CVE-2026-0994
high
CVSS v3
—
CVSS v2
—
VIR risk
8.0
Description
Important: protobuf security update
Predictions
Exploit likelihood
20%
Patch ETA
—
Heuristic predictions, AS-IS, for prioritization only.
Mitigations
Vendor advisory: alma — https://errata.almalinux.org/9/ALSA-2026-3095.html
Vendor advisory: alma — https://bugzilla.redhat.com/2432398
Vendor advisory: debian — https://security-tracker.debian.org/tracker/CVE-2026-0994
Vendor advisory: rocky — https://errata.rockylinux.org/RLSA-2026:3095
Vendor advisory: suse — https://www.suse.com/security/cve/CVE-2026-0994.html
Vendor advisory: redhat — https://access.redhat.com/errata/RHSA-2026:3095
OS impact
| OS | Version | Status | Fixed in |
|---|---|---|---|
| rhel | 9 | fixed | |
| sles | affected | | |
| rocky | 9 | fixed | |
| debian | bookworm | affected | |
| debian | bullseye | affected | |
| debian | forky | affected | |
| debian | sid | affected | |
| debian | trixie | affected | |
Application impact
| Vendor | Product | Versions | Fixed |
|---|---|---|---|
| gcp | | |
References
- https://nvd.nist.gov/vuln/detail/CVE-2026-0994
- https://github.com/protocolbuffers/protobuf/issues/25070
- https://github.com/protocolbuffers/protobuf/pull/25239
- https://github.com/protocolbuffers/protobuf/commit/5ebddcb1bcbe51d1fe323baa145e85f4f23128cf
- https://github.com/protocolbuffers/protobuf/commit/d2b001626d137c62dfee6c88c87324102531868b
- https://github.com/protocolbuffers/protobuf
- https://access.redhat.com/errata/RHSA-2026:3095
- https://www.suse.com/security/cve/CVE-2026-0994.html
- https://errata.rockylinux.org/RLSA-2026:3095
- https://security-tracker.debian.org/tracker/CVE-2026-0994
- https://bugzilla.redhat.com/2432398
- https://errata.almalinux.org/9/ALSA-2026-3095.html
Verify integrity in audit chain (admin only). AS-IS.