CVE-2014-4975
The MITRE CVE dictionary describes this issue as:
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.
Find out more about CVE-2014-4975 from the MITRE CVE dictionary dictionary and NIST NVD.
Statement
This issue did not affect the versions of ruby as shipped with Red Hat Enterprise Linux 5 and 6.
CVSS v2 metrics
| Base Score | 2.6 |
|---|---|
| Base Metrics | AV:N/AC:H/Au:N/C:N/I:N/A:P |
| Access Vector | Network |
| Access Complexity | High |
| Authentication | None |
| Confidentiality Impact | None |
| Integrity Impact | None |
| Availability Impact | Partial |
Find out more about Red Hat support for the Common Vulnerability Scoring System (CVSS).
Red Hat Security Errata
| Platform | Errata | Release Date |
|---|---|---|
| Red Hat Software Collections 1 for Red Hat Enterprise Linux 6 (ruby200-ruby) | RHSA-2014:1914 | 2014-11-26 |
| Red Hat Software Collections 1 for Red Hat Enterprise Linux 7 (ruby200-ruby) | RHSA-2014:1914 | 2014-11-26 |
| Red Hat Enterprise Linux 7 (ruby) | RHSA-2014:1912 | 2014-11-26 |
| Red Hat Software Collections 1 for Red Hat Enterprise Linux 6 (ruby193-ruby) | RHSA-2014:1913 | 2014-11-26 |
| Red Hat Software Collections 1 for Red Hat Enterprise Linux 7 (ruby193-ruby) | RHSA-2014:1913 | 2014-11-26 |
Affected Packages State
| Platform | Package | State |
|---|---|---|
| Red Hat Subscription Asset Manager 1 | ruby193-ruby | Will not fix |
| Red Hat Satellite 6 | rubygem-rake | Will not fix |
| Red Hat OpenShift Enterprise 1 | ruby193-ruby | Will not fix |
| Red Hat Enterprise Linux OpenStack Platform 4.0 | ruby193-ruby | Will not fix |
| Red Hat Enterprise Linux OpenStack Platform 3.0 | ruby193-ruby | Will not fix |
| Red Hat Enterprise Linux 6 | ruby | Not affected |
| Red Hat Enterprise Linux 5 | ruby | Not affected |
CVE description copyright © 2017, The MITRE Corporation