# CVE-2026-48178: Samsung Semiconductor out-of-bounds access in PPC due to race condition

Source: https://junglewise.ai/threats/cve-2026-48178-out-of-bound-access-in-ppc-due-to-race-condition-in-global  
Publisher: Junglewise Threat Intelligence, https://junglewise.ai/threats  
Published: 2026-11-05. Updated: 2026-11-05  
License: CC BY 4.0 with a link back

CVE-2026-48178 · Severity: info · Published 2026-11-05

A race condition in Samsung's processor power controller (PPC) firmware can lead to out-of-bounds memory access. An attacker with local or adjacent access could potentially read or corrupt sensitive memory regions, affecting the confidentiality and integrity of the device.

Vendors: [Samsung](https://junglewise.ai/threats/vendors/samsung).

## Quick answers

**Is CVE-2026-48178 exploited in the wild?** No. Junglewise Threat Intelligence has no report of CVE-2026-48178 being exploited in the wild.

**How severe is CVE-2026-48178?** Informational severity, published 5 November 2026.

**Which products and versions are affected?** Samsung Semiconductor Processor Power Controller.

**Is there a fix for CVE-2026-48178?** No fixed version is recorded yet. Check the vendor's advisory in the references below. If you run it, Junglewise drafts a mitigation that fits your setup and applies it once you approve, with senior security engineers behind it.

**How is CVE-2026-48178 attacked?** It is attacked with local access or from the adjacent network, in device firmware.

**Am I affected by CVE-2026-48178?** Check whether you run Samsung Semiconductor Processor Power Controller. Junglewise does that check for you around the clock: connect your code, cloud and domains, and it matches new vulnerabilities like this one against what you actually run and tells you when one reaches you.

## Technical details

The vulnerability is a race condition in global variable access within the PPC (processor power controller) component, resulting in out-of-bounds memory reads or writes. This requires local or adjacent network access to trigger. An attacker exploiting this could leak sensitive data or cause denial of service through memory corruption.

## Affected products

- Samsung Semiconductor Processor Power Controller

## Timeline

- 2026-11-05: disclosed

## References

- [https://semiconductor.samsung.com/support/quality-support/product-security-updates/](https://semiconductor.samsung.com/support/quality-support/product-security-updates/)