Buffer overflow in Blosc C-Blosc2
CVE-2024-3204
A vulnerability has been found in c-blosc2 up to 2.13.2 and classified as critical. Affected by this vulnerability is the function ndlz4_decompress of the file /src/c-blosc2/plugins/codecs/ndlz/ndlz4x4.c. The manipulation leads to heap-based buffer overflow. The attack can be launched remotely. The exploit has been disclosed to the public and may be used. Upgrading to version 2.14.3 is able to address this issue. It is recommended to upgrade the affected component. The associated identifier of this vulnerability is VDB-259051.
Vulnerability class: Buffer Overflow
EPSS: 0.013 (67.0th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 7.3 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L.
Affected products
- Blosc C-blosc2
- N/a C-blosc2 — versions 2.13.0, 2.13.1, 2.13.2
Weakness classification (CWE)
Public proof-of-concept exploits
References
- cna@vuldb.com (technical-description, VDB Entry, Third Party Advisory, vdb-entry)
- cna@vuldb.com (signature, Permissions Required, permissions-required, VDB Entry)
- cna@vuldb.com (Exploit, VDB Entry, Third Party Advisory, third-party-advisory)
- cna@vuldb.com (Product, exploit)
- cna@vuldb.com (Release Notes, patch)
Frequently asked questions
- What is CVE-2024-3204?
- CVE-2024-3204 is a high-severity vulnerability in Blosc C-Blosc2, classified under Heap-based Buffer Overflow. CVSS score: 7.3/10. Published 2024-04-02.
- How severe is CVE-2024-3204?
- High severity. CVSS v3 base score is 7.3 out of 10.
- Is CVE-2024-3204 known to be exploited?
- 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.