (out-of-bounds write) via a crafted elf file.
Affected software
libdwarf
Fedora
libdwarf
Fedora
libdwarf
How to mitigate CVE-2016-2050
Install update from vendor's website.
libdwarf - update to 20160507-1.fc24