Description
Buffer Overflow in uudecoder in Mutt affecting all versions starting from 0.94.13 before 2.2.3 allows read past end of input line
Affected products
| Vendor | Product | Affected | Fixed |
|---|---|---|---|
| Mutt | Mutt | >=0.94.13, <2.2.3 | — |
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 | 2.2.3-1 | — |
| Debian 14 | neomutt | 20220429+dfsg1-1 | — |
| Debian 13 | mutt | 2.2.3-1 | — |
| Debian 13 | neomutt | 20220429+dfsg1-1 | — |
| Debian 12 | mutt | 2.2.3-1 | — |
| Debian 12 | neomutt | 20220429+dfsg1-1 | — |
| Debian 9 | mutt | 1.7.2-1+deb9u6 | DLA-2999-1 |
Ubuntu
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Ubuntu 22.04 LTS | mutt | 2.1.4-1ubuntu1.1 | USN-5392-1 |
| Ubuntu 20.04 LTS | mutt | 1.13.2-1ubuntu0.5 | USN-5392-1 |
| Ubuntu 18.04 LTS | mutt | 1.9.4-3ubuntu0.6 | USN-5392-1 |
Show 5 more (older releases, extended support, other products)Fewer releases
| 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 |
| Ubuntu Pro 18.04 LTS | neomutt | 20171215+dfsg.1-1ubuntu0.1~esm1 | USN-7204-1 |
| Ubuntu Pro 16.04 LTS | mutt | 1.5.24-1ubuntu0.6+esm2 | USN-5392-1 |
Red Hat
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| RHEL 9 | mutt | 5:2.2.6-1.el9 | RHSA-2022:8219 |
| RHEL 8 | mutt | 5:2.0.7-2.el8 | RHSA-2022:7640 |
AlmaLinux
Errata ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| AlmaLinux 9 | mutt | 5:2.2.6-1.el9 | ALSA-2022:8219 |
| AlmaLinux 8 | mutt | 5:2.0.7-2.el8 | ALSA-2022:7640 |
Rocky Linux
Errata ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Rocky Linux 9 | mutt | 5:2.2.6-1.el9 | RLSA-2022:8219 |
| Rocky Linux 8 | mutt | 5:2.0.7-2.el8 | RLSA-2022:7640 |
SUSE
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| SLES 15 SP3 | mutt | 1.10.1-150000.3.23.1 | SUSE-SU-2022:1376-1 |
| SLES 12 SP5 | mutt | 1.10.1-55.27.1 | SUSE-SU-2022:1478-1 |
Show 3 more (older releases, extended support, other products)Fewer releases
| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| SLES for SAP 12 SP5 | mutt | 1.10.1-55.27.1 | SUSE-SU-2022:1478-1 |
| SLE Real Time 15 SP2 | mutt | 1.10.1-150000.3.23.1 | SUSE-SU-2022:1376-1 |
| SUSE Package Hub 15 SP4 | neomutt | 20220429-bp154.2.3.1 | openSUSE-SU-2022:10020-1 |
openSUSE
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| openSUSE Tumbleweed | mutt | 2.2.3-1.1 | openSUSE-SU-2024:12010-1 |
| openSUSE Tumbleweed | neomutt | 20220429-1.1 | openSUSE-SU-2024:12105-1 |
| openSUSE Leap 15.4 | neomutt | 20220429-bp154.2.3.1 | openSUSE-SU-2022:10020-1 |
| openSUSE Leap 15.3 | mutt | 1.10.1-150000.3.23.1 | SUSE-SU-2022:1376-1 |
Alpine
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Alpine v3.24 | mutt | 2.2.3-r0 | — |
| Alpine v3.23 | mutt | 2.2.3-r0 | — |
| Alpine v3.22 | mutt | 2.2.3-r0 | — |
| Alpine v3.21 | mutt | 2.2.3-r0 | — |
| Alpine v3.20 | mutt | 2.2.3-r0 | — |
Show 5 more (older releases, extended support, other products)Fewer releases
| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Alpine v3.19 | mutt | 2.2.3-r0 | — |
| Alpine v3.18 | mutt | 2.2.3-r0 | — |
| Alpine v3.17 | mutt | 2.2.3-r0 | — |
| Alpine v3.16 | mutt | 2.2.3-r0 | — |
| Alpine v3.15 | mutt | 2.2.3-r0 | — |
Amazon Linux
| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Amazon Linux 2 | mutt | 5:1.5.21-29.amzn2.0.1 | ALAS2-2022-1892 |
Azure Linux
| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Azure Linux 2 (CBL-Mariner) | mutt | 2.2.12-1 | — |
Oracle Linux
| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Oracle Linux 9 | mutt | 5:2.2.6-1.el9 | ELSA-2022-8219 |
| Oracle Linux 8 | mutt | 5:2.0.7-2.el8 | ELSA-2022-7640 |
Advisories 18
- ALSA-2022:8219 Moderate: mutt security update AlmaLinux Security Advisories · Oct 29, 2026
- ALSA-2022:7640 Moderate: mutt security update AlmaLinux Security Advisories · Oct 29, 2026
- USN-5392-1 mutt vulnerabilities Ubuntu Security Notices (USN) · Jun 25, 2026
- USN-7204-1 neomutt vulnerabilities Ubuntu Security Notices (USN) · Apr 27, 2026
- DLA-2999-1 mutt - security update Debian Security (DSA / DLA) · Mar 9, 2026
- RLSA-2022:8219 Moderate: mutt security update Rocky Linux Security Advisories · Feb 4, 2026
- RLSA-2022:7640 Moderate: mutt security update Rocky Linux Security Advisories · Feb 4, 2026
- openSUSE-SU-2022:10020-1 Security update for neomutt SUSE / openSUSE Security Updates · Feb 4, 2026
- openSUSE-SU-2024:12010-1 mutt-2.2.3-1.1 on GA media SUSE / openSUSE Security Updates · Feb 4, 2026
- openSUSE-SU-2024:12105-1 neomutt-20220429-1.1 on GA media SUSE / openSUSE Security Updates · Feb 4, 2026
- SUSE-SU-2022:1376-1 Security update for mutt SUSE / openSUSE Security Updates · Feb 4, 2026
- SUSE-SU-2022:1478-1 Security update for mutt SUSE / openSUSE Security Updates · Feb 4, 2026
- RHSA-2022:8219 Red Hat Security Advisory: mutt security update Red Hat Security Advisories (RHSA) · Nov 22, 2025
- RHSA-2022:7640 Red Hat Security Advisory: mutt security update Red Hat Security Advisories (RHSA) · Nov 22, 2025
- WID-SEC-2022-0633 mutt: Schwachstelle ermöglicht Offenlegung von Informationen BSI CERT-Bund (WID) · Jan 15, 2025
- ALAS2-2022-1892 Moderate: mutt security update (Amazon Linux 2) Amazon Linux Security Center (ALAS) · Dec 6, 2022
- ELSA-2022-8219 Moderate: mutt security update (Oracle Linux 9) Oracle Linux Security Advisories (ELSA) · Nov 22, 2022
- ELSA-2022-7640 Moderate: mutt security update (Oracle Linux 8) Oracle Linux Security Advisories (ELSA) · Nov 15, 2022