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Fencer Intel
high 7.5

CVE-2022-35724 json

Denial of service while reading data in Avro Rust SDK

published 4y ago modified 4mo ago also GHSA-v456-chpw-6mmw , EUVD-2022-6625

cvss
7.5
version 3.1, NVD
cisa kev
Not listed
not in CISA's catalog
epss
1.8%
EPSS 1.8% chance of exploitation in 30 days, percentile 78%
public exploits
0
none known

Summary

It is possible to provide data to be read that leads the reader to loop in cycles endlessly, consuming CPU. This issue affects Rust applications using Apache Avro Rust SDK prior to 0.14.0 (previously known as avro-rs). Users should update to apache-avro version 0.14.0 which addresses this issue.

Patch / fix

  • crates.io apache-avro 0.14.0
  • Apache Software Foundation Apache Avro 0.14.0

Is CVE-2022-35724 in your dependencies? Fencer shows which of your repositories are affected as soon as an advisory lands, and opens the fix as a pull request.

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Exploit prediction

1.82% chance of exploitation in the next 30 days, higher than 78% of all scored CVEs (FIRST EPSS, 2026-11-09).

CVSS scores

assigned by version score vector
NVD 3.1 7.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
GitHub 3.1 7.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Affected packages

ecosystem package affected fixed in
crates.io apache-avro
<0.14.0
0.14.0

Affected products

  • Apache Software Foundation Apache Avro

Classification

Weakness
  • CWE-20 Improper Input Validation
  • CWE-770 Allocation of Resources Without Limits or Throttling
  • CWE-835 Loop with Unreachable Exit Condition

References

Sources

Fencer Intel keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.