Summary
Petr Menšík and Richard Johnson discovered that Dnsmasq incorrectly handled
certain inputs. An attacker could possibly use this issue to execute
arbitrary code or expose sensitive information.
Fixed packages 5
| Release | Package | Fixed in |
|---|---|---|
| Ubuntu · 18.04 LTS 18.04:LTS | dnsmasq | 2.79-1ubuntu0.6 |
| Ubuntu · 20.04 LTS 20.04:LTS | dnsmasq | 2.80-1.1ubuntu1.5 |
| Ubuntu · 22.04 LTS 22.04:LTS | dnsmasq | 2.86-1.1ubuntu0.1 |
| Ubuntu · Pro 14.04 LTS Pro:14.04:LTS | dnsmasq | 2.68-1ubuntu0.2+esm1 |
| Ubuntu · Pro 16.04 LTS Pro:16.04:LTS | dnsmasq | 2.75-1ubuntu0.16.04.10+esm1 |
Vulnerabilities 1
-
High 7.5
A single-byte, non-arbitrary write/use-after-free flaw was found in dnsmasq. This flaw allows an attacker who sends a c…
References
-
report
https://ubuntu.com/security/CVE-2022-0934