Bug 2479657 (CVE-2026-8836) - CVE-2026-8836 lwip: lwIP: Remote code execution via stack-based buffer overflow in SNMPv3 USM Handler
Summary: CVE-2026-8836 lwip: lwIP: Remote code execution via stack-based buffer overfl...
Keywords:
Status: NEW
Alias: CVE-2026-8836
Product: Security Response
Classification: Other
Component: vulnerability
Version: unspecified
Hardware: All
OS: Linux
urgent
urgent
Target Milestone: ---
Assignee: Product Security DevOps Team
QA Contact:
URL:
Whiteboard:
Depends On: 2479776 2479777
Blocks:
TreeView+ depends on / blocked
 
Reported: 2026-05-18 19:02 UTC by OSIDB Bzimport
Modified: 2026-05-19 10:32 UTC (History)
0 users

Fixed In Version:
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Description OSIDB Bzimport 2026-05-18 19:02:17 UTC 
A vulnerability was found in lwIP up to 2.2.1. Affected is the function snmp_parse_inbound_frame of the file src/apps/snmp/snmp_msg.c of the component snmpv3 USM Handler. Performing a manipulation of the argument msgAuthenticationParameters results in stack-based buffer overflow. The attack may be initiated remotely. The patch is named 0c957ec03054eb6c8205e9c9d1d05d90ada3898c. It is suggested to install a patch to address this issue.
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