CVE-2017-0898

Impact:
Moderate
Public Date:
2017-09-14
CWE:
CWE-122
Bugzilla:
1492015: CVE-2017-0898 ruby: Buffer underrun vulnerability in Kernel.sprintf
A buffer underflow was found in ruby's sprintf function. An attacker, with ability to control its format string parameter, could send a specially crafted string that would disclose heap memory or crash the interpreter.

Find out more about CVE-2017-0898 from the MITRE CVE dictionary dictionary and NIST NVD.

Statement

This issue affects the versions of ruby as shipped with Red Hat Enterprise Linux 7 and the versions of rh-ruby22-ruby and rh-ruby23-ruby as shipped with Red Hat Software Collections. Red Hat Product Security has rated this issue as having Moderate security impact. A future update may address this issue. For additional information, refer to the Issue Severity Classification: https://access.redhat.com/security/updates/classification/.

CVSS v3 metrics

CVSS3 Base Score 6.5
CVSS3 Base Metrics CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:N/A:H
Attack Vector Network
Attack Complexity High
Privileges Required None
User Interaction None
Scope Unchanged
Confidentiality Low
Integrity Impact None
Availability Impact High

Red Hat Security Errata

Platform Errata Release Date
Red Hat Software Collections for Red Hat Enterprise Linux 6 (rh-ruby23-ruby) RHSA-2018:0585 2018-03-26
Red Hat Software Collections for Red Hat Enterprise Linux 6 (rh-ruby22-ruby) RHSA-2018:0583 2018-03-26
Red Hat Software Collections for Red Hat Enterprise Linux 7 (rh-ruby22-ruby) RHSA-2018:0583 2018-03-26
Red Hat Software Collections for Red Hat Enterprise Linux 6 (rh-ruby24-ruby) RHSA-2017:3485 2017-12-19
Red Hat Software Collections for Red Hat Enterprise Linux 7 (rh-ruby24-ruby) RHSA-2017:3485 2017-12-19
Red Hat Software Collections for Red Hat Enterprise Linux 7 (rh-ruby23-ruby) RHSA-2018:0585 2018-03-26
Red Hat Enterprise Linux 7 (ruby) RHSA-2018:0378 2018-02-28

Affected Packages State

Platform Package State
Red Hat Subscription Asset Manager 1 ruby193-ruby Will not fix
Red Hat Enterprise Linux 6 ruby Not affected
Red Hat Enterprise Linux 5 ruby Not affected

External References

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