Description
smartdns commit 54b4dc was discovered to contain a misaligned address at smartdns/src/dns.c.
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.
Ubuntu
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Ubuntu Pro 24.04 LTS | smartdns | 45+dfsg-1ubuntu0.1~esm1 | USN-7370-1 |
| Ubuntu Pro 22.04 LTS | smartdns | 35+dfsg-1ubuntu0.1~esm1 | USN-7370-1 |
Advisories 1
- USN-7370-1 smartdns vulnerabilities Ubuntu Security Notices (USN) · Apr 27, 2026