CVE catalog

CVE-2021-3121

golang-gogoprotobuf: CVE-2021-3121

Severity: High · CVSS 8.6CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:H
Published: Jan 11, 2021, 12:00:00 AM UTC
Source: [NVD] · [CVE record]
EPSS: 3.43% · Oct 25, 2026

An issue was discovered in GoGo Protobuf before 1.3.2. plugin/unmarshal/unmarshal.go lacks certain index validation, aka the "skippy peanut butter" issue.

Vulnerable and fixed packages

Distribution-reported package versions and fixes. These do not depend on matching against the OpenFactory package catalog.

Distribution	Package	Release	Version	Status
Debian	golang-gogoprotobuf	sid	`1.3.2-3`	fixed
Debian	golang-gogoprotobuf	forky	`1.3.2-3`	fixed
Debian	golang-gogoprotobuf	trixie	`1.3.2-3`	fixed
Debian	golang-gogoprotobuf	bookworm	`1.3.2-3`	fixed
Alpine	protobuf-c	3.14	`1.3.2-r0`	fixed
Alpine	protobuf-c	3.15	`1.3.2-r0`	fixed
Alpine	protobuf-c	3.16	`1.3.2-r0`	fixed
Alpine	protobuf-c	3.17	`1.3.2-r0`	fixed
Alpine	protobuf-c	3.18	`1.3.2-r0`	fixed
Alpine	protobuf-c	3.19	`1.3.2-r0`	fixed
Alpine	protobuf-c	3.20	`1.3.2-r0`	fixed
Alpine	protobuf-c	3.21	`1.3.2-r0`	fixed
Alpine	protobuf-c	3.22	`1.3.2-r0`	fixed
Alpine	protobuf-c	3.23	`1.3.2-r0`	fixed
Alpine	protobuf-c	3.24	`1.3.2-r0`	fixed
Suse	kubernetes1.18	linux enterprise high performance computing 15 sp3-ltss	`1.18.20-150200.5.25.1`	fixed
Suse	kubernetes1.18	linux enterprise high performance computing 15 sp4-espos	`1.18.20-150200.5.25.1`	fixed
Suse	kubernetes1.18	linux enterprise high performance computing 15 sp4-ltss	`1.18.20-150200.5.25.1`	fixed
Suse	kubernetes1.18	linux enterprise server 15 sp3-ltss	`1.18.20-150200.5.25.1`	fixed
Suse	kubernetes1.18	linux enterprise server 15 sp4-ltss	`1.18.20-150200.5.25.1`	fixed
Suse	kubernetes1.18	linux enterprise server for sap applications 15 sp3	`1.18.20-150200.5.25.1`	fixed
Suse	kubernetes1.18	linux enterprise server for sap applications 15 sp4	`1.18.20-150200.5.25.1`	fixed
Suse	kubernetes1.18	enterprise storage 7.1	`1.18.20-150200.5.25.1`	fixed
Opensuse	kubernetes1.18	leap 15.6	`1.18.20-150200.5.25.1`	fixed
Opensuse	kubernetes1.20	tumbleweed	`1.20.11-1.1`	fixed
Opensuse	kubernetes1.21	tumbleweed	`1.21.5-1.1`	fixed
Opensuse	kubernetes1.19	tumbleweed	`1.19.15-1.1`	fixed
Opensuse	velero-plugin-for-aws	tumbleweed	`1.3.0-1.1`	fixed
Opensuse	kubernetes1.18	tumbleweed	`1.18.20-1.2`	fixed
Ubuntu	golang-gogoprotobuf	16.04	`0.0~git20150717-1`	vulnerable
Ubuntu	golang-gogoprotobuf	16.04	`0.0~git20150828.0.6cab0cc-1`	vulnerable
Ubuntu	golang-gogoprotobuf	18.04	`0.3+git20170120.144.265e960d-1ubuntu1`	vulnerable
Ubuntu	golang-gogoprotobuf	18.04	`0.5-1`	vulnerable
Ubuntu	golang-gogoprotobuf	20.04	`1.2.1+git20190611.dadb6258-1`	vulnerable
Ubuntu	golang-gogoprotobuf	22.04	`1.3.2-1`	fixed
Opensuse	velero	tumbleweed	`1.7.0-1.1`	fixed

