CRITICAL 9.1
GHSA-5cgq-3rg8-m6cv
golang.org/x/crypto vulnerable to auth bypass via unenforced @revoked status
Quick fix
GHSA-5cgq-3rg8-m6cv — golang.org/x/crypto: upgrade to the fixed version with the command below.
go get golang.org/x/crypto@v0.52.0 Details
Previously, a revoked 'SignatureKey' belonging to a CA was not correctly checked for revocation. Now, both the 'key' and 'key.SignatureKey' are checked for @revoked.
Are you affected?
Enter the version of the package you're using.
Affected packages
References
- https://nvd.nist.gov/vuln/detail/CVE-2026-42508 [ADVISORY]
- https://security.access.redhat.com/data/csaf/v2/vex/2026/cve-2026-42508.json [WEB]
- https://pkg.go.dev/vuln/GO-2026-5021 [WEB]
- https://groups.google.com/g/golang-announce/c/a082jnz-LvI [WEB]
- https://go.dev/issue/79568 [WEB]
- https://go.dev/cl/781220 [WEB]
- https://cs.opensource.google/go/x/crypto [PACKAGE]
- https://bugzilla.redhat.com/show_bug.cgi?id=2480688 [WEB]
- https://access.redhat.com/security/cve/CVE-2026-42508 [WEB]
- https://access.redhat.com/errata/RHSA-2026:41066 [WEB]
- https://access.redhat.com/errata/RHSA-2026:41064 [WEB]
- https://access.redhat.com/errata/RHSA-2026:41036 [WEB]
- https://access.redhat.com/errata/RHSA-2026:41031 [WEB]
- https://access.redhat.com/errata/RHSA-2026:41019 [WEB]
- https://access.redhat.com/errata/RHSA-2026:40945 [WEB]
- https://access.redhat.com/errata/RHSA-2026:40262 [WEB]
- https://access.redhat.com/errata/RHSA-2026:40138 [WEB]
- https://access.redhat.com/errata/RHSA-2026:40118 [WEB]
- https://access.redhat.com/errata/RHSA-2026:37387 [WEB]
- https://access.redhat.com/errata/RHSA-2026:37123 [WEB]
- https://access.redhat.com/errata/RHSA-2026:37072 [WEB]
- https://access.redhat.com/errata/RHSA-2026:36808 [WEB]
- https://access.redhat.com/errata/RHSA-2026:36797 [WEB]
- https://access.redhat.com/errata/RHSA-2026:36796 [WEB]
- https://access.redhat.com/errata/RHSA-2026:36651 [WEB]
- https://access.redhat.com/errata/RHSA-2026:36648 [WEB]
- https://access.redhat.com/errata/RHSA-2026:35833 [WEB]
- https://access.redhat.com/errata/RHSA-2026:26547 [WEB]
- https://access.redhat.com/errata/RHSA-2026:26546 [WEB]
- https://access.redhat.com/errata/RHSA-2026:23264 [WEB]
- https://access.redhat.com/errata/RHSA-2026:23262 [WEB]