high7.5
CVE-2026-32280
During chain building, the amount of work that is done is not correctly limited when a large number of intermediate certificates are passed in VerifyOptions.In…
Impact
During chain building, the amount of work that is done is not correctly limited when a large number of intermediate certificates are passed in VerifyOptions.Intermediates, which can lead to a denial of service. This affects both direct users of crypto/x509 and users of crypto/tls.
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/758320
- https://go.dev/issue/78282
- https://groups.google.com/g/golang-announce/c/0uYbvbPZRWU
- https://pkg.go.dev/vuln/GO-2026-4947
- 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-2026:11688
- https://access.redhat.com/errata/RHSA-2026:13545
- https://access.redhat.com/errata/RHSA-2026:13791
- https://access.redhat.com/errata/RHSA-2026:13826
- https://access.redhat.com/errata/RHSA-2026:13829
- https://access.redhat.com/errata/RHSA-2026:14020
- 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-2026:16476
- https://access.redhat.com/errata/RHSA-2026:16477
- https://access.redhat.com/errata/RHSA-2026:16505