| Name | CVE-2019-7524 |
| Description | In Dovecot before 2.2.36.3 and 2.3.x before 2.3.5.1, a local attacker can cause a buffer overflow in the indexer-worker process, which can be used to elevate to root. This occurs because of missing checks in the fts and pop3-uidl components. |
| Source | CVE (at NVD; CERT, LWN, oss-sec, fulldisc, Red Hat, Ubuntu, Gentoo, SUSE bugzilla/CVE, GitHub advisories/code/issues, web search, more) |
| References | DLA-1736-1, DSA-4418-1 |
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 | |
| trixie | 1:2.3.21+dfsg1-2 | 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 | jessie | 1:2.2.13-12~deb8u6 | DLA-1736-1 | ||
| dovecot | source | stretch | 1:2.2.27-3+deb9u4 | DSA-4418-1 | ||
| dovecot | source | (unstable) | 1:2.3.4.1-3 |
https://github.com/dovecot/core/commit/37eeaef1587a3b99be97cb090094de19e374905c
https://github.com/dovecot/core/commit/a02c16889f1f3411e9a16b96221c2795d5fdb974