Description
An issue was discovered in NeoMutt before 2018-07-16. nntp.c proceeds even if memory allocation fails for messages data.
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 | mutt | 1.9.1-1 | — |
| Debian 14 | neomutt | 20180716+dfsg.1-1 | — |
| Debian 13 | mutt | 1.9.1-1 | — |
| Debian 13 | neomutt | 20180716+dfsg.1-1 | — |
| Debian 12 | mutt | 1.9.1-1 | — |
| Debian 12 | neomutt | 20180716+dfsg.1-1 | — |
| Debian 9 | mutt | 1.7.2-1+deb9u1 | DSA-4277-1 |
| Debian 8 | mutt | 1.5.23-3+deb8u1 | DLA-1455-1 |
Ubuntu
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Ubuntu Pro 24.04 LTS | neomutt | 20231103+dfsg1-1ubuntu0.1~esm1 | USN-7204-1 |
| Ubuntu Pro 22.04 LTS | neomutt | 20211029+dfsg1-1ubuntu0.1~esm1 | USN-7204-1 |
| Ubuntu Pro 20.04 LTS | neomutt | 20191207+dfsg.1-1.1ubuntu0.1~esm1 | USN-7204-1 |
Show 1 more (older releases, extended support, other products)Fewer releases
| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Ubuntu Pro 18.04 LTS | neomutt | 20171215+dfsg.1-1ubuntu0.1~esm1 | USN-7204-1 |
SUSE
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| SLES 15 | mutt | 1.10.1-3.3.4 | SUSE-SU-2018:2085-1 |
| SLES 12 SP3 | mutt | 1.10.1-55.3.1 | SUSE-SU-2019:1196-1, SUSE-SU-2018:2084-1 |
Show 1 more (older releases, extended support, other products)Fewer releases
| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| SLES for SAP 12 SP3 | mutt | 1.10.1-55.3.1 | SUSE-SU-2019:1196-1, SUSE-SU-2018:2084-1 |
openSUSE
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| openSUSE Tumbleweed | mutt | 2.0.7-2.2 | openSUSE-SU-2024:11069-1 |
| openSUSE Tumbleweed | neomutt | 20210205-3.3 | openSUSE-SU-2024:11079-1 |
Advisories 9
- USN-7204-1 neomutt vulnerabilities Ubuntu Security Notices (USN) · Apr 27, 2026
- DSA-4277-1 mutt - security update Debian Security (DSA / DLA) · Mar 9, 2026
- DLA-1455-1 mutt - security update Debian Security (DSA / DLA) · Mar 9, 2026
- SUSE-SU-2018:2084-1 Security update for mutt SUSE / openSUSE Security Updates · Feb 4, 2026
- openSUSE-SU-2024:11069-1 mutt-2.0.7-2.2 on GA media SUSE / openSUSE Security Updates · Feb 4, 2026
- SUSE-SU-2019:1196-1 Security update for mutt SUSE / openSUSE Security Updates · Feb 4, 2026
- SUSE-SU-2018:2085-1 Security update for mutt SUSE / openSUSE Security Updates · Feb 4, 2026
- openSUSE-SU-2024:11079-1 neomutt-20210205-3.3 on GA media SUSE / openSUSE Security Updates · Feb 4, 2026
- WID-SEC-2025-0102 mutt: Mehrere Schwachstellen BSI CERT-Bund (WID) · Jan 15, 2025