CVE catalog
CVE-2022-33070
protobuf-c: CVE-2022-33070
- Severity
- Medium · CVSS 5.5
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H - Published
- Source
- [NVD] · [CVE record]
- EPSS
- 1.11% · Oct 25, 2026
Protobuf-c v1.4.0 was discovered to contain an invalid arithmetic shift via the function parse_tag_and_wiretype in protobuf-c/protobuf-c.c. This vulnerability allows attackers to cause a Denial of Service (DoS) via unspecified vectors.
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 | protobuf-c | sid | 1.5.1-1 | fixed |
| Debian | protobuf-c | forky | 1.5.1-1 | fixed |
| Debian | protobuf-c | trixie | 1.5.1-1 | fixed |
| Debian | protobuf-c | bookworm | 1.4.1-1 | fixed |
| Cpe | protobuf-c | Not reported | Not reported | unknown |
| Cpe | fedora | Not reported | Not reported | unknown |
| Ubuntu | protobuf-c | 20.04 | 1.3.1-1build1 | vulnerable |
| Ubuntu | protobuf-c | 20.04 | 1.3.2-1 | vulnerable |
| Ubuntu | protobuf-c | 20.04 | 1.3.3-1 | vulnerable |
| Ubuntu | protobuf-c | 20.04 | 1.3.3-1ubuntu0.1 | fixed |
| Ubuntu | protobuf-c | 22.04 | 1.3.3-1build2 | vulnerable |
| Ubuntu | protobuf-c | 22.04 | 1.3.3-1ubuntu1 | vulnerable |
| Ubuntu | protobuf-c | 22.04 | 1.3.3-1ubuntu2 | vulnerable |
| Ubuntu | protobuf-c | 22.04 | 1.3.3-1ubuntu2.1 | fixed |
| Ubuntu | sudo | 18.04 | 1.8.20p2-1ubuntu1 | vulnerable |
| Ubuntu | sudo | 18.04 | 1.8.21p2-2ubuntu1 | vulnerable |
| Ubuntu | sudo | 18.04 | 1.8.21p2-3ubuntu1 | vulnerable |
| Ubuntu | sudo | 18.04 | 1.8.21p2-3ubuntu1.1 | vulnerable |
| Ubuntu | sudo | 18.04 | 1.8.21p2-3ubuntu1.2 | vulnerable |
| Ubuntu | sudo | 18.04 | 1.8.21p2-3ubuntu1.3 | vulnerable |
| Ubuntu | sudo | 18.04 | 1.8.21p2-3ubuntu1.4 | vulnerable |
| Ubuntu | sudo | 18.04 | 1.8.21p2-3ubuntu1.5 | fixed |
| Ubuntu | sudo | 20.04 | 1.8.27-1ubuntu4 | vulnerable |
| Ubuntu | sudo | 20.04 | 1.8.29-1ubuntu1 | vulnerable |
| Ubuntu | sudo | 20.04 | 1.8.31-1ubuntu1 | vulnerable |
| Ubuntu | sudo | 20.04 | 1.8.31-1ubuntu1.1 | vulnerable |
| Ubuntu | sudo | 20.04 | 1.8.31-1ubuntu1.2 | vulnerable |
| Ubuntu | sudo | 20.04 | 1.8.31-1ubuntu1.4 | fixed |
| Ubuntu | sudo | 22.04 | 1.9.5p2-3ubuntu2 | vulnerable |
| Ubuntu | sudo | 22.04 | 1.9.9-1ubuntu2 | vulnerable |
| Ubuntu | sudo | 22.04 | 1.9.9-1ubuntu2.1 | vulnerable |
| Ubuntu | sudo | 22.04 | 1.9.9-1ubuntu2.2 | fixed |
Fixed-version evidence
| Distribution | Package | Type | Release | Fixed version | Urgency | Origin | Bugs |
|---|---|---|---|---|---|---|---|
| Debian | protobuf-c | source | sid | 1.4.1-1 | not yet assigned | Not reported | Not reported |
| Debian | protobuf-c | source | forky | 1.4.1-1 | not yet assigned | Not reported | Not reported |
| Debian | protobuf-c | source | trixie | 1.4.1-1 | not yet assigned | Not reported | Not reported |
