CVE Database›Document archive›CVE-2014-4715

CVE-2014-4715

lz4: LZ4_decompress_generic() integer overflow (32-bit arches)

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Severity

Moderate

Red Hat Product Security

6

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 · 6
AV:L/AC:H/Au:S/C:C/I:C/A:C

CWE-190 · Integer Overflow or Wraparound