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CVE-2014-4715

5.0 · MEDIUM

Yann Collet LZ4 before r119, when used on certain 32-bit platforms that allocate memory beyond 0x80000000, does not properly detect integer overflows, which allows context-dependent attackers to ca…

Published Jul 3, 2014yann_colletCWE-189EPSS 2.75%

Overview

CVE-2014-4715 is a medium-severity vulnerability affecting yann_collet lz4. It was published on July 3, 2014 and has a CVSS 2.0 base score of 5.0 (MEDIUM).

This vulnerability has a CVSS 2.0 base score of 5.0, rated MEDIUM. It can be exploited remotely over the network. No authentication or special privileges are required for exploitation.

Technical description

Yann Collet LZ4 before r119, when used on certain 32-bit platforms that allocate memory beyond 0x80000000, does not properly detect integer overflows, which allows context-dependent attackers to cause a denial of service (memory corruption) or possibly have unspecified other impact via a crafted Literal Run, a different vulnerability than CVE-2014-4611.

Remediation

Check the references section for vendor advisories and patches from yann_collet. Update lz4 to the latest patched version. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.

Affected products

VendorProductVersionsStatus
yann_colletlz40Affected

References

Refblog.securitymouse.com/2014/07/i-was-wrong-proving-lz4-exploitable.htmlReffastcompression.blogspot.fr/2014/07/software-vulnerabilities-how-it-works.htmlRefsecunia.com/advisories/59770Refcode.google.com/p/lz4/issues/detail?id=134Refcode.google.com/p/lz4/source/detail?r=119Refblog.securitymouse.com/2014/07/i-was-wrong-proving-lz4-exploitable.htmlReffastcompression.blogspot.fr/2014/07/software-vulnerabilities-how-it-works.htmlRefsecunia.com/advisories/59770Refcode.google.com/p/lz4/issues/detail?id=134Refcode.google.com/p/lz4/source/detail?r=119

How CyberStrike helps

Frequently asked questions

What is CVE-2014-4715?

CVE-2014-4715 is a medium-severity vulnerability affecting yann_collet lz4. It was published on July 3, 2014 and has a CVSS 2.0 base score of 5.0 (MEDIUM).

How severe is CVE-2014-4715?

This vulnerability has a CVSS 2.0 base score of 5.0, rated MEDIUM. It can be exploited remotely over the network. No authentication or special privileges are required for exploitation.

How do I fix or remediate CVE-2014-4715?

Check the references section for vendor advisories and patches from yann_collet. Update lz4 to the latest patched version. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.

How can CyberStrike help with CVE-2014-4715?

CyberStrike is an open-source, AI-augmented pentesting engine. Rather than flag a version number, it tests whether an issue like CVE-2014-4715 is actually reachable in your own applications and APIs, then verifies each finding before reporting it. That tells you if the weakness is a real, exploitable risk in your environment or a false positive you can safely deprioritize.

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