high
7.5
CWE
119 189 190
Advisory Published
Updated

CVE-2015-7183: Buffer Overflow

First published: Thu Nov 05 2015(Updated: )

Integer overflow in the PL_ARENA_ALLOCATE implementation in Netscape Portable Runtime (NSPR) in Mozilla Network Security Services (NSS) before 3.19.2.1 and 3.20.x before 3.20.1, as used in Firefox before 42.0 and Firefox ESR 38.x before 38.4 and other products, allows remote attackers to execute arbitrary code or cause a denial of service (memory corruption and application crash) via unspecified vectors.

Credit: security@mozilla.org security@mozilla.org

Affected SoftwareAffected VersionHow to fix
Mozilla Firefox<=41.0.2
Mozilla NSS ESR<=3.19.2.0
Mozilla NSS ESR=3.20.0
Mozilla Firefox=38.0
Mozilla Firefox=38.0.1
Mozilla Firefox=38.0.5
Mozilla Firefox=38.1.0
Mozilla Firefox=38.1.1
Mozilla Firefox=38.2.0
Mozilla Firefox=38.2.1
Mozilla Firefox=38.3.0
Mozilla Firefox ESR=38.0
Mozilla Firefox ESR=38.0.1
Mozilla Firefox ESR=38.0.5
Mozilla Firefox ESR=38.1.0
Mozilla Firefox ESR=38.1.1
Mozilla Firefox ESR=38.2.0
Mozilla Firefox ESR=38.2.1
Mozilla Firefox ESR=38.3.0

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Reference Links

Frequently Asked Questions

  • What is the severity of CVE-2015-7183?

    CVE-2015-7183 has been classified as a high severity vulnerability due to potential remote code execution risks.

  • How do I fix CVE-2015-7183?

    To fix CVE-2015-7183, update your Mozilla Firefox or NSS to versions that are not vulnerable, specifically Firefox 42.0 or later and NSS 3.19.2.1 or later.

  • What are the affected versions of Firefox for CVE-2015-7183?

    Affected versions of Firefox for CVE-2015-7183 include all versions prior to 42.0.

  • Can CVE-2015-7183 be exploited remotely?

    Yes, CVE-2015-7183 can be exploited remotely by an attacker to execute arbitrary code on the user's system.

  • What component is affected by CVE-2015-7183?

    CVE-2015-7183 affects the PL_ARENA_ALLOCATE implementation in the Netscape Portable Runtime (NSPR) used in Mozilla products.

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