DEBIAN-CVE-2026-87121
- Source
- https://security-tracker.debian.org/tracker/CVE-2026-87121
- Import Source
- https://storage.googleapis.com/debian-osv/debian-cve-osv/DEBIAN-CVE-2026-87121.json
- JSON Data
- https://api.osv.dev/v1/vulns/DEBIAN-CVE-2026-87121
- Upstream
- CVE-2026-87121
- Published
- 2026-09-22T20:17:09Z
- Modified
- 2026-10-03T09:00:18Z
- Severity
-
- 9.3 (Critical) CVSS_V4 - CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X CVSS Calculator
- Summary
- [none]
- Details
-
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.
- References
Affected packages
Debian:12 / lwip
Package
- Name
- lwip
- Purl
- pkg:deb/debian/lwip?arch=source&distro=bookworm
Affected ranges
- Type
- ECOSYSTEM
- Events
-
Introduced0 Unknown introduced version / All previous versions are affected
Affected versions
2.*
2.1.3+dfsg1-2
2.1.3+dfsg1-3
2.1.3+dfsg1-4
2.2.0+dfsg1-1
2.2.0+dfsg1-2
2.2.0+dfsg1-3
2.2.0+dfsg1-4
2.2.0+dfsg1-5
2.2.0+dfsg1-6
2.2.0+dfsg1-6.1~exp1
2.2.0+dfsg1-6.1
2.2.0+dfsg1-7
2.2.0+dfsg1-8
2.2.0+dfsg1-9
2.2.1+dfsg1-1
2.2.1+dfsg1-2
2.2.1+dfsg1-3
2.2.1+dfsg1-4
2.2.1+dfsg1-5
2.2.1+dfsg1-6
2.2.1+dfsg1-7
Debian:13 / lwip
Package
- Name
- lwip
- Purl
- pkg:deb/debian/lwip?arch=source&distro=trixie
Affected ranges
- Type
- ECOSYSTEM
- Events
-
Introduced0 Unknown introduced version / All previous versions are affected
Debian:14 / lwip
Package
- Name
- lwip
- Purl
- pkg:deb/debian/lwip?arch=source&distro=forky
Affected ranges
- Type
- ECOSYSTEM
- Events
-
Introduced0 Unknown introduced version / All previous versions are affected