Fixed-version evidence

Distribution	Package	Type	Release	Fixed version	Urgency	Origin	Bugs
Debian	golang-gogoprotobuf	source	sid	`1.3.2-1`	not yet assigned	Not reported	Not reported
Debian	golang-gogoprotobuf	source	forky	`1.3.2-1`	not yet assigned	Not reported	Not reported
Debian	golang-gogoprotobuf	source	trixie	`1.3.2-1`	not yet assigned	Not reported	Not reported
Debian	golang-gogoprotobuf	source	bookworm	`1.3.2-1`	not yet assigned	Not reported	Not reported
Alpine	protobuf-c	apk	3.14	`1.3.2-r0`	Not reported	ALPINE-CVE-2021-3121	Not reported
Alpine	protobuf-c	apk	3.15	`1.3.2-r0`	Not reported	ALPINE-CVE-2021-3121	Not reported
Alpine	protobuf-c	apk	3.16	`1.3.2-r0`	Not reported	ALPINE-CVE-2021-3121	Not reported
Alpine	protobuf-c	apk	3.17	`1.3.2-r0`	Not reported	ALPINE-CVE-2021-3121	Not reported
Alpine	protobuf-c	apk	3.18	`1.3.2-r0`	Not reported	ALPINE-CVE-2021-3121	Not reported
Alpine	protobuf-c	apk	3.19	`1.3.2-r0`	Not reported	ALPINE-CVE-2021-3121	Not reported
Alpine	protobuf-c	apk	3.20	`1.3.2-r0`	Not reported	ALPINE-CVE-2021-3121	Not reported
Alpine	protobuf-c	apk	3.21	`1.3.2-r0`	Not reported	ALPINE-CVE-2021-3121	Not reported
Alpine	protobuf-c	apk	3.22	`1.3.2-r0`	Not reported	ALPINE-CVE-2021-3121	Not reported
Alpine	protobuf-c	apk	3.23	`1.3.2-r0`	Not reported	ALPINE-CVE-2021-3121	Not reported
Alpine	protobuf-c	apk	3.24	`1.3.2-r0`	Not reported	ALPINE-CVE-2021-3121	Not reported
Suse	kubernetes1.18	rpm	linux enterprise high performance computing 15 sp3-ltss	`1.18.20-150200.5.25.1`	Not reported	SUSE-SU-2025:02977-1	Not reported
Suse	kubernetes1.18	rpm	linux enterprise high performance computing 15 sp4-espos	`1.18.20-150200.5.25.1`	Not reported	SUSE-SU-2025:02977-1	Not reported
Suse	kubernetes1.18	rpm	linux enterprise high performance computing 15 sp4-ltss	`1.18.20-150200.5.25.1`	Not reported	SUSE-SU-2025:02977-1	Not reported
Suse	kubernetes1.18	rpm	linux enterprise server 15 sp3-ltss	`1.18.20-150200.5.25.1`	Not reported	SUSE-SU-2025:02977-1	Not reported
Suse	kubernetes1.18	rpm	linux enterprise server 15 sp4-ltss	`1.18.20-150200.5.25.1`	Not reported	SUSE-SU-2025:02977-1	Not reported
Suse	kubernetes1.18	rpm	linux enterprise server for sap applications 15 sp3	`1.18.20-150200.5.25.1`	Not reported	SUSE-SU-2025:02977-1	Not reported
Suse	kubernetes1.18	rpm	linux enterprise server for sap applications 15 sp4	`1.18.20-150200.5.25.1`	Not reported	SUSE-SU-2025:02977-1	Not reported
Suse	kubernetes1.18	rpm	enterprise storage 7.1	`1.18.20-150200.5.25.1`	Not reported	SUSE-SU-2025:02977-1	Not reported
Opensuse	kubernetes1.18	rpm	leap 15.6	`1.18.20-150200.5.25.1`	Not reported	SUSE-SU-2025:02977-1	Not reported
Opensuse	kubernetes1.20	rpm	tumbleweed	`1.20.11-1.1`	Not reported	OPENSUSE-SU-2024:10904-1	Not reported
Opensuse	kubernetes1.21	rpm	tumbleweed	`1.21.5-1.1`	Not reported	OPENSUSE-SU-2024:10905-1	Not reported
Opensuse	kubernetes1.19	rpm	tumbleweed	`1.19.15-1.1`	Not reported	OPENSUSE-SU-2024:10903-1	Not reported
Opensuse	velero-plugin-for-aws	rpm	tumbleweed	`1.3.0-1.1`	Not reported	OPENSUSE-SU-2024:11554-1	Not reported
Opensuse	kubernetes1.18	rpm	tumbleweed	`1.18.20-1.2`	Not reported	OPENSUSE-SU-2024:10902-1	Not reported
Ubuntu	golang-gogoprotobuf	deb	22.04	`1.3.2-1`	Not reported	UBUNTU-CVE-2021-3121	Not reported
Opensuse	velero	rpm	tumbleweed	`1.7.0-1.1`	Not reported	OPENSUSE-SU-2024:11553-1	Not reported

