CVE-2026-104432

Zebra before 6.3.0 contains an improper exceptional condition check in ChainSync::obtaintips that discards valid one-hash FindBlocks responses, falsely reporting close-to-tip status. Peers returning only the next block hash cause a zero-length sync sample, making the /ready endpoint return 200 OK...

CVE-2026-104432 Zebra before 6.3.0 False Readiness via Discarded One-Hash FindBlocks Response

Zebra before 6.3.0 contains an improper exceptional condition check in ChainSync::obtaintips that discards valid one-hash FindBlocks responses, falsely reporting close-to-tip status. Peers returning only the next block hash cause a zero-length sync sample, making the /ready endpoint return 200 OK...

CVE-2026-104432

Zebra versions prior to 6.3.0 are vulnerable to an improper exceptional condition check within the ChainSync::obtain_tips function. This flaw causes the software to discard valid one-hash FindBlocks responses, resulting in the node falsely reporting a close-to-tip status. When peers return only t...

EUVD-2026-91443

Zebra before 6.3.0 contains an improper exceptional condition check in ChainSync::obtaintips that discards valid one-hash FindBlocks responses, falsely reporting close-to-tip status. Peers returning only the next block hash cause a zero-length sync sample, making the /ready endpoint return 200 OK...

CVE-2026-104432 Zebra before 6.3.0 False Readiness via Discarded One-Hash FindBlocks Response

Zebra before 6.3.0 contains an improper exceptional condition check in ChainSync::obtaintips that discards valid one-hash FindBlocks responses, falsely reporting close-to-tip status. Peers returning only the next block hash cause a zero-length sync sample, making the /ready endpoint return 200 OK...

CVE-2026-104432 Zebra before 6.3.0 False Readiness via Discarded One-Hash FindBlocks Response

Zebra before 6.3.0 contains an improper exceptional condition check in ChainSync::obtaintips that discards valid one-hash FindBlocks responses, falsely reporting close-to-tip status. Peers returning only the next block hash cause a zero-length sync sample, making the /ready endpoint return 200 OK...

CVE-2026-104432: Improper Check for Unusual or Exceptional Conditions

Zebra before 6.3.0 contains an improper exceptional condition check in ChainSync::obtaintips that discards valid one-hash FindBlocks responses, falsely reporting close-to-tip status. Peers returning only the next block hash cause a zero-length sync sample, making the /ready endpoint return 200 OK...