NULL Pointer Dereference Affecting protobuf-lite package, versions <0:3.14.0-13.el9


Severity

Recommended
0.0
medium
0
10

Based on AlmaLinux security rating.

Threat Intelligence

EPSS
2.66% (84th percentile)

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  • Snyk IDSNYK-ALMALINUX9-PROTOBUFLITE-5656790
  • published28 May 2023
  • disclosed15 Nov 2022

Introduced: 15 Nov 2022

CVE-2021-22570  (opens in a new tab)
CWE-476  (opens in a new tab)

How to fix?

Upgrade AlmaLinux:9 protobuf-lite to version 0:3.14.0-13.el9 or higher.
This issue was patched in ALSA-2022:7970.

NVD Description

Note: Versions mentioned in the description apply only to the upstream protobuf-lite package and not the protobuf-lite package as distributed by AlmaLinux. See How to fix? for AlmaLinux:9 relevant fixed versions and status.

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.

References

CVSS Base Scores

version 3.1