OpenFactory catalog packages

[openSUSE Tumbleweed]

[velero-bash-completion]Unknown
Source package: [velero]
Details (1)
- 1.18.2-1.3 · noarch · tumbleweed
  Unknown · Fixed: 1.7.0-1.1
  Version impact unknown
  dsa · velero · opensuse · tumbleweed
[velero-fish-completion]Unknown
Source package: [velero]
Details (1)
- 1.18.2-1.3 · noarch · tumbleweed
  Unknown · Fixed: 1.7.0-1.1
  Version impact unknown
  dsa · velero · opensuse · tumbleweed
[velero-zsh-completion]Unknown
Source package: [velero]
Details (1)
- 1.18.2-1.3 · noarch · tumbleweed
  Unknown · Fixed: 1.7.0-1.1
  Version impact unknown
  dsa · velero · opensuse · tumbleweed
[velero]Fixed
Source package: [velero]
Details (1)
- 1.18.2-1.3 · x86_64 · tumbleweed
  Fixed · Fixed: 1.7.0-1.1
  dsa · velero · opensuse · tumbleweed
[velero-plugin-for-aws]Fixed
Source package: [velero-plugin-for-aws]
Details (1)
- 1.4.0-2.7 · x86_64 · tumbleweed
  Fixed · Fixed: 1.3.0-1.1
  dsa · velero-plugin-for-aws · opensuse · tumbleweed

[Debian 12 (Bookworm)]

[gogoprotobuf]Fixed
Source package: [golang-gogoprotobuf]
Details (2)
- 1.3.2-3+b3 · amd64 · bookworm
  Fixed · Fixed: 1.3.2-1
  dsa · golang-gogoprotobuf · debian · bookworm; dsa · golang-gogoprotobuf · debian · 12
- 1.3.2-3+b3 · arm64 · bookworm
  Fixed · Fixed: 1.3.2-1
  dsa · golang-gogoprotobuf · debian · bookworm; dsa · golang-gogoprotobuf · debian · 12
[golang-github-gogo-protobuf-dev]Fixed
Source package: [golang-gogoprotobuf]
Details (2)
- 1.3.2-3 · all · bookworm
  Fixed · Fixed: 1.3.2-1
  dsa · golang-gogoprotobuf · debian · bookworm; dsa · golang-gogoprotobuf · debian · 12
- 1.3.2-3 · all · bookworm
  Fixed · Fixed: 1.3.2-1
  dsa · golang-gogoprotobuf · debian · bookworm; dsa · golang-gogoprotobuf · debian · 12
[golang-gogoprotobuf-dev]Fixed
Source package: [golang-gogoprotobuf]
Details (2)
- 1.3.2-3 · all · bookworm
  Fixed · Fixed: 1.3.2-1
  dsa · golang-gogoprotobuf · debian · bookworm; dsa · golang-gogoprotobuf · debian · 12
- 1.3.2-3 · all · bookworm
  Fixed · Fixed: 1.3.2-1
  dsa · golang-gogoprotobuf · debian · bookworm; dsa · golang-gogoprotobuf · debian · 12

[Debian 13 (Trixie)]

[gogoprotobuf]Fixed
Source package: [golang-gogoprotobuf]
Details (2)
- 1.3.2-3+b14 · amd64 · trixie
  Fixed · Fixed: 1.3.2-1
  dsa · golang-gogoprotobuf · debian · 13
- 1.3.2-3+b14 · arm64 · trixie
  Fixed · Fixed: 1.3.2-1
  dsa · golang-gogoprotobuf · debian · 13
[golang-github-gogo-protobuf-dev]Fixed
Source package: [golang-gogoprotobuf]
Details (2)
- 1.3.2-3 · all · trixie
  Fixed · Fixed: 1.3.2-1
  dsa · golang-gogoprotobuf · debian · 13
- 1.3.2-3 · all · trixie
  Fixed · Fixed: 1.3.2-1
  dsa · golang-gogoprotobuf · debian · 13
[golang-gogoprotobuf-dev]Fixed
Source package: [golang-gogoprotobuf]
Details (2)
- 1.3.2-3 · all · trixie
  Fixed · Fixed: 1.3.2-1
  dsa · golang-gogoprotobuf · debian · 13
- 1.3.2-3 · all · trixie
  Fixed · Fixed: 1.3.2-1
  dsa · golang-gogoprotobuf · debian · 13

Observed: Oct 23, 2026, 5:56:51 PM UTC

References

[CERT-Bund public advisories] · [Debian Security Tracker] · [FIRST EPSS] · [OSV Package Vulnerability Database] · [Red Hat security advisories and VEX] · [SUSE security advisories and VEX]