In proxygen from v2024.10.28.00 until v2026.09.28.00, WebTransportImpl::terminateSessionStreams (WebTransportImpl::destroy in releases before v2025.08.18.00) failed to unregister read callbacks for streams that were no longer open before destroying them. The transport could then invoke a read callback that had been freed.

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Mon, 28 Sep 2026 21:00:00 +0000

Type Values Removed Values Added
Description In proxygen from v2024.10.28.00 until v2026.09.28.00, WebTransportImpl::terminateSessionStreams (WebTransportImpl::destroy in releases before v2025.08.18.00) failed to unregister read callbacks for streams that were no longer open before destroying them. The transport could then invoke a read callback that had been freed.
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cve-icon MITRE

Status: PUBLISHED

Assigner: Meta

Published:

Updated: 2026-09-28T20:44:57.363Z

Reserved: 2026-09-14T18:40:39.036Z

Link: CVE-2026-91096

cve-icon Vulnrichment

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cve-icon NVD

Status : Deferred

Published: 2026-09-28T21:17:19.313

Modified: 2026-09-28T21:17:19.420

Link: CVE-2026-91096

cve-icon Redhat

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cve-icon OpenCVE Enrichment

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