| Name | CVE-2017-9430 |
| Description | Stack-based buffer overflow in dnstracer through 1.9 allows attackers to cause a denial of service (application crash) or possibly have unspecified other impact via a command line with a long name argument that is mishandled in a strcpy call for argv[0]. An example threat model is a web application that launches dnstracer with an untrusted name string. |
| Source | CVE (at NVD; CERT, LWN, oss-sec, fulldisc, Red Hat, Ubuntu, Gentoo, SUSE bugzilla/CVE, GitHub advisories/code/issues, web search, more) |
Vulnerable and fixed packages
The table below lists information on source packages.
| Source Package | Release | Version | Status |
|---|
| dnstracer (PTS) | jessie | 1.9-4 | vulnerable |
| buster, bullseye, stretch | 1.9-5 | vulnerable |
| bookworm | 1.9-7 | vulnerable |
| sid, trixie | 1.9-8 | vulnerable |
The information below is based on the following data on fixed versions.
| Package | Type | Release | Fixed Version | Urgency | Origin | Debian Bugs |
|---|
| dnstracer | source | (unstable) | (unfixed) | unimportant | | |
Notes
Crash in CLI tool, disputable if any exposed service makes use of dnstrace.
One scenario would be to have a web application that launches dnstracer
with user supplied name strings to evaluate.