OpenBSD kernel version <= 6.5 can be forced to create long chains of TCP SACK holes that causes very expensive calls to tcp_sack_option() for every incoming SACK packet which can lead to a denial of service.
History

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cve-icon MITRE Information

Status: PUBLISHED

Assigner: checkpoint

Published: 2019-08-26T19:18:49

Updated: 2021-08-02T16:16:54

Reserved: 2019-02-18T00:00:00


Link: CVE-2019-8460

JSON object: View

cve-icon NVD Information

Status : Modified

Published: 2019-08-26T20:15:10.030

Modified: 2021-08-02T17:15:12.697


Link: CVE-2019-8460

JSON object: View

cve-icon Redhat Information

No data.