| Name | CVE-2011-1764 |
| Description | Format string vulnerability in the dkim_exim_verify_finish function in src/dkim.c in Exim before 4.76 might allow remote attackers to execute arbitrary code or cause a denial of service (daemon crash) via format string specifiers in data used in DKIM logging, as demonstrated by an identity field containing a % (percent) character. |
| Source | CVE (at NVD; CERT, LWN, oss-sec, fulldisc, Red Hat, Ubuntu, Gentoo, SUSE bugzilla/CVE, GitHub advisories/code/issues, web search, more) |
| References | DSA-2232-1 |
| Debian Bugs | 624670 |
Vulnerable and fixed packages
The table below lists information on source packages.
| Source Package | Release | Version | Status |
|---|
| exim4 (PTS) | jessie, jessie (lts) | 4.84.2-2+deb8u13 | fixed |
| stretch (security) | 4.89-2+deb9u8 | fixed |
| stretch (lts), stretch | 4.89-2+deb9u14 | fixed |
| buster, buster (lts) | 4.92-8+deb10u11 | fixed |
| buster (security) | 4.92-8+deb10u9 | fixed |
| bullseye | 4.94.2-7+deb11u3 | fixed |
| bullseye (security) | 4.94.2-7+deb11u4 | fixed |
| bookworm | 4.96-15+deb12u6 | fixed |
| bookworm (security) | 4.96-15+deb12u5 | fixed |
| trixie | 4.98-2 | fixed |
| sid | 4.98-3 | fixed |
The information below is based on the following data on fixed versions.
| Package | Type | Release | Fixed Version | Urgency | Origin | Debian Bugs |
|---|
| exim4 | source | lenny | (not affected) | | | |
| exim4 | source | squeeze | 4.72-6+squeeze1 | | DSA-2232-1 | |
| exim4 | source | (unstable) | 4.75-3 | high | | 624670 |
Notes
[lenny] - exim4 <not-affected> (vulnerable code not present)