CVE-2026-67859

Impact

Buffer Overflow vulnerability in open62541 v1.5.5 allows a remote attacker to cause a denial of service via the Discovery/LDS handling.

Affected packages

This record carries no package version data, so it cannot be matched against a dependency list automatically. Read the advisory and compare your version by hand.

Weakness classification

References

• NVD record
• CVE.org record
• https://github.com/open62541/open62541/blob/master/examples/discovery/server_lds.c
• https://github.com/open62541/open62541/blob/master/src/server/ua_discovery_mdns.c
• https://github.com/open62541/open62541/blob/master/src/server/ua_services_discovery.c
• https://github.com/open62541/open62541/blob/master/src/util/ua_util.c
• https://github.com/open62541/open62541/issues/8095
• https://github.com/open62541/open62541/issues/8095