CVE-2015-8776

Impact:
Moderate
Public Date:
2015-09-20
IAVA:
2016-A-0053
Bugzilla:
1300299: CVE-2015-8776 glibc: Segmentation fault caused by passing out-of-range data to strftime()
It was found that out-of-range time values passed to the strftime() function could result in an out-of-bounds memory access. This could lead to application crash or, potentially, information disclosure.

Find out more about CVE-2015-8776 from the MITRE CVE dictionary dictionary and NIST NVD.

CVSS v2 metrics

Base Score 4
Base Metrics AV:N/AC:H/Au:N/C:P/I:N/A:P
Access Vector Network
Access Complexity High
Authentication None
Confidentiality Impact Partial
Integrity Impact None
Availability Impact Partial

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

Find out more about Red Hat support for the Common Vulnerability Scoring System (CVSS).

Red Hat Security Errata

Platform Errata Release Date
Red Hat Enterprise Linux 7 (glibc) RHSA-2017:1916 2017-08-01
Red Hat Enterprise Linux 6 (glibc) RHSA-2017:0680 2017-03-21

Affected Packages State

Platform Package State
Red Hat Enterprise Linux 7 compat-glibc Will not fix
Red Hat Enterprise Linux 6 compat-glibc Will not fix
Red Hat Enterprise Linux 5 compat-glibc Will not fix
Red Hat Enterprise Linux 5 glibc Will not fix

Mitigation

Check time values before they are passed to strftime, or call strftime only with struct tm values computed by gmtime or localtime.

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