# CVE-2026-33963: Samsung Exynos camera driver stack buffer overflow

Source: https://junglewise.ai/threats/cve-2026-33963-samsung-exynos-camera-driver-stack-buffer-overflow  
Publisher: Junglewise Threat Intelligence, https://junglewise.ai/threats  
Published: 2026-09-14. Updated: 2026-09-26  
License: CC BY 4.0 with a link back

CVE-2026-33963 · Severity: high · CVSS 7.5 · Published 2026-09-14

Samsung mobile processors include a camera driver component that processes image-related data. A malformed message sent to this driver can cause a memory overflow, leading to service disruption or device crashes. Attackers with local or privileged access could trigger this condition, affecting devices that rely on the Exynos processor for mobile imaging.

Technologies: [Samsung Exynos 2600](https://junglewise.ai/threats/technologies/exynos-2600), [Samsung Exynos 1330](https://junglewise.ai/threats/technologies/exynos-1330), [Samsung Exynos 1380](https://junglewise.ai/threats/technologies/exynos-1380), [Samsung Exynos 1480](https://junglewise.ai/threats/technologies/exynos-1480), [Samsung Exynos 1580](https://junglewise.ai/threats/technologies/exynos-1580), [Samsung Exynos 1680](https://junglewise.ai/threats/technologies/exynos-1680), [Samsung Exynos 2400](https://junglewise.