critical
10
CWE
119
Advisory Published
Updated

CVE-2014-7186: Buffer Overflow

First published: Sun Sep 28 2014(Updated: )

The redirection implementation in parse.y in GNU Bash through 4.3 bash43-026 allows remote attackers to cause a denial of service (out-of-bounds array access and application crash) or possibly have unspecified other impact via crafted use of here documents, aka the "redir_stack" issue.

Credit: cve@mitre.org

Affected SoftwareAffected VersionHow to fix
GNU Bash=1.14.0
GNU Bash=1.14.1
GNU Bash=1.14.2
GNU Bash=1.14.3
GNU Bash=1.14.4
GNU Bash=1.14.5
GNU Bash=1.14.6
GNU Bash=1.14.7
GNU Bash=2.0
GNU Bash=2.01
GNU Bash=2.01.1
GNU Bash=2.02
GNU Bash=2.02.1
GNU Bash=2.03
GNU Bash=2.04
GNU Bash=2.05
GNU Bash=2.05-a
GNU Bash=2.05-b
GNU Bash=3.0
GNU Bash=3.0.16
GNU Bash=3.1
GNU Bash=3.2
GNU Bash=3.2.48
GNU Bash=4.0
GNU Bash=4.0-rc1
GNU Bash=4.1
GNU Bash=4.2
GNU Bash=4.3

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Reference Links

Frequently Asked Questions

  • What is the severity of CVE-2014-7186?

    CVE-2014-7186 has been rated as a high severity vulnerability due to the potential for denial of service effects.

  • How do I fix CVE-2014-7186?

    To fix CVE-2014-7186, update GNU Bash to a version later than 4.3.

  • What type of vulnerability is CVE-2014-7186?

    CVE-2014-7186 is a denial of service vulnerability caused by out-of-bounds array access.

  • Who is affected by CVE-2014-7186?

    CVE-2014-7186 affects multiple versions of GNU Bash, specifically versions 1.14.0 to 4.3.

  • What are the consequences of exploiting CVE-2014-7186?

    Exploiting CVE-2014-7186 can lead to application crashes and potentially other unspecified impacts.

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