Description
Heap-based buffer overflow in formisc.c in formail in procmail 3.22 allows remote attackers to cause a denial of service (crash) and possibly execute arbitrary code via a crafted email header, related to "unbalanced quotes."
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 | procmail | 3.22-22 | — |
| Debian 13 | procmail | 3.22-22 | — |
| Debian 12 | procmail | 3.22-22 | — |
| Debian 7 | procmail | 3.22-20+deb7u1 | DSA-3019-1 |
| Debian 6.0 | procmail | 3.22-19+deb6u1 | DLA-46-1 |
Ubuntu
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Ubuntu 14.04 LTS | procmail | 3.22-21ubuntu0.1 | USN-2340-1 |
Red Hat
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| RHEL 7 | procmail | 3.22-34.el7_0.1 | RHSA-2014:1172 |
| RHEL 6 | procmail | 3.22-25.1.el6_5.1 | RHSA-2014:1172 |
| RHEL 5 | procmail | 3.22-17.1.2 | RHSA-2014:1172 |
openSUSE
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| openSUSE Tumbleweed | procmail | 3.22-270.9 | openSUSE-SU-2024:10533-1 |
Azure Linux
| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Azure Linux 3 | procmail | 3.22-53 | — |
| Azure Linux 2 (CBL-Mariner) | procmail | 3.22-53 | — |
Oracle Linux
| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Oracle Linux 7 | procmail | 3.22-34.el7_0.1 | ELSA-2014-1172 |
Advisories 6
- RHSA-2014:1172 Red Hat Security Advisory: procmail security update Red Hat Security Advisories (RHSA) · Jun 28, 2026
- DLA-46-1 procmail - security update Debian Security (DSA / DLA) · Mar 9, 2026
- DSA-3019-1 procmail - security update Debian Security (DSA / DLA) · Mar 9, 2026
- USN-2340-1 procmail vulnerability Ubuntu Security Notices (USN) · Feb 10, 2026
- openSUSE-SU-2024:10533-1 procmail-3.22-270.9 on GA media SUSE / openSUSE Security Updates · Feb 4, 2026
- ELSA-2014-1172 Important: procmail security update (Oracle Linux 7) Oracle Linux Security Advisories (ELSA) · Sep 10, 2014
References
- SUSE-SU-2014:1137 vendor-advisory
- 61108 third-party-advisory
- openSUSE-SU-2014:1114 vendor-advisory
- DSA-3019 vendor-advisory
- [oss-security] 20140903 heap overflow in procmail mailing-list
- APPLE-SA-2015-09-30-3 vendor-advisory
- USN-2340-1 vendor-advisory
- https://support.apple.com/HT205267
- RHSA-2014:1172 vendor-advisory
- http://linux.oracle.com/errata/ELSA-2014-1172.html
- 61090 third-party-advisory
- 69573 vdb-entry
- 61076 third-party-advisory
- procmail-addresses-bo(95688) vdb-entry