CVE-2025-62813
LZ4 Denial of Service (DoS) and Potential Unspecified Impact Vulnerability
Description
LZ4 through 1.10.0 allows attackers to cause a denial of service (application crash) or possibly have unspecified other impact when the application processes untrusted LZ4 frames. For example, LZ4F_createCDict_advanced in lib/lz4frame.c mishandles NULL checks.
INFO
Published Date :
Oct. 23, 2025, 4:17 a.m.
Last Modified :
Oct. 23, 2025, 4:17 a.m.
Remotely Exploit :
No
Source :
[email protected]
CVSS Scores
| Score | Version | Severity | Vector | Exploitability Score | Impact Score | Source |
|---|---|---|---|---|---|---|
| CVSS 3.1 | MEDIUM | [email protected] |
Solution
- Update LZ4 to a fixed version.
- Ensure applications process LZ4 frames safely.
- Review LZ4 frame handling logic.
- Test the application thoroughly.
References to Advisories, Solutions, and Tools
Here, you will find a curated list of external links that provide in-depth
information, practical solutions, and valuable tools related to
CVE-2025-62813.
| URL | Resource |
|---|---|
| https://github.com/lz4/lz4/commit/f64efec011c058bd70348576438abac222fe6c82 | |
| https://github.com/lz4/lz4/pull/1593 |
CWE - Common Weakness Enumeration
While CVE identifies
specific instances of vulnerabilities, CWE categorizes the common flaws or
weaknesses that can lead to vulnerabilities. CVE-2025-62813 is
associated with the following CWEs:
Common Attack Pattern Enumeration and Classification (CAPEC)
Common Attack Pattern Enumeration and Classification
(CAPEC)
stores attack patterns, which are descriptions of the common attributes and
approaches employed by adversaries to exploit the CVE-2025-62813
weaknesses.
We scan GitHub repositories to detect new proof-of-concept exploits. Following list is a collection of public exploits and proof-of-concepts, which have been published on GitHub (sorted by the most recently updated).
Results are limited to the first 15 repositories due to potential performance issues.
The following list is the news that have been mention
CVE-2025-62813 vulnerability anywhere in the article.
The following table lists the changes that have been made to the
CVE-2025-62813 vulnerability over time.
Vulnerability history details can be useful for understanding the evolution of a vulnerability, and for identifying the most recent changes that may impact the vulnerability's severity, exploitability, or other characteristics.
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New CVE Received by [email protected]
Oct. 23, 2025
Action Type Old Value New Value Added Description LZ4 through 1.10.0 allows attackers to cause a denial of service (application crash) or possibly have unspecified other impact when the application processes untrusted LZ4 frames. For example, LZ4F_createCDict_advanced in lib/lz4frame.c mishandles NULL checks. Added CVSS V3.1 AV:L/AC:H/PR:N/UI:N/S:C/C:N/I:N/A:H Added CWE CWE-158 Added Reference https://github.com/lz4/lz4/commit/f64efec011c058bd70348576438abac222fe6c82 Added Reference https://github.com/lz4/lz4/pull/1593