Description
c2s/c2s.c in Jabber Open Source Server 2.3.2 and earlier truncates data without ensuring it remains valid UTF-8, which allows remote authenticated users to read system memory or possibly have other unspecified impact via a crafted JID.
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 | jabberd2 | 2.3.3-1 | — |
| Debian 13 | jabberd2 | 2.3.3-1 | — |
| Debian 12 | jabberd2 | 2.3.3-1 | — |