| Debian | protobuf-c | source | bookworm | 1.4.1-1 | not yet assigned | Not reported | Not reported |
| Ubuntu | protobuf-c | deb | 20.04 | 1.3.3-1ubuntu0.1 | Not reported | USN-5531-1 | Not reported |
| Ubuntu | protobuf-c | deb | 22.04 | 1.3.3-1ubuntu2.1 | Not reported | USN-5531-1 | Not reported |
| Ubuntu | sudo | deb | 18.04 | 1.8.21p2-3ubuntu1.5 | Not reported | USN-5811-1 | Not reported |
| Ubuntu | sudo | deb | 20.04 | 1.8.31-1ubuntu1.4 | Not reported | USN-5811-1 | Not reported |
| Ubuntu | sudo | deb | 22.04 | 1.9.9-1ubuntu2.2 | Not reported | USN-5811-1 | Not reported |
OpenFactory catalog packages
[Debian 12 (Bookworm)]
- [libprotobuf-c1]Fixed
Source package: [protobuf-c]
Details (2)
1.4.1-1+b1· amd64 · bookwormFixed · Fixed:
1.4.1-1dsa · protobuf-c · debian · bookworm; dsa · protobuf-c · debian · 12
1.4.1-1+b1· arm64 · bookwormFixed · Fixed:
1.4.1-1dsa · protobuf-c · debian · bookworm; dsa · protobuf-c · debian · 12
- [libprotobuf-c-dev]Fixed
Source package: [protobuf-c]
Details (2)
1.4.1-1+b1· amd64 · bookwormFixed · Fixed:
1.4.1-1dsa · protobuf-c · debian · bookworm; dsa · protobuf-c · debian · 12
1.4.1-1+b1· arm64 · bookwormFixed · Fixed:
1.4.1-1dsa · protobuf-c · debian · bookworm; dsa · protobuf-c · debian · 12
- [protobuf-c-compiler]Fixed
Source package: [protobuf-c]
Details (2)
1.4.1-1+b1· amd64 · bookwormFixed · Fixed:
1.4.1-1dsa · protobuf-c · debian · bookworm; dsa · protobuf-c · debian · 12
1.4.1-1+b1· arm64 · bookwormFixed · Fixed:
1.4.1-1dsa · protobuf-c · debian · bookworm; dsa · protobuf-c · debian · 12
[Debian 13 (Trixie)]
- [libprotobuf-c1]Fixed
Source package: [protobuf-c]
Details (2)
1.5.1-1· amd64 · trixieFixed · Fixed:
1.4.1-1dsa · protobuf-c · debian · 13
1.5.1-1· arm64 · trixieFixed · Fixed:
1.4.1-1dsa · protobuf-c · debian · 13
- [libprotobuf-c-dev]Fixed
Source package: [protobuf-c]
Details (2)
1.5.1-1· amd64 · trixieFixed · Fixed:
1.4.1-1dsa · protobuf-c · debian · 13
1.5.1-1· arm64 · trixieFixed · Fixed:
1.4.1-1dsa · protobuf-c · debian · 13
- [protobuf-c-compiler]Fixed
Source package: [protobuf-c]
Details (2)
1.5.1-1· amd64 · trixieFixed · Fixed:
1.4.1-1dsa · protobuf-c · debian · 13
1.5.1-1· arm64 · trixieFixed · Fixed:
1.4.1-1dsa · protobuf-c · debian · 13
Observed:
References
- [https://ftp.suse.com/pub/projects/security/csaf/opensuse-su-2024_12175-1.json]
- [https://nvd.nist.gov/vuln/detail/CVE-2022-33070]
- [https://osv.dev/vulnerability/DEBIAN-CVE-2022-33070]
- [https://osv.dev/vulnerability/USN-5531-1]
- [https://osv.dev/vulnerability/USN-5811-1]
- [https://security-tracker.debian.org/tracker/CVE-2022-33070]
[Debian Security Tracker] · [FIRST EPSS] · [National Vulnerability Database (NVD)] · [OSV Package Vulnerability Database] · [SUSE security advisories and VEX]