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01 Record

CVE-2014-4975

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

UnratedPUBLISHEDCNA: mitre
CNA base scoreUnratedNo CNA CVSS vector

02 Description

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

03 Exploitation and scoring

Exploitation
Not assessed. CISA has not published an exploitation assessment for this record, and it is not in the KEV catalog. That is an absence of assessment, not a finding of no risk.
SSVC decision
Not assessed by CISA
EPSS probability
3.45% probability of exploitation activity in the next 30 days.
EPSS percentile
Equal to or higher than the score of 88.6% of scored records. A rank, not a probability.
NVD base score
The NVD has published no score for this record
NVD CVSS vector
No NVD score to derive
NVD analysis status
Modified. NVD last modified this record on 2026-06-17.
Red Hat severity
Low. Red Hat's rating for its own products, not a CVSS rating.

Exploit-prediction scores from FIRST. Independent scoring and analysis status from the NVD. Vendor severity from Red Hat. Exploitation assessment and catalog membership from CISA.

04 Metadata

Published
2014-11-15 20:00Z11 YR AGO
Last updated
2024-08-06 11:34Z2 YR AGO
Reserved
2014-07-15
Assigning CNA
mitre
Record state
PUBLISHED
Severity
Not rated by the issuing CNA
CNA CVSS vector
Not published by the issuing CNA
Weaknesses
  • CWE-119Improper Restriction of Operations within the Bounds of a Memory BufferClass
  • CWE-193Off-by-one ErrorBase
Data version
5.1
Document digest
74069a2b289da1926f72f6a07b527453430ecb14b908262377e4590cbdf0dcc3

05 Affected products

VendorProductVersionsPlatforms
canonicalubuntu_linuxNot specified—
debiandebian_linuxNot specified—
redhatcloudforms_managementengineNot specified—
redhatenterprise_linuxNot specified—
redhatenterprise_linux_desktopNot specified—
redhatenterprise_linux_hpc_nodeNot specified—
redhatenterprise_linux_serverNot specified—
redhatenterprise_linux_workstationNot specified—
redhathummingbirdNot specified—
redhatopenshiftNot specified—
redhatopenstackNot specified—
redhatrhel_software_collectionsNot specified—
redhatsatelliteNot specified—
rhel_sam1Not specified—
ruby-langrubyNot specified—

06 References

07 Fixed in

Ubuntu 14.04 LTS

  • ruby1.9.1
    Fixed in 1.9.3.484-2ubuntu1.1
  • ruby2.0
    Fixed in 2.0.0.484-1ubuntu2.1

Source: Ubuntu, Canonical Ltd. Licensed under CC BY-SA 4.0. Received through OSV.dev. Reformatted by exploit.cc.

A release or ecosystem missing from this list has no record here. It may be unaffected or not covered by the source. Source notices and licences.