VDB
RHSA-2021%3A0607
RHSA-2021%3A0607
PUBLISHED
CVSS 8.600000381469727 HIGH
A flaw was found in github.com/gogo/protobuf before 1.3.2 that allows an out-of-bounds access when unmarshalling certain protobuf objects. This flaw allows a remote attacker to send crafted protobuf messages, causing panic and resulting in a denial of service. The highest threat from this vulnerability is to availability.
Risk Scores
CVSS 3.1
8.600000381469727
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:H
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Red Hat | rhacm2/acm-must-gather-rhel8@sha256:72cfabf08c1ae3e633bb323f0ec23d14b62551953f1b12f924c593f08f11d616_amd64 as a component of Red Hat Advanced Cluster Management for Kubernetes 2.1 for RHEL 8 | rhacm2/acm-must-gather-rhel8@sha256:72cfabf08c1ae3e633bb323f0ec23d14b62551953f1b12f924c593f08f11d616_amd64 |
Timeline
- Feb 18, 2021 CVE Published
- Mar 26, 2026 CVE Updated
- May 1, 2026 Distribution Patch
- May 1, 2026 Distribution Patch
- May 1, 2026 Security Advisory
- May 1, 2026 Security Advisory
References
- https://access.redhat.com/errata/RHSA-2021:0607 advisory
- https://access.redhat.com/security/updates/classification/#moderate advisory
- https://access.redhat.com/security/cve/CVE-2021-3121 advisory
- https://bugzilla.redhat.com/show_bug.cgi?id=1894778 issue
- https://bugzilla.redhat.com/show_bug.cgi?id=1896399 issue
- https://bugzilla.redhat.com/show_bug.cgi?id=1901447 issue
- https://bugzilla.redhat.com/show_bug.cgi?id=1903580 issue
- https://bugzilla.redhat.com/show_bug.cgi?id=1906142 issue
- https://bugzilla.redhat.com/show_bug.cgi?id=1906542 issue
- https://bugzilla.redhat.com/show_bug.cgi?id=1916823 issue
- https://bugzilla.redhat.com/show_bug.cgi?id=1918799 issue
- https://bugzilla.redhat.com/show_bug.cgi?id=1921650 issue
- https://security.access.redhat.com/data/csaf/v2/advisories/2021/rhsa-2021_0607.json advisory
- https://www.cve.org/CVERecord?id=CVE-2021-3121 advisory
- https://nvd.nist.gov/vuln/detail/CVE-2021-3121 advisory