CVE-2023-49441
dnsmasq: dnsmasq 2.9 is vulnerable to Integer Overflow via forward_query.
CVE-2023-49441 is fixed in 4 products on 1 platform, first by dnsmasq 2.90-0ubuntu0.20.04.1, released June 6, 2024. It is not reported as exploited. Patch Radar priority: High.
High
CVSS
7.5
Low
Exploitation
None reported
No vendor assessment
CISA KEV
Not listed
Not in the Known Exploited Vulnerabilities catalog
EPSS
0.0066
51st percentile
dnsmasq 2.9 is vulnerable to Integer Overflow via forward_query.
Where it's fixed
| Product | Fixed in | Fix | Released |
|---|---|---|---|
| Linux | |||
| dnsmasq · Debian 12.15 (bookworm) | 2.90-1 | DEBIAN-CVE-2023-49441 | Jun 6, 2024 |
| dnsmasq · Debian 13.5 (trixie) | 2.90-1 | DEBIAN-CVE-2023-49441 | Jun 6, 2024 |
| dnsmasq · Debian 14 | 2.90-1 | DEBIAN-CVE-2023-49441 | Jun 6, 2024 |
| dnsmasq · Ubuntu 18.04.6 LTS (bionic) | 2.90-0ubuntu0.18.04.1+esm1 | dnsmasq 2.90-0ubuntu0.18.04.1+esm1 | Jan 16, 2026 |
| dnsmasq · Ubuntu 20.04 LTS (focal) | 2.90-0ubuntu0.20.04.1 | dnsmasq 2.90-0ubuntu0.20.04.1 | Jun 6, 2024 |
| dnsmasq · Ubuntu 22.04.1 LTS (jammy) | 2.90-0ubuntu0.22.04.1 | dnsmasq 2.90-0ubuntu0.22.04.1 | Jan 16, 2026 |
| dnsmasq-base · Ubuntu 18.04.6 LTS (bionic) | 2.90-0ubuntu0.18.04.1+esm1 | dnsmasq-base 2.90-0ubuntu0.18.04.1+esm1 | Jan 16, 2026 |
| dnsmasq-base · Ubuntu 20.04 LTS (focal) | 2.90-0ubuntu0.20.04.1 | dnsmasq-base 2.90-0ubuntu0.20.04.1 | Jun 6, 2024 |
| dnsmasq-base · Ubuntu 22.04.1 LTS (jammy) | 2.90-0ubuntu0.22.04.1 | dnsmasq-base 2.90-0ubuntu0.22.04.1 | Jan 16, 2026 |
| dnsmasq-base-lua · Ubuntu 18.04.6 LTS (bionic) | 2.90-0ubuntu0.18.04.1+esm1 | dnsmasq-base-lua 2.90-0ubuntu0.18.04.1+esm1 | Jan 16, 2026 |
| dnsmasq-base-lua · Ubuntu 20.04 LTS (focal) | 2.90-0ubuntu0.20.04.1 | dnsmasq-base-lua 2.90-0ubuntu0.20.04.1 | Jun 6, 2024 |
| dnsmasq-base-lua · Ubuntu 22.04.1 LTS (jammy) | 2.90-0ubuntu0.22.04.1 | dnsmasq-base-lua 2.90-0ubuntu0.22.04.1 | Jan 16, 2026 |
| dnsmasq-utils · Ubuntu 18.04.6 LTS (bionic) | 2.90-0ubuntu0.18.04.1+esm1 | dnsmasq-utils 2.90-0ubuntu0.18.04.1+esm1 | Jan 16, 2026 |
| dnsmasq-utils · Ubuntu 20.04 LTS (focal) | 2.90-0ubuntu0.20.04.1 | dnsmasq-utils 2.90-0ubuntu0.20.04.1 | Jun 6, 2024 |
| dnsmasq-utils · Ubuntu 22.04.1 LTS (jammy) | 2.90-0ubuntu0.22.04.1 | dnsmasq-utils 2.90-0ubuntu0.22.04.1 | Jan 16, 2026 |
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