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CVE-2014-4715

17
FAUCET Score

CVE-2014-4715 is an integer overflow vulnerability affecting Yann Collet LZ4 before r119 on specific 32-bit platforms. This flaw, distinct from CVE-2014-4611, allows attackers to trigger a denial of service through memory corruption or potentially other unspecified impacts by crafting a malicious Literal Run. With a CVSS score of 5.0, it has a low attack complexity and requires no authentication, but its primary impact is a denial of service. There is no evidence of active exploitation, public exploit code (Metasploit, Nuclei, ExploitDB), or significant community discussion or media coverage.

Impacted Technologies

VendorProductVersion(s)CPE
<= r118CPE matchmatch criteria
cpe:2.3:a:yann_collet:lz4:*:*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 2.0

5.0MEDIUM

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

Confidentiality Impact
NONE
Integrity Impact
NONE
Availability Impact
PARTIAL
Access Vector
NETWORK
Access Complexity
LOW
Authentication
NONE
Exploitability Score
10.0
Impact Score
2.9
CvssVersion
2.0

Exploit Intelligence

EPSS Score
2.75%
Probability of exploitation in next 30 days
EPSS Percentile
84.7%
Percentile rank of EPSS score among Peer Group
As of 2026-07-24
Model: v2026.06.15
This CVE's current EPSS score of 0.0275 is in the 78th percentile among its peer group of 23,684 CVEs.

Social Chatter

The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.1 Bluesky, 0.0 Mastodon, and 0.4 GitHub mentions.

Media Mentions

No media coverage found for this CVE.

The average CVE in this peer group has 0.0 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.

Remediation

Vendor Advisories (1)

redhatCVE-2014-4715Moderate

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

Jul 3, 2014

References

blog.securitymouse.com / 2014/07/i-was-wrong-proving-lz4-exploitable.html
fastcompression.blogspot.fr / 2014/07/software-vulnerabilities-how-it-works.html
code.google.com / p/lz4/issues/detail
code.google.com / p/lz4/source/detail
secunia.com / advisories/59770