Description
ncmpc through 0.29 is prone to a NULL pointer dereference flaw. If a user uses the chat screen and another client sends a long chat message, a crash and denial of service could occur.
Fixed in Linux distributions
Distributions backport fixes, so the version that fixes this vulnerability differs per release — upgrade to at least the version shown. From the distributions' security trackers and advisories.
Debian
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Debian 14 | ncmpc | 0.33-1 | — |
| Debian 13 | ncmpc | 0.33-1 | — |
| Debian 12 | ncmpc | 0.33-1 | — |
| Debian 8 | ncmpc | 0.24-1+deb8u1 | DLA-2186-1 |
Ubuntu
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Ubuntu 18.04 LTS | ncmpc | No fix yet | — |
| Ubuntu 16.04 LTS | ncmpc | 0.24-1+deb8u1build0.16.04.1 | USN-4507-1 |
Advisories 2
- USN-4507-1 ncmpc vulnerability Ubuntu Security Notices (USN) · Apr 27, 2026
- DLA-2186-1 ncmpc - security update Debian Security (DSA / DLA) · Mar 9, 2026
References
- https://bugs.debian.org/894724
- [debian-lts-announce] 20200425 [SECURITY] [DLA 2186-1] ncmpc security update mailing-list
- USN-4507-1 vendor-advisory