| Name | CVE-2021-33586 |
| Description | InspIRCd 3.8.0 through 3.9.x before 3.10.0 allows any user (able to connect to the server) to access recently deallocated memory, aka the "malformed PONG" issue. |
| Source | CVE (at NVD; CERT, LWN, oss-sec, fulldisc, Red Hat, Ubuntu, Gentoo, SUSE bugzilla/CVE, GitHub advisories/code/issues, web search, more) |
| Debian Bugs | 989144 |
Vulnerable and fixed packages
The table below lists information on source packages.
| Source Package | Release | Version | Status |
|---|
| inspircd (PTS) | buster, buster (security) | 2.0.27-1+deb10u1 | fixed |
| bullseye | 3.8.1-2 | fixed |
| bookworm | 3.15.0-1 | fixed |
| sid, trixie | 3.17.0-1 | fixed |
The information below is based on the following data on fixed versions.
| Package | Type | Release | Fixed Version | Urgency | Origin | Debian Bugs |
|---|
| inspircd | source | stretch | (not affected) | | | |
| inspircd | source | buster | (not affected) | | | |
| inspircd | source | (unstable) | 3.8.1-2 | | | 989144 |
Notes
[buster] - inspircd <not-affected> (Vulnerable code not present)
[stretch] - inspircd <not-affected> (Vulnerable code not present)
https://docs.inspircd.org/security/2021-01/
https://github.com/inspircd/inspircd/commit/4350a11c663b0d75f8119743bffb7736d87abd4d