Source: lwip Version: 2.2.1+dfsg1-7 Severity: important Tags: security upstream X-Debbugs-Cc: [email protected], Debian Security Team <[email protected]>
Hi, The following vulnerabilities were published for lwip. CVE-2026-87121[0]: | lwIP TCP/IP Stack MQTT is vulnerable to an out-of-bounds write, | which may allow an attacker to gain full code execution on the | device. CVE-2026-91018[1]: | 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. If you fix the vulnerabilities please also make sure to include the CVE (Common Vulnerabilities & Exposures) ids in your changelog entry. For further information see: [0] https://security-tracker.debian.org/tracker/CVE-2026-87121 https://www.cve.org/CVERecord?id=CVE-2026-87121 https://cgit.git.savannah.gnu.org/cgit/lwip.git/commit/?id=f89407ea711879c04d91c92b35d67be78bbaf0f1 [1] https://security-tracker.debian.org/tracker/CVE-2026-91018 https://www.cve.org/CVERecord?id=CVE-2026-91018 https://cgit.git.savannah.gnu.org/cgit/lwip.git/commit/?id=f873b6295933e4149a2132adf3e9a2d2a676a5ec Please adjust the affected versions in the BTS as needed. Regards, Salvatore
