Integer overflow in Zapping-Vbi Zvbi
CVE-2025-2177
A vulnerability classified as critical was found in libzvbi up to 0.2.43. This vulnerability affects the function vbi_search_new of the file src/search.c. The manipulation of the argument pat_len leads to integer overflow. The attack can be initiated remotely. The exploit has been disclosed to the public and may be used. Upgrading to version 0.2.44 is able to address this issue. The patch is identified as ca1672134b3e2962cd392212c73f44f8f4cb489f. It is recommended to upgrade the affected component. The code maintainer was informed beforehand about the issues. She reacted very fast and highly professional.
EPSS: 0.006 (44.1th 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
- Zapping-vbi Zvbi
- N/a Libzvbi — versions 0.2.0, 0.2.1, 0.2.2
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 (VDB Entry, Third Party Advisory, third-party-advisory)
- cna@vuldb.com (related, Third Party Advisory)
- cna@vuldb.com (Patch, patch)
- cna@vuldb.com (Patch, Release Notes, patch)
Frequently asked questions
- What is CVE-2025-2177?
- CVE-2025-2177 is a high-severity vulnerability in Zapping-Vbi Zvbi, classified under CWE-189. CVSS score: 7.3/10. Published 2025-03-11.
- How severe is CVE-2025-2177?
- High severity. CVSS v3 base score is 7.3 out of 10.
- Is CVE-2025-2177 known to be exploited?
- 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.