PT-2017-7992 · None · Libdwarf

Qixue Xiao · Published 2017-01-31 · Updated 2022-03-01 · CVE-2016-2050

Positive Technologies (AI Summary)

CVSS v3.1

6.5

Medium

Base vector

AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H

Name of the Vulnerable Software and Affected Versions libdwarf version 20151114

Description The issue allows remote attackers to cause a denial of service (out-of-bounds write) via a crafted elf file. This is due to a problem in the get abbrev array info function.

Recommendations For libdwarf version 20151114, consider disabling the get abbrev array info function as a temporary workaround until a patch is available. Restrict access to crafted elf files to minimize the risk of exploitation. At the moment, there is no information about a newer version that contains a fix for this vulnerability.

Memory Corruption

Weakness Enumeration

CWE-787

Related Identifiers

CVE-2016-2050

DLA-669-1

Affected Products

Libdwarf

References · 10

• https://osv.dev/vulnerability/DEBIAN-CVE-2016-2050 · Vendor Advisory
• https://osv.dev/vulnerability/UBUNTU-CVE-2016-2050 · Vendor Advisory
• https://security-tracker.debian.org/tracker/CVE-2016-2050 · Vendor Advisory
• https://osv.dev/vulnerability/CVE-2016-2050 · Vendor Advisory
• https://ubuntu.com/security/CVE-2016-2050 · Vendor Advisory
• https://cve.org/CVERecord?id=CVE-2016-2050 · Security Note
• https://nvd.nist.gov/vuln/detail/CVE-2016-2050 · Security Note
• http://openwall.com/lists/oss-security/2016/01/19/9 · Note
• http://openwall.com/lists/oss-security/2016/01/25/3 · Note
• https://t.me/cvenotify/27543 · Telegram Post