Debian/lwip: unknown
lwIP (Lightweight IP) has a double free vulnerability, which could crash the system, cause a DoS, memory corruption, or allow code execution on the victim system.
Action: Upgrade lwip to 2.2.1+dfsg1-8 or later.
Affected
| introduced | fixed | last affected |
|---|---|---|
| 0 | 2.2.1+dfsg1-8 | - |
Fixed versions
| 2.2.1+dfsg1-8 |
Sources
- osv: DEBIAN-CVE-2026-91018#Debian:14/lwip
- https://security-tracker.debian.org/tracker/CVE-2026-91018
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