| Name | CVE-2019-19722 |
| Description | In Dovecot before 2.3.9.2, an attacker can crash a push-notification driver with a crafted email when push notifications are used, because of a NULL Pointer Dereference. The email must use a group address as either the sender or the recipient. |
| 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 |
|---|
| dovecot (PTS) | buster | 1:2.3.4.1-5+deb10u6 | fixed |
| buster (security) | 1:2.3.4.1-5+deb10u7 | fixed |
| bullseye | 1:2.3.13+dfsg1-2+deb11u1 | fixed |
| bookworm | 1:2.3.19.1+dfsg1-2.1 | fixed |
| sid | 1:2.3.21+dfsg1-3 | fixed |
The information below is based on the following data on fixed versions.
| Package | Type | Release | Fixed Version | Urgency | Origin | Debian Bugs |
|---|
| dovecot | source | (unstable) | (not affected) | | | |
Notes
- dovecot <not-affected> (Only affects 2.3.9)
https://www.openwall.com/lists/oss-security/2019/12/13/2
https://github.com/dovecot/core/commit/1307766b6f5d97341a47376657d342bcefd10f1b
https://github.com/dovecot/core/commit/393a8cabf4dad893bf2ec60bf96cfde7a0c58432