CVE-2014-4715

MEDIUM

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.

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

Details

Source: MITRE

Published: 2014-07-03

Updated: 2014-07-17

Type: CWE-189

Risk Information

CVSS v2.0

Base Score: 5

Vector: AV:N/AC:L/Au:N/C:N/I:N/A:P

Impact Score: 2.9

Exploitability Score: 10

Severity: MEDIUM