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CVE-2016-2226

40
FAUCET Score

CVE-2016-2226 describes an integer overflow vulnerability in the string_appends function within the libiberty library, specifically in cplus-dem.c. This flaw allows remote attackers to execute arbitrary code by supplying a crafted executable, leading to a buffer overflow. Rated with a CVSS score of 7.8 (HIGH), successful exploitation requires user interaction (UI:R) and could result in high impact to confidentiality, integrity, and availability (C:H/I:H/A:H). While not listed in CISA's KEV catalog, an exploit is publicly available on ExploitDB, though there is no evidence of active exploitation or significant community discussion.

Impacted Technologies

VendorProductVersion(s)CPE
All Versions ImpactedCPE matchmatch criteria
cpe:2.3:a:gnu:libiberty:*:*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 3.0

7.8HIGH

CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

Attack Vector
LOCAL
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
REQUIRED
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
HIGH
Availability Impact
HIGH
Exploitability Score
1.8
Impact Score
5.9
CvssVersion
3.0

Exploit Intelligence

EPSS Score
7.27%
Probability of exploitation in next 30 days
EPSS Percentile
93.7%
Percentile rank of EPSS score among Peer Group
As of 2026-07-26
Model: v2026.06.15
ExploitDB: EDB-42386 · Jul 27, 2017
This CVE's current EPSS score of 0.0727 is in the 94th percentile among its peer group of 11,616 CVEs.

Social Chatter

The average CVE in this peer group has 0.0 Twitter, 0.1 Reddit, 0.1 Bluesky, 0.0 Mastodon, and 0.2 GitHub mentions.

Media Mentions

No media coverage found for this CVE.

The average CVE in this peer group has 0.3 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.

Remediation

Vendor Patches (19)

redhatend of lifevia redhat_api
Product: Red Hat Enterprise Linux 5Fixed in: binutils
redhatend of lifevia redhat_api
Product: Red Hat Enterprise Linux 5Fixed in: compat-gcc-295
redhatend of lifevia redhat_api
Product: Red Hat Enterprise Linux 5Fixed in: compat-gcc-296
redhatend of lifevia redhat_api
Product: Red Hat Enterprise Linux 5Fixed in: compat-gcc-32
redhatend of lifevia redhat_api
Product: Red Hat Enterprise Linux 5Fixed in: compat-gcc-34
redhatend of lifevia redhat_api
Product: Red Hat Enterprise Linux 5Fixed in: gcc
redhatend of lifevia redhat_api
Product: Red Hat Enterprise Linux 5Fixed in: gdb
redhatend of lifevia redhat_api
Product: Red Hat Enterprise Linux 6Fixed in: binutils
redhatend of lifevia redhat_api
Product: Red Hat Enterprise Linux 6Fixed in: compat-gcc-295
redhatend of lifevia redhat_api
Product: Red Hat Enterprise Linux 6Fixed in: compat-gcc-296
redhatend of lifevia redhat_api
Product: Red Hat Enterprise Linux 6Fixed in: compat-gcc-32
redhatend of lifevia redhat_api
Product: Red Hat Enterprise Linux 6Fixed in: compat-gcc-34
redhatend of lifevia redhat_api
Product: Red Hat Enterprise Linux 6Fixed in: gcc
redhatend of lifevia redhat_api
Product: Red Hat Enterprise Linux 6Fixed in: gdb
redhatend of lifevia redhat_api
Product: Red Hat Enterprise Linux 7Fixed in: binutils
redhatend of lifevia redhat_api
Product: Red Hat Enterprise Linux 7Fixed in: compat-gcc-34
redhatend of lifevia redhat_api
Product: Red Hat Enterprise Linux 7Fixed in: compat-gcc-44
redhatend of lifevia redhat_api
Product: Red Hat Enterprise Linux 7Fixed in: gcc
redhatend of lifevia redhat_api
Product: Red Hat Enterprise Linux 7Fixed in: gdb

Vendor Advisories (1)

redhatCVE-2016-2226Low

gcc: Exploitable buffer overflow

Feb 5, 2016

References

gcc.gnu.org / bugzilla/show_bug.cgi
Issue Tracking
exploit-db.com / exploits/42386
openwall.com / lists/oss-security/2016/05/05/5
Mailing ListThird Party Advisory
securityfocus.com / bid/90103