| Name | CVE-2023-29451 |
| Description | Specially crafted string can cause a buffer overrun in the JSON parser library leading to a crash of the Zabbix Server or a Zabbix Proxy. |
| Source | CVE (at NVD; CERT, LWN, oss-sec, fulldisc, Red Hat, Ubuntu, Gentoo, SUSE bugzilla/CVE, GitHub advisories/code/issues, web search, more) |
| References | DLA-3538-1 |
Vulnerable and fixed packages
The table below lists information on source packages.
| Source Package | Release | Version | Status |
|---|
| zabbix (PTS) | buster | 1:4.0.4+dfsg-1 | vulnerable |
| buster (security) | 1:4.0.4+dfsg-1+deb10u2 | fixed |
| bullseye | 1:5.0.8+dfsg-1 | fixed |
| bookworm, sid, trixie | 1:6.0.14+dfsg-1 | vulnerable |
The information below is based on the following data on fixed versions.
| Package | Type | Release | Fixed Version | Urgency | Origin | Debian Bugs |
|---|
| zabbix | source | buster | 1:4.0.4+dfsg-1+deb10u2 | | DLA-3538-1 | |
| zabbix | source | bullseye | (not affected) | | | |
| zabbix | source | (unstable) | (unfixed) | | | |
Notes
[bookworm] - zabbix <no-dsa> (Minor issue)
[bullseye] - zabbix <not-affected> (5.x not affected)
https://support.zabbix.com/browse/ZBX-22587