high7.5
CVE-2026-32283
If one side of the TLS connection sends multiple key update messages post-handshake in a single record, the connection can deadlock, causing uncontrolled consu…
Impact
If one side of the TLS connection sends multiple key update messages post-handshake in a single record, the connection can deadlock, causing uncontrolled consumption of resources. This can lead to a denial of service. This only affects TLS 1.3.
Affected products
| Vendor | Product | Affected versions |
|---|---|---|
| Golang | Go | before 1.25.9 from 1.26.0 before 1.26.2 |
Weakness classification
References
- NVD record
- CVE.org record
- https://go.dev/cl/763767
- https://go.dev/issue/78334
- https://groups.google.com/g/golang-announce/c/0uYbvbPZRWU
- https://pkg.go.dev/vuln/GO-2026-4870
- https://access.redhat.com/errata/RHSA-2026:10217
- https://access.redhat.com/errata/RHSA-2026:10219
- https://access.redhat.com/errata/RHSA-2026:10704
- https://access.redhat.com/errata/RHSA-2026:11507
- https://access.redhat.com/errata/RHSA-2026:11514
- https://access.redhat.com/errata/RHSA-2026:11704
- https://access.redhat.com/errata/RHSA-2026:11711
- https://access.redhat.com/errata/RHSA-2026:11712
- https://access.redhat.com/errata/RHSA-2026:11863
- https://access.redhat.com/errata/RHSA-2026:11881
- https://access.redhat.com/errata/RHSA-2026:14162
- https://access.redhat.com/errata/RHSA-2026:14200
- https://access.redhat.com/errata/RHSA-2026:14391
- https://access.redhat.com/errata/RHSA-2026:15980
- https://access.redhat.com/errata/RHSA-2026:16021
- https://access.redhat.com/errata/RHSA-2026:16024
- https://access.redhat.com/errata/RHSA-2026:16101
- https://access.redhat.com/errata/RHSA-2026:16102
- https://access.redhat.com/errata/RHSA-2026:16875
- https://access.redhat.com/errata/RHSA-2026:17075
- https://access.redhat.com/errata/RHSA-2026:17084