CVE-2014-4975

mediumpriority · track · 21EPSS 0.035 · 89 %ileDEEUUS

grimoire priorityP3 · Track

Exploitable?

—

no known exploitation

Likely / severe?

3.46% (89th) EPSS

CVSS 5 · medium

Is it mine?

34 products

Check your exposure

Who says so?

4 sources

cnnvd · enisa_euvd · cert_bund · nvd

EPSS · scored 2026-10-22

Off-by-one error in the encodes function in pack.c in Ruby 1.9.3 and earlier, and 2.x through 2.1.2, when using certain format string specifiers, allows context-dependent attackers to cause a denial of service (segmentation fault) via vectors that trigger a stack-based buffer overflow.

cvss

Technical severity, 0–10. One row per scoring source.

5.0

010

base score 0–10 · higher = more severe · hover a vector to decode

v2.05mediumAV:N/AC:L/Au:N/C:P/I:N/A:Nprimary · NVD / NIST USexploitability 10 · impact 2.9

v2.04.3mediumAV:N/AC:L/Au:N/C:P/I:N/A:N/E:Usecondary · CVSS-BT (t0sche)

weaknesses

The CWE weakness classes this flaw belongs to.

CWE-119USprimary

affected products (34)

Products and version ranges known to be affected.

Open Source CentOSall versionscert_bundDEcpe:/o:centos:centos:-
Open Source Rubyall versionscert_bundDEcpe:/a:ruby-lang:ruby:-
Open Source Ruby 1.9.x <1.9.3 patchlevel 550all versionscert_bundDE
Open Source Ruby 2.0.x <2.0.0 patchlevel 594all versionscert_bundDE
Open Source Ruby 2.1.x <2.1.4all versionscert_bundDE
Red Hat Enterprise Linuxall versionscert_bundDEcpe:/o:redhat:enterprise_linux:-
SUSE Linuxall versionscert_bundDEcpe:/o:suse:suse_linux:-
SUSE Linux Enterprise Desktop 11 SP3all versionscert_bundDEcpe:/o:suse:linux_enterprise_desktop:11:sp3
SUSE Linux Enterprise Desktop 12all versionscert_bundDEcpe:/o:suse:linux_enterprise_desktop:12
SUSE Linux Enterprise Server 11 SP3all versionscert_bundDEcpe:/o:suse:linux_enterprise_server:11:sp3
SUSE Linux Enterprise Server 11 SP3 for VMwareall versionscert_bundDEcpe:/o:suse:linux_enterprise_server:11:sp3:vmware
SUSE Linux Enterprise Server 12all versionscert_bundDEcpe:/o:suse:linux_enterprise_server:12
Ubuntu Linux 12.04 LTSall versionscert_bundDEcpe:/o:canonical:ubuntu_linux:12.04:-:lts
Ubuntu Linux 14.04 LTSall versionscert_bundDEcpe:/o:canonical:ubuntu_linux:14.04:-:lts
Ubuntu Linux 14.10all versionscert_bundDEcpe:/o:canonical:ubuntu_linux:14.10
Open Source Ruby≤ 2.1.x <2.1.4cert_bundDE
Open Source Ruby≤ 1.9.x <1.9.3 patchlevel 550cert_bundDE
Open Source Ruby≤ 2.0.x <2.0.0 patchlevel 594cert_bundDE
n/a n/a≤ n/aenisa_euvdEU
canonical ubuntu linux= 12.04nvdUScpe:2.3:o:canonical:ubuntu_linux:*:*:*:*:*:*:*:*

showing 20 of 34

advisories (1)

Vendor and ecosystem advisories describing this.

WID-SEC-W-2026-1417Ruby: Mehrere SchwachstellenDeutsch2014-11-05csaf · cert_bundDE
Ein Angreifer kann mehrere Schwachstellen in Ruby und Ubuntu Linux ausnutzen, um beliebigen Programmcode mit den Rechten des Dienstes auszuführen oder einen Denial of Service Angriff durchzuführen.

also known as (3)

Other names and identifiers for this entity.

sources

Which sources assert this record, and when.

cnnvd enisa_euvd cert_bund nvd NVD CVE.org MITRE

published 2014-11-15modified 2026-06-17

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+20981 more

references (37)

External citations — patches, advisories, analysis.

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