CVE-2023-32726

NameCVE-2023-32726
DescriptionThe vulnerability is caused by improper check for check if RDLENGTH does not overflow the buffer in response from DNS server.
SourceCVE (at NVD; CERT, LWN, oss-sec, fulldisc, Red Hat, Ubuntu, Gentoo, SUSE bugzilla/CVE, GitHub advisories/code/issues, web search, more)
ReferencesDLA-3717-1, DLA-3909-1, ELA-1041-1

Vulnerable and fixed packages

The table below lists information on source packages.

Source PackageReleaseVersionStatus
zabbix (PTS)jessie, jessie (lts)1:2.2.23+dfsg-0+deb8u9fixed
stretch (security)1:3.0.32+dfsg-0+deb9u3vulnerable
stretch (lts), stretch1:3.0.32+dfsg-0+deb9u8fixed
buster (security), buster, buster (lts)1:4.0.4+dfsg-1+deb10u5fixed
bullseye1:5.0.8+dfsg-1vulnerable
bullseye (security)1:5.0.45+dfsg-1+deb11u1fixed
bookworm1:6.0.14+dfsg-1vulnerable
sid, trixie1:7.0.6+dfsg-1fixed

The information below is based on the following data on fixed versions.

PackageTypeReleaseFixed VersionUrgencyOriginDebian Bugs
zabbixsourcejessie2.2.23+dfsg-0+deb8u7ELA-1041-1
zabbixsourcestretch1:3.0.32+dfsg-0+deb9u6ELA-1041-1
zabbixsourcebuster1:4.0.4+dfsg-1+deb10u4DLA-3717-1
zabbixsourcebullseye1:5.0.44+dfsg-1+deb11u1DLA-3909-1
zabbixsource(unstable)1:6.0.24+dfsg-1

Notes

https://support.zabbix.com/browse/ZBX-23855
https://github.com/zabbix/zabbix/commit/53ef2b7119f57f4140e6bd9c5cd2d3c6af228179 (6.0.24rc1)

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