CVE-2016-1131: Buffer overflow in the CL_vsprintf function in Takumi Yamada DX Library before 3.16 allows remote attackers to

Q: How do I fix CVE-2016-1131?

dx library: upgrade to newer than 3.15e. Exact commands for each OS are on this page.

Q: Is CVE-2016-1131 being exploited?

CVE-2016-1131 is not on the CISA Known Exploited Vulnerabilities list at the time of the last update. Check again, as this can change.

Q: What does CVE-2016-1131 affect?

CVE-2016-1131 affects dx library. Severity is high (CVSS 7.8). Buffer overflow in the CL_vsprintf function in Takumi Yamada DX Library before 3.16 allows remote attackers to execute arbitrary code via a crafted string.

This month

HIGH 7.8UPGRADE

CVE-2016-1131 is a high-severity flaw (CVSS 7.8) affecting dx library. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

Buffer overflow in the CL_vsprintf function in Takumi Yamada DX Library before 3.16 allows remote attackers to execute arbitrary code via a crafted string.

Why this priority

High severity

A fixed release or distro patch exists.

Risk facts

CVSS score	7.8 (High)
Attack vector	Local
Attack complexity	Low
Privileges needed	None
User interaction	Required
EPSS exploit chance	2.2% (top 17%)
CISA exploited list	No
Weakness	CWE-119
Published	2016-01-08
Last modified	2026-06-17

Publisher (CNA): JPCERT/CC · Vendor: dx library project

Last updated 2026-06-17 · Sources: CVE Program, NVD, CISA KEV, EPSS and vendor advisories · How we score

Am I affected?

Timeline

2016-01-08 02:59 UTCPublished CVE record published
2026-06-17 00:41 UTCUpdated Record last modified

dx library project dx library UPGRADE

Affected: <= 3.15e

Fixed in: newer than 3.15e

Safe to downgrade to: no unaffected older release

1. Check installed version

apt-cache policy dx-library || rpm -q dx-library || dx-library --version

2. UPGRADE to newer than 3.15e (Debian / Ubuntu)

sudo apt update && sudo apt install --only-upgrade dx-library

2. UPGRADE (RHEL / Amazon Linux / Fedora)

sudo dnf upgrade dx-library

Note

Distros often backport fixes without changing the version number. Confirm with the distro advisory or changelog.

Verify at the official source NVD · CVE Program · Report a problem with this page
Scores and fixes here are computed automatically from those and other public sources. Confirm with the vendor advisory before changing production systems.

Quick answers

How do I fix CVE-2016-1131?

dx library: upgrade to newer than 3.15e. Exact commands for each OS are on this page.

Is CVE-2016-1131 being exploited?

CVE-2016-1131 is not on the CISA Known Exploited Vulnerabilities list at the time of the last update. Check again, as this can change.

What does CVE-2016-1131 affect?

CVE-2016-1131 affects dx library. Severity is high (CVSS 7.8). Buffer overflow in the CL_vsprintf function in Takumi Yamada DX Library before 3.16 allows remote attackers to execute arbitrary code via a crafted string.

How urgent is CVE-2016-1131?

Priority 48/100. High severity

Related CVEs

CVE-2016-4819 CRITICAL 9.8 UPGRADE UPGRADE The printfDx function in Takumi Yamada DX Library for Borland C++ 3.13f through 3.16b, DX Library for Gnu C++

References

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