CVE-2014-4715

Severity: medium (CVSS 5.0 v2.0)
Exploited in the wild: not listed in CISA KEV
EPSS: 2.8% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2014-07-03 · updated 2026-06-17
Weakness: CWE-189

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.

Affected products

Yann Collet Lz4: through r118

References

http://blog.securitymouse.com/2014/07/i-was-wrong-proving-lz4-exploitable.html
http://fastcompression.blogspot.fr/2014/07/software-vulnerabilities-how-it-works.html
http://secunia.com/advisories/59770
https://code.google.com/p/lz4/issues/detail?id=134
https://code.google.com/p/lz4/source/detail?r=119
http://blog.securitymouse.com/2014/07/i-was-wrong-proving-lz4-exploitable.html
http://fastcompression.blogspot.fr/2014/07/software-vulnerabilities-how-it-works.html
http://secunia.com/advisories/59770
https://code.google.com/p/lz4/issues/detail?id=134
https://code.google.com/p/lz4/source/detail?r=119

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