CVE-2014-2525

mediumpriority · track · 30EPSS 0.088 · 95 %ileEURUUS

grimoire priorityP3 · Track

Exploitable?

—

no known exploitation

Likely / severe?

8.77% (95th) EPSS

CVSS 6.8 · medium

Is it mine?

15 products

Check your exposure

Who says so?

5 sources

cnnvd · enisa_euvd · fstec_bdu · nvd

EPSS · scored 2026-10-27

Heap-based buffer overflow in the yaml_parser_scan_uri_escapes function in LibYAML before 0.1.6 allows context-dependent attackers to execute arbitrary code via a long sequence of percent-encoded characters in a URI in a YAML file.

remediations

Vendor fix, mitigation, or workaround guidance, as published by each source.

A vendor fix is available.

Fixedlibyaml-0:0.1.3-1.4.el6.src as a component of Red Hat Enterprise Linux OpenStack Platform 4.0redhat_csaf
Before applying this update, make sure all previously released errata relevant to your system have been applied. This update is available via the Red Hat Network. Details on how to use the Red Hat Network to apply this update are available at https://access.redhat.com/site/articles/11258
https://access.redhat.com/errata/RHSA-2014:0354
Fixedlibyaml-0:0.1.3-1.4.el6.x86_64 as a component of Red Hat Enterprise Linux OpenStack Platform 4.0redhat_csaf
Before applying this update, make sure all previously released errata relevant to your system have been applied. This update is available via the Red Hat Network. Details on how to use the Red Hat Network to apply this update are available at https://access.redhat.com/site/articles/11258
https://access.redhat.com/errata/RHSA-2014:0354
Fixedlibyaml-debuginfo-0:0.1.3-1.4.el6.x86_64 as a component of Red Hat Enterprise Linux OpenStack Platform 4.0redhat_csaf
Before applying this update, make sure all previously released errata relevant to your system have been applied. This update is available via the Red Hat Network. Details on how to use the Red Hat Network to apply this update are available at https://access.redhat.com/site/articles/11258
https://access.redhat.com/errata/RHSA-2014:0354
Fixedlibyaml-devel-0:0.1.3-1.4.el6.x86_64 as a component of Red Hat Enterprise Linux OpenStack Platform 4.0redhat_csaf
Before applying this update, make sure all previously released errata relevant to your system have been applied. This update is available via the Red Hat Network. Details on how to use the Red Hat Network to apply this update are available at https://access.redhat.com/site/articles/11258
https://access.redhat.com/errata/RHSA-2014:0354
Workaroundlibyaml-0:0.1.3-1.4.el6.src as a component of Red Hat Enterprise Linux OpenStack Platform 4.0redhat_csaf
Mitigation for this issue is either not available or the currently available options don't meet the Red Hat Product Security criteria comprising ease of use and deployment, applicability to widespread installation base or stability.
Workaroundlibyaml-0:0.1.3-1.4.el6.x86_64 as a component of Red Hat Enterprise Linux OpenStack Platform 4.0redhat_csaf
Mitigation for this issue is either not available or the currently available options don't meet the Red Hat Product Security criteria comprising ease of use and deployment, applicability to widespread installation base or stability.
Workaroundlibyaml-debuginfo-0:0.1.3-1.4.el6.x86_64 as a component of Red Hat Enterprise Linux OpenStack Platform 4.0redhat_csaf
Mitigation for this issue is either not available or the currently available options don't meet the Red Hat Product Security criteria comprising ease of use and deployment, applicability to widespread installation base or stability.
Workaroundlibyaml-devel-0:0.1.3-1.4.el6.x86_64 as a component of Red Hat Enterprise Linux OpenStack Platform 4.0redhat_csaf
Mitigation for this issue is either not available or the currently available options don't meet the Red Hat Product Security criteria comprising ease of use and deployment, applicability to widespread installation base or stability.

cvss

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

6.8

010

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

v2.06.8mediumAV:N/AC:M/Au:N/C:P/I:P/A:Pprimary · NVD / NIST USexploitability 8.6 · impact 6.4

v2.06.8mediumAV:N/AC:M/Au:N/C:P/I:P/A:Psecondary · FSTEC (BDU) RU

v2.05.8mediumAV:N/AC:M/Au:N/C:P/I:P/A:P/E:Usecondary · CVSS-BT (t0sche)

v2.06.8mediumAV:N/AC:M/Au:N/C:P/I:P/A:Psecondary · Red Hat Product Security US

weaknesses

The CWE weakness classes this flaw belongs to.

CWE-119USprimaryCWE-119USCWE-122US

affected products (15)

Products and version ranges known to be affected.

n/a n/a≤ n/aenisa_euvdEU
Gentoo Foundation Inc. Gentoo Linux≤ 20140826fstec_bduRU
opensuse leap= 42.1nvdUScpe:2.3:o:opensuse:leap:*:*:*:*:*:*:*:*
opensuse opensuse= 13.1nvdUScpe:2.3:o:opensuse:opensuse:*:*:*:*:*:*:*:*
opensuse opensuse= 13.2nvdUScpe:2.3:o:opensuse:opensuse:*:*:*:*:*:*:*:*
pyyaml libyaml≤ 0.1.5nvdUScpe:2.3:a:pyyaml:libyaml:*:*:*:*:*:*:*:*
pyyaml libyaml= 0.0.1nvdUScpe:2.3:a:pyyaml:libyaml:*:*:*:*:*:*:*:*
pyyaml libyaml= 0.1.1nvdUScpe:2.3:a:pyyaml:libyaml:*:*:*:*:*:*:*:*
pyyaml libyaml= 0.1.2nvdUScpe:2.3:a:pyyaml:libyaml:*:*:*:*:*:*:*:*
pyyaml libyaml= 0.1.3nvdUScpe:2.3:a:pyyaml:libyaml:*:*:*:*:*:*:*:*
pyyaml libyaml= 0.1.4nvdUScpe:2.3:a:pyyaml:libyaml:*:*:*:*:*:*:*:*
libyaml-0:0.1.3-1.4.el6.src as a component of Red Hat Enterprise Linux OpenStack Platform 4.0all versionsfixedredhat_csafUS
libyaml-0:0.1.3-1.4.el6.x86_64 as a component of Red Hat Enterprise Linux OpenStack Platform 4.0all versionsfixedredhat_csafUS
libyaml-debuginfo-0:0.1.3-1.4.el6.x86_64 as a component of Red Hat Enterprise Linux OpenStack Platform 4.0all versionsfixedredhat_csafUS
libyaml-devel-0:0.1.3-1.4.el6.x86_64 as a component of Red Hat Enterprise Linux OpenStack Platform 4.0all versionsfixedredhat_csafUS

advisories (1)

Vendor and ecosystem advisories describing this.

RHSA-2014:0354Red Hat Security Advisory: libyaml security update2014-04-02csaf · redhat_csafUS
Updated libyaml packages that fix two security issues are now available for Red Hat Enterprise Linux OpenStack Platform 4. The Red Hat Security Response Team has rated this update as having Important security impact. Common Vulnerability Scoring System (CVSS) base scores, which give detailed severity ratings, are available for each vulnerability from the CVE links in the References section.

also known as (5)

Other names and identifiers for this entity.

sources

Which sources assert this record, and when.

cnnvd enisa_euvd fstec_bdu nvd redhat_csaf NVD CVE.org MITRE

published 2014-03-28modified 2026-06-17

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references (52)

External citations — patches, advisories, analysis.

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