| Name | CVE-2020-6582 |
| Description | Nagios NRPE 3.2.1 has a Heap-Based Buffer Overflow, as demonstrated by interpretation of a small negative number as a large positive number during a bzero call. |
| 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 |
|---|
| nagios-nrpe (PTS) | bullseye | 4.0.3-1 | fixed |
| bookworm | 4.1.0-1 | fixed |
| sid, trixie | 4.1.1-1 | fixed |
The information below is based on the following data on fixed versions.
| Package | Type | Release | Fixed Version | Urgency | Origin | Debian Bugs |
|---|
| nagios-nrpe | source | (unstable) | 4.0.0-1 | | | |
Notes
[buster] - nagios-nrpe <no-dsa> (Minor issue)
[stretch] - nagios-nrpe <no-dsa> (Minor issue)
[jessie] - nagios-nrpe <no-dsa> (Minor issue)
https://herolab.usd.de/security-advisories/usd-2020-0001/
https://github.com/NagiosEnterprises/nrpe/commit/b84f9b8c9d290dd02e139df8dad1c3eb690c1213
https://github.com/NagiosEnterprises/nrpe/commit/8e3bea4e1b1937e395a182729762aa8894e8649e
https://github.com/NagiosEnterprises/nrpe/commit/0db345444d0dcb3e37cca1bcbb0027dcbb764197 (part validating incoming buffer size)