Description
Format string vulnerability in the write_html function in calendar/gui/e-cal-component-memo-preview.c in Evolution Shared Memo 2.8.2.1, and possibly earlier versions, allows user-assisted remote attackers to execute arbitrary code via format specifiers in the categories of a crafted shared memo.
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 | evolution | 2.10.2-1 | — |
| Debian 13 | evolution | 2.10.2-1 | — |
| Debian 12 | evolution | 2.10.2-1 | — |
| Debian 4.0 | evolution | 2.6.3-6etch1 | DSA-1325-1 |
| Debian 3.1 | evolution | 2.0.4-2sarge2 | DSA-1325-1 |
Red Hat
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| RHEL 5 | evolution +1 | 2.8.0-33.0.1.el5 | RHSA-2007:0158 |
Show 1 more (older releases, extended support, other products)Fewer releases
| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Red Hat Rhel Productivity 5 | evolution +1 | 2.8.0-33.0.1.el5 | RHSA-2007:0158 |
Advisories 2
- RHSA-2007:0158 Red Hat Security Advisory: evolution security update Red Hat Security Advisories (RHSA) · Jun 26, 2026
- DSA-1325-1 evolution Debian Security (DSA / DLA) · Mar 9, 2026
References
- 24651 third-party-advisory
- RHSA-2007:0158 vendor-advisory
- 1017808 vdb-entry
- GLSA-200706-02 vendor-advisory
- 23073 vdb-entry
- 25880 third-party-advisory
- 20070405 FLEA-2007-0010-1: evolution mailing-list
- DSA-1325 vendor-advisory
- evolution-writehtml-format-string(33106) vdb-entry
- 20070321 Secunia Research: Evolution Shared Memo Categories Format StringVulnerability mailing-list
- 24234 third-party-advisory
- oval:org.mitre.oval:def:10100 vdb-entry signature
- http://secunia.com/secunia_research/2007-44/advisory/
- USN-442-1 vendor-advisory
- 25102 third-party-advisory
- MDKSA-2007:070 vendor-advisory
- ADV-2007-1058 vdb-entry
- 25551 third-party-advisory
- SUSE-SR:2007:015 vendor-advisory
- 24668 third-party-advisory