| Name | CVE-2019-25037 | 
| Description | Unbound before 1.9.5 allows an assertion failure and denial of service in dname_pkt_copy via an invalid packet. NOTE: The vendor disputes that this is a vulnerability. Although the code may be vulnerable, a running Unbound installation cannot be remotely or locally exploited | 
| 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) | 
| References | DLA-2652-1 | 
Vulnerable and fixed packages
The table below lists information on source packages.
| Source Package | Release | Version | Status | 
|---|
| unbound (PTS) | bullseye | 1.13.1-1+deb11u2 | fixed | 
 | bullseye (security) | 1.13.1-1+deb11u5 | fixed | 
 | bookworm, bookworm (security) | 1.17.1-2+deb12u3 | fixed | 
 | trixie | 1.22.0-2 | fixed | 
 | forky, sid | 1.24.1-2 | fixed | 
The information below is based on the following data on fixed versions.
| Package | Type | Release | Fixed Version | Urgency | Origin | Debian Bugs | 
|---|
| unbound | source | stretch | (unfixed) | end-of-life |  |  | 
| unbound | source | (unstable) | 1.9.6-1 | unimportant |  |  | 
| unbound1.9 | source | stretch | 1.9.0-2+deb10u2~deb9u2 |  | DLA-2652-1 |  | 
Notes
[stretch] - unbound <end-of-life> (No longer supported, see DSA 4694)
https://github.com/NLnetLabs/unbound/commit/d2eb78e871153f22332d30c6647f3815148f21e5
Not deemed an exploitable vulnerability by upstream