When processing HTTP/2 SETTINGS frames, transport will enter an infinite loop of writing CONTINUATION frames if it receives a SETTINGS_MAX_FRAME_SIZE with a value of 0.
Fix
Patch, vendor advisory and mitigation references on NVD 3
- https://go.dev/cl/761581 Patch
- https://go.dev/cl/761640 Patch
- https://pkg.go.dev/vuln/GO-2026-4918 Vendor Advisory
Every line above is quoted from NVD, CISA, Microsoft, the vendor's own advisory or DISA; nothing is generated.
Change history 1
- First seenCVSS 7.5 · golangNVD modified 2026-10-26 20:10
Affected (CPE criteria) 2
cpe:2.3:a:golang:go:*:*:*:*:*:*:*:*cpe:2.3:a:golang:http2:*:*:*:*:*:go:*:*
References 70
- https://go.dev/cl/761581 Patch
- https://go.dev/cl/761640 Patch
- https://go.dev/issue/78476 Issue Tracking, Mailing List
- https://groups.google.com/g/golang-announce/c/qcCIEXso47M Release Notes
- https://pkg.go.dev/vuln/GO-2026-4918 Vendor Advisory
- https://access.redhat.com/errata/RHSA-2026:22112
- https://access.redhat.com/errata/RHSA-2026:22120
- https://access.redhat.com/errata/RHSA-2026:22121
- https://access.redhat.com/errata/RHSA-2026:23262
- https://access.redhat.com/errata/RHSA-2026:23264
- https://access.redhat.com/errata/RHSA-2026:33120
- https://access.redhat.com/errata/RHSA-2026:33123
- https://access.redhat.com/errata/RHSA-2026:33142
- https://access.redhat.com/errata/RHSA-2026:33150
- https://access.redhat.com/errata/RHSA-2026:34342
- https://access.redhat.com/errata/RHSA-2026:37387
- https://access.redhat.com/errata/RHSA-2026:42644
- https://access.redhat.com/errata/RHSA-2026:43692
- https://access.redhat.com/errata/RHSA-2026:49702
- https://access.redhat.com/errata/RHSA-2026:49712
- https://access.redhat.com/errata/RHSA-2026:50205
- https://access.redhat.com/errata/RHSA-2026:54274
- https://access.redhat.com/errata/RHSA-2026:54283
- https://access.redhat.com/errata/RHSA-2026:54284
- https://access.redhat.com/errata/RHSA-2026:54285
- https://access.redhat.com/errata/RHSA-2026:54286
- https://access.redhat.com/errata/RHSA-2026:54287
- https://access.redhat.com/errata/RHSA-2026:56854
- https://access.redhat.com/errata/RHSA-2026:56912
- https://access.redhat.com/errata/RHSA-2026:57191
- https://access.redhat.com/errata/RHSA-2026:57194
- https://access.redhat.com/errata/RHSA-2026:57365
- https://access.redhat.com/errata/RHSA-2026:57367
- https://access.redhat.com/errata/RHSA-2026:57408
- https://access.redhat.com/errata/RHSA-2026:57545
- https://access.redhat.com/errata/RHSA-2026:57649
- https://access.redhat.com/errata/RHSA-2026:57845
- https://access.redhat.com/errata/RHSA-2026:59833
- https://access.redhat.com/errata/RHSA-2026:60023
- https://access.redhat.com/errata/RHSA-2026:60025
- https://access.redhat.com/errata/RHSA-2026:60441
- https://access.redhat.com/errata/RHSA-2026:60442
- https://access.redhat.com/errata/RHSA-2026:60446
- https://access.redhat.com/errata/RHSA-2026:60447
- https://access.redhat.com/errata/RHSA-2026:60454
- https://access.redhat.com/errata/RHSA-2026:60477
- https://access.redhat.com/errata/RHSA-2026:60478
- https://access.redhat.com/errata/RHSA-2026:60520
- https://access.redhat.com/errata/RHSA-2026:60668
- https://access.redhat.com/errata/RHSA-2026:61253
- https://access.redhat.com/errata/RHSA-2026:62410
- https://access.redhat.com/errata/RHSA-2026:62550
- https://access.redhat.com/errata/RHSA-2026:62551
- https://access.redhat.com/errata/RHSA-2026:63046
- https://access.redhat.com/errata/RHSA-2026:63047
- https://access.redhat.com/errata/RHSA-2026:63048
- https://access.redhat.com/errata/RHSA-2026:63050
- https://access.redhat.com/errata/RHSA-2026:63091
- https://access.redhat.com/errata/RHSA-2026:63096
- https://access.redhat.com/errata/RHSA-2026:63097