| Name | CVE-2026-48696 |
| Description | FastNetMon Community Edition through 1.2.9 has a buffer overflow, a different vulnerability than CVE-2026-48686 and CVE-2026-48689. |
| Source | CVE (at NVD; CERT, ENISA, LWN, oss-sec, fulldisc, Debian ELTS, Red Hat, Ubuntu, Gentoo, SUSE bugzilla/CVE, GitHub advisories/code/issues, web search, more) |
| Debian Bugs | 1138646 |
Vulnerable and fixed packages
The table below lists information on source packages.
| Source Package | Release | Version | Status |
|---|
| fastnetmon (PTS) | bookworm, bookworm (security) | 1.2.4-2+deb12u1 | vulnerable |
| trixie | 1.2.8-1 | vulnerable |
| forky, sid | 1.2.9-1 | fixed |
The information below is based on the following data on fixed versions.
| Package | Type | Release | Fixed Version | Urgency | Origin | Debian Bugs |
|---|
| fastnetmon | source | (unstable) | 1.2.9-1 | unimportant | | 1138646 |
Notes
https://lorikeetsecurity.com/blog/fastnetmon-cve-2026-48696-exabgp-sprintf-overflow
Crosses no real security boundary, requires attacker to modify config file
https://github.com/pavel-odintsov/fastnetmon/pull/1050
https://github.com/pavel-odintsov/fastnetmon/commit/97b04568b6f12977aedb9682fcd9ca7ca952e84a (v1.2.9)