UBUNTU-CVE-2026-94055
Exim before 4.100.1, when certain non-default TLS settings are used with GnuTLS, has a use-after-free.
UBUNTU-CVE-2026-94055
Primary source · Revision 1
Imported from structured advisory data. Source references identify upstream records or fields; verify affected versions and your deployed configuration.
Security context
Source reference: osv:UBUNTU-CVE-2026-94055
exim4
Source reference: /affected/0/package/name
- Affected versions
- 4.98.2-1ubuntu2
Source reference:
/affected/0/versions4.99-4ubuntu1Source reference:
/affected/0/versions4.99.1-1ubuntu1Source reference:
/affected/0/versions4.99.1-1ubuntu1.1Source reference:
/affected/0/versions4.99.1-1ubuntu1.2Source reference:
/affected/0/versions4.99.1-1ubuntu1.3Source reference:
/affected/0/versions4.99.1-1ubuntu1.4Source reference:
/affected/0/versions - Fixed versions
- 4.99.1-1ubuntu1.5
Source reference:
/affected/0/ranges - Prerequisites
- Not stated in this record
Structured affected-version data
Original package identities and version rules from this source.
[
{
"ranges": [
{
"type": "ECOSYSTEM",
"events": [
{
"introduced": "0"
},
{
"fixed": "4.99.1-1ubuntu1.5"
}
]
}
],
"package": {
"name": "exim4",
"purl": "pkg:deb/ubuntu/exim4?arch=source&distro=resolute",
"ecosystem": "Ubuntu:26.04:LTS"
},
"versions": [
"4.98.2-1ubuntu2",
"4.99-4ubuntu1",
"4.99.1-1ubuntu1",
"4.99.1-1ubuntu1.1",
"4.99.1-1ubuntu1.2",
"4.99.1-1ubuntu1.3",
"4.99.1-1ubuntu1.4"
],
"database_specific": {
"source": "https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2026/UBUNTU-CVE-2026-94055.json"
},
"ecosystem_specific": {
"binaries": [
{
"binary_name": "exim4",
"binary_version": "4.99.1-1ubuntu1.5"
},
{
"binary_name": "exim4-base",
"binary_version": "4.99.1-1ubuntu1.5"
},
{
"binary_name": "exim4-config",
"binary_version": "4.99.1-1ubuntu1.5"
},
{
"binary_name": "exim4-daemon-heavy",
"binary_version": "4.99.1-1ubuntu1.5"
},
{
"binary_name": "exim4-daemon-light",
"binary_version": "4.99.1-1ubuntu1.5"
},
{
"binary_name": "eximon4",
"binary_version": "4.99.1-1ubuntu1.5"
}
],
"availability": "No subscription required"
}
}
]Publisher severity
No explicit severity was provided.
- Event
- #23444 · Revision 1
- Added to Heist Feed
- Publisher date