| Name | CVE-2018-18409 |
| Description | A stack-based buffer over-read exists in setbit() at iptree.h of TCPFLOW 1.5.0, due to received incorrect values causing incorrect computation, leading to denial of service during an address_histogram call or a get_histogram call. |
| Source | CVE (at NVD; CERT, LWN, oss-sec, fulldisc, Red Hat, Ubuntu, Gentoo, SUSE bugzilla/CVE, GitHub advisories/code/issues, web search, more) |
| Debian Bugs | 911263 |
Vulnerable and fixed packages
The table below lists information on source packages.
| Source Package | Release | Version | Status |
|---|
| tcpflow (PTS) | jessie, jessie (lts) | 1.4.4+repack1-3+deb8u1 | vulnerable |
| stretch (security), stretch (lts), stretch | 1.4.5+repack1-3+deb9u1 | vulnerable |
| buster, bullseye | 1.5.2+repack1-1 | fixed |
| bookworm | 1.6.1-2 | fixed |
| sid, trixie | 1.6.1-3 | fixed |
The information below is based on the following data on fixed versions.
| Package | Type | Release | Fixed Version | Urgency | Origin | Debian Bugs |
|---|
| tcpflow | source | (unstable) | 1.5.2+repack1-1 | unimportant | | 911263 |
Notes
https://github.com/simsong/tcpflow/issues/195
https://github.com/simsong/tcpflow/commit/89c04b4fb0e46b3c4f1388686e83966e531cbea9
Crash in CLI tool, no security impact