CVE catalog

CVE-2022-4121

libetpan: CVE-2022-4121

Severity: Medium
Published: Jan 5, 2023, 12:00:00 AM UTC
Source: [NVD] · [CVE record]
EPSS: 0.54% · Oct 25, 2026

In libetpan a null pointer dereference in mailimap_mailbox_data_status_free in low-level/imap/mailimap_types.c was found that could lead to a remote denial of service or other potential consequences.

Vulnerable and fixed packages

Distribution-reported package versions and fixes. These do not depend on matching against the OpenFactory package catalog.

Distribution	Package	Release	Version	Status
Debian	libetpan	sid	`1.10.0-1.1`	fixed
Debian	libetpan	forky	`1.10.0-1.1`	fixed
Debian	libetpan	trixie	`1.9.4-6`	fixed
Debian	libetpan	bookworm	`1.9.4-3.1`	fixed
Ubuntu	libetpan	pro	`1.9.3-2`	vulnerable
Ubuntu	libetpan	pro	`1.9.4-2`	vulnerable
Ubuntu	libetpan	pro	`1.9.4-2ubuntu0.1~esm1`	fixed
Ubuntu	libetpan	22.04	`1.9.4-3`	vulnerable
Ubuntu	libetpan	22.04	`1.9.4-3+deb11u1build0.22.04.1`	fixed
Ubuntu	libetpan	pro	`1.9.3-2`	vulnerable
Ubuntu	libetpan	pro	`1.9.4-2`	vulnerable
Ubuntu	libetpan	pro	`1.9.4-2ubuntu0.1~esm1`	fixed
Ubuntu	libetpan	22.04	`1.9.4-3`	vulnerable
Ubuntu	libetpan	22.04	`1.9.4-3+deb11u1build0.22.04.1`	fixed

Fixed-version evidence

Distribution	Package	Type	Release	Fixed version	Urgency	Origin	Bugs
Debian	libetpan	source	sid	`1.9.4-3.1`	not yet assigned	Not reported	[1025120]
Debian	libetpan	source	forky	`1.9.4-3.1`	not yet assigned	Not reported	[1025120]
Debian	libetpan	source	trixie	`1.9.4-3.1`	not yet assigned	Not reported	[1025120]
Debian	libetpan	source	bookworm	`1.9.4-3.1`	not yet assigned	Not reported	[1025120]
Ubuntu	libetpan	deb	pro	`1.9.4-2ubuntu0.1~esm1`	Not reported	USN-7740-1	Not reported
Ubuntu	libetpan	deb	22.04	`1.9.4-3+deb11u1build0.22.04.1`	Not reported	USN-7740-1	Not reported
Ubuntu	libetpan	deb	pro	`1.9.4-2ubuntu0.1~esm1`	Not reported	UBUNTU-CVE-2022-4121	Not reported
Ubuntu	libetpan	deb	22.04	`1.9.4-3+deb11u1build0.22.04.1`	Not reported	UBUNTU-CVE-2022-4121	Not reported

[Debian bug #1025120]

OpenFactory catalog packages

[Debian 12 (Bookworm)]

[libetpan20]Fixed
Source package: [libetpan]
Details (2)
- 1.9.4-3.1 · amd64 · bookworm
  Fixed · Fixed: 1.9.4-3.1
  dsa · libetpan · debian · bookworm
- 1.9.4-3.1 · arm64 · bookworm
  Fixed · Fixed: 1.9.4-3.1
  dsa · libetpan · debian · bookworm
[libetpan-dev]Fixed
Source package: [libetpan]
Details (2)
- 1.9.4-3.1 · amd64 · bookworm
  Fixed · Fixed: 1.9.4-3.1
  dsa · libetpan · debian · bookworm
- 1.9.4-3.1 · arm64 · bookworm
  Fixed · Fixed: 1.9.4-3.1
  dsa · libetpan · debian · bookworm
[libetpan-doc]Fixed
Source package: [libetpan]
Details (2)
- 1.9.4-3.1 · all · bookworm
  Fixed · Fixed: 1.9.4-3.1
  dsa · libetpan · debian · bookworm
- 1.9.4-3.1 · all · bookworm
  Fixed · Fixed: 1.9.4-3.1
  dsa · libetpan · debian · bookworm

Observed: Oct 23, 2026, 6:29:48 PM UTC

References

[Debian Security Tracker] · [FIRST EPSS] · [OSV Package Vulnerability Database]