CVE-2014-4715
lz4: LZ4_decompress_generic() integer overflow (32-bit arches)
Severity
ModerateRed Hat Product Security
CVSS 2.0
Review impact separately from score.
Published · July 3, 2014
Updated · November 21, 2025
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.
Statement
This issue does not affect the versions of the kernel package as shipped with Red Hat Enterprise Linux 5, 6, 7 and Red Hat Enterprise MRG 2.
CVSS score applicability
The CVSS score(s) listed for this vulnerability do not reflect the associated product's status, and are included for informational purposes to better understand the severity of this vulnerability.
Mitigation
No mitigation is specified in collected source.
CVSS / CWE
CVSS 2.0 · 6AV:L/AC:H/Au:S/C:C/I:C/A:C
CWE-190 · Integer Overflow or Wraparound