Buffer overflow in 9fans Plan9port

CVE-2025-7208

A vulnerability was found in 9fans plan9port up to 9da5b44. It has been classified as critical. This affects the function edump in the library /src/plan9port/src/libsec/port/x509.c. The manipulation leads to heap-based buffer overflow. The…

Vulnerability class: Buffer Overflow

EPSS: 0.006 (42.0th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 5.5 (Medium). Vector: CVSS:3.1/AV:A/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L.

Affected products

Weakness classification (CWE)

References

Frequently asked questions

What is CVE-2025-7208?
CVE-2025-7208 is a medium-severity vulnerability in 9fans Plan9port, classified under Improper Restriction of Operations within the Bounds of a Memory Buffer. CVSS score: 5.5/10. Published 2025-07-09.
How severe is CVE-2025-7208?
Medium severity. CVSS v3 base score is 5.5 out of 10.