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CVE-2021-22570

Affected software6 products, listed below
Severity6.5 Medium CVSS 3.1 3 scores
Fixed in3.15.0
WeaknessCWE-476
Published26 Jan 2022
Updated17 Jun 2026

Description

Nullptr dereference when a null char is present in a proto symbol. The symbol is parsed incorrectly, leading to an unchecked call into the proto file's name during generation of the resulting error message. Since the symbol is incorrectly parsed, the file is nullptr. We recommend upgrading to version 3.15.0 or greater.

Exploitation status

No public exploit

No exploit has been reported in the sources we check. Published 4 years ago.

  • CISA KEV not listed
  • VulnCheck KEV not listed
  • CISA Vulnrichment exploitation: none
  • Indexed PoC none indexed
  • EPSS 2.7% chance in 30 days

Waratek protection

Outside Waratek scope

A Java vulnerability, but not one Waratek protects. It affects only Java on a user's desktop (applets, Web Start, JavaFX, the installer), sits in a product the Waratek agent can't be installed into, or is in a package we don't expect in business applications. The decision below says which.

  • Protection none
  • Action not pursued none
  • Review human Researcher
  • Record active
Decided by Manual classification of this CVE in the legacy dataset
Finding A manual classification set this CVE's status to Outside Waratek scope, but the CVE names a tracked product.

CVSS

6.5 MEDIUM v3.1 CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H 3 metrics

We show the highest score from the newest CVSS version. Scores from different versions can't be compared, and the first score listed is sometimes a 0.0 placeholder.

VersionScoreBandVectorAssignerType
CVSS 3.1 6.5 MEDIUM CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H cve-coordination@google.com Secondary published
CVSS 3.1 5.5 MEDIUM CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H NVD Primary
CVSS 2.0 2.1 none AV:L/AC:L/Au:N/C:N/I:N/A:P NVD Primary

Affected software and releases

Oracle advisories

AdvisoryTypeQuarterProducts Oracle names in its risk matrix
Oracle Critical Patch Update April 2022 ↗ CPU 2022-Q2 Oracle MySQL / Server: Compiling (protobuf) (8.0.28 and prior)

Oracle components and versions

FamilyComponentVersions, as Oracle lists themRead as
Oracle MySQL Server: Compiling (protobuf) 8.0.28 and prior

Maven packages

Affected and fixed versions, from OSV.dev
PackageIntroducedFixedLast affected
com.google.protobuf:protobuf-java 0 3.15.0 unbounded

Products and versions

9 products, 13 version entries
SourceVendorProductSchemeAffected versions
osv com.google.protobuf protobuf-java generic < 3.15.0
nvd debian debian linux generic 9.0 · 10.0 · 11.0
nvd fedoraproject fedora generic 34 · 35 · 36
nvd google protobuf generic < 3.15.0
nvd netapp active iq unified manager generic any version
nvd netapp oncommand insight generic any version
nvd netapp oncommand workflow automation generic any version
nvd netapp snapcenter generic any version
nvd oracle mysql generic ≤ 8.0.28

References

URLTags
https://github.com/advisories/GHSA-77rm-9x9h-xj3g ADVISORY
https://github.com/protocolbuffers/protobuf PACKAGE
https://github.com/protocolbuffers/protobuf/releases/tag/v3.15.0 WEB
https://github.com/pypa/advisory-database/tree/main/vulns/protobuf/PYSEC-2022-48.yaml WEB
https://lists.debian.org/debian-lts-announce/2023/04/msg00019.html WEB
https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/3DVUZPALAQ34TQP6KFNLM4IZS6B32XSA WEB
https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/5PAGL5M2KGYPN3VEQCRJJE6NA7D5YG5X WEB
https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/BTRGBRC5KGCA4SK5MUNLPYJRAGXMBIYY WEB
https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/IFX6KPNOFHYD6L4XES5PCM3QNSKZBOTQ WEB
https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/KQJB6ZPRLKV6WCMX2PRRRQBFAOXFBK6B WEB

Timeline

Published2022-01-26By the CVE Program.
NVD record modified2026-06-17NVD's own last-modified date for this record.