Description
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.
Analysis and contextual insights are available on OpenCVE Cloud.
Remediation
No vendor fix or workaround currently provided.
Additional remediation guidance may be available on OpenCVE Cloud.
Tracking
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Advisories
| Source | ID | Title |
|---|---|---|
EUVD |
EUVD-2019-17850 | 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. |
References
History
No history.
Status: PUBLISHED
Assigner: checkpoint
Published:
Updated: 2024-08-04T21:17:31.425Z
Reserved: 2019-02-18T00:00:00.000Z
Link: CVE-2019-8460
No data.
Status : Modified
Published: 2019-08-26T20:15:10.030
Modified: 2024-11-21T04:49:56.840
Link: CVE-2019-8460
No data.
OpenCVE Enrichment
No data.
Weaknesses
EUVD