CVE-2015-8779

Impact:
Moderate
Public Date:
2015-01-29
IAVA:
2016-A-0053
Bugzilla:
1300312: CVE-2015-8779 glibc: Unbounded stack allocation in catopen function
A stack based buffer overflow vulnerability was found in the catopen() function. An excessively long string passed to the function could cause it to crash or, potentially, execute arbitrary code.

Find out more about CVE-2015-8779 from the MITRE CVE dictionary dictionary and NIST NVD.

CVSS v2 metrics

Base Score 5.1
Base Metrics AV:N/AC:H/Au:N/C:P/I:P/A:P
Access Vector Network
Access Complexity High
Authentication None
Confidentiality Impact Partial
Integrity Impact Partial
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 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

Do not use applications which call catopen with unbounded strings. The catopen function is rarely used. Typical application usage involves passing a short, constant string to catopen, so most applications are not affect even if they call catopen.

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