Debian/exim4: critical 9.1
In Exim before 4.99.2, when the SPA authentication driver is used with an adversarial SPA resource, there can be an out-of-bounds write that crashes the connection instance, or erroneous data processi
Action: Upgrade exim4 to 4.98.2-1+deb13u2 or later.
Affected
| introduced | fixed | last affected |
|---|---|---|
| 0 | 4.98.2-1+deb13u2 | - |
Fixed versions
| 4.98.2-1+deb13u2 |
Sources
- osv: DEBIAN-CVE-2026-40687#Debian:13/exim4
- https://security-tracker.debian.org/tracker/CVE-2026-40687
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