CVE-2014-4975

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Summary

CVECVE-2014-4975
StatePUBLISHED
Assignermitre
Source PriorityCVE Program / NVD first with legacy fallback
Published2014-11-15 20:59:01 UTC
Updated2026-05-06 22:30:45 UTC
DescriptionOff-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.

Risk And Classification

Primary CVSS: v2.0 5 from [email protected]

AV:N/AC:L/Au:N/C:P/I:N/A:N

Problem Types: CWE-119 | n/a

CVSS v2.0 Breakdown

Access Vector
Network
Access Complexity
Low
Authentication
None
Confidentiality
Partial
Integrity
None
Availability
None

AV:N/AC:L/Au:N/C:P/I:N/A:N

NVD Known Affected Configurations (CPE 2.3)

TypeVendorProductVersionUpdateEditionLanguage
Operating System Canonical Ubuntu Linux 12.04 All All All
Operating System Canonical Ubuntu Linux 14.04 All All All
Operating System Canonical Ubuntu Linux 14.10 All All All
Operating System Debian Debian Linux 7.0 All All All
Operating System Debian Debian Linux 8.0 All All All
Operating System Redhat Enterprise Linux Desktop 7.0 All All All
Operating System Redhat Enterprise Linux Hpc Node 7.0 All All All
Operating System Redhat Enterprise Linux Server 7.0 All All All
Operating System Redhat Enterprise Linux Workstation 7.0 All All All
Application Ruby-lang Ruby 2.0 All All All
Application Ruby-lang Ruby 2.0.0 All All All
Application Ruby-lang Ruby 2.0.0 p0 All All
Application Ruby-lang Ruby 2.0.0 p195 All All
Application Ruby-lang Ruby 2.0.0 p247 All All
Application Ruby-lang Ruby 2.0.0 preview1 All All
Application Ruby-lang Ruby 2.0.0 preview2 All All
Application Ruby-lang Ruby 2.0.0 rc1 All All
Application Ruby-lang Ruby 2.0.0 rc2 All All
Application Ruby-lang Ruby 2.1 - All All
Application Ruby-lang Ruby 2.1 preview1 All All
Application Ruby-lang Ruby 2.1.1 All All All
Application Ruby-lang Ruby 2.1.2 All All All
Application Ruby-lang Ruby All All All All

Vendor Declared Affected Products

SourceVendorProductVersionPlatforms
CNA Na N/a affected n/a Not specified

References

ReferenceSourceLinkTags
Red Hat Customer Portal af854a3a-2127-422b-91ae-364da2661108 rhn.redhat.com Third Party Advisory
Bug 1118158 – CVE-2014-4975 ruby: off-by-one stack-based buffer overflow in the encodes() function af854a3a-2127-422b-91ae-364da2661108 bugzilla.redhat.com Issue Tracking
IBM X-Force Exchange af854a3a-2127-422b-91ae-364da2661108 exchange.xforce.ibmcloud.com
Red Hat Customer Portal af854a3a-2127-422b-91ae-364da2661108 rhn.redhat.com Third Party Advisory
USN-2397-1: Ruby vulnerabilities | Ubuntu af854a3a-2127-422b-91ae-364da2661108 www.ubuntu.com Third Party Advisory
Mageia Advisory: MGASA-2014-0472 - Updated ruby packages fix security vulnerabilities af854a3a-2127-422b-91ae-364da2661108 advisories.mageia.org Third Party Advisory
Bug #10019: segmentation fault/buffer overrun in pack.c (encodes) - ruby-trunk - Ruby Issue Tracking System af854a3a-2127-422b-91ae-364da2661108 bugs.ruby-lang.org Vendor Advisory
Ruby 'pack.c' Buffer Overflow Vulnerability af854a3a-2127-422b-91ae-364da2661108 www.securityfocus.com Third Party Advisory, VDB Entry
Oracle Linux Bulletin - January 2016 af854a3a-2127-422b-91ae-364da2661108 www.oracle.com Third Party Advisory
oss-security - Fwd: [ruby-core:63604] [ruby-trunk - Bug #10019] [Open] segmentation fault/buffer overrun in pack.c (encodes) af854a3a-2127-422b-91ae-364da2661108 www.openwall.com Mailing List
Red Hat Customer Portal af854a3a-2127-422b-91ae-364da2661108 rhn.redhat.com Third Party Advisory
Support / Security / Advisories / / MDVSA-2015:129 | Mandriva af854a3a-2127-422b-91ae-364da2661108 www.mandriva.com Broken Link
[ruby] Revision 46778 af854a3a-2127-422b-91ae-364da2661108 svn.ruby-lang.org Vendor Advisory
Debian -- Security Information -- DSA-3157-1 ruby1.9.1 af854a3a-2127-422b-91ae-364da2661108 www.debian.org Third Party Advisory
CVE Program record CVE.ORG www.cve.org canonical
NVD vulnerability detail NVD nvd.nist.gov canonical, analysis

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