NULL pointer dereference in 9fans Plan9port
CVE-2025-7209
A vulnerability has been found in 9fans plan9port up to 9da5b44 and classified as problematic. Affected by this vulnerability is the function value_decode in the library src/libsec/port/x509.c. The manipulation leads to null pointer derefe…
EPSS: 0.002 (9.9th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 3.3 (Low). Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L.
Affected products
- 9fans Plan9port — versions 9da5b44
Weakness classification (CWE)
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 (issue-tracking, Exploit, Patch, Issue Tracking, Vendor Advisory)
- cna@vuldb.com (issue-tracking, Patch)
- cna@vuldb.com (Exploit, exploit)
- cna@vuldb.com (Patch, patch)
Frequently asked questions
- What is CVE-2025-7209?
- CVE-2025-7209 is a low-severity vulnerability in 9fans Plan9port, classified under Improper Resource Shutdown or Release. CVSS score: 3.3/10. Published 2025-07-09.
- How severe is CVE-2025-7209?
- Low severity. CVSS v3 base score is 3.3 out of 10.