CVE-2014-4611
lz4: LZ4_decompress_generic() integer overflow
Severity
ModerateRed Hat Product Security
CVSS 2.0
Review impact separately from score.
Published · June 26, 2014
Updated · January 14, 2026
Description
Integer overflow in the LZ4 algorithm implementation, as used in Yann Collet LZ4 before r118 and in the lz4_uncompress function in lib/lz4/lz4_decompress.c in the Linux kernel before 3.15.2, on 32-bit platforms might allow context-dependent attackers to cause a denial of service (memory corruption) or possibly have unspecified other impact via a crafted Literal Run that would be improperly handled by programs not complying with an API limitation, a different vulnerability than CVE-2014-4715.
Statement
Not vulnerable. This issue does not affect the kernel packages as shipped with Red Hat Enterprise Linux 5, 6, 7 and Red Hat Enterprise Linux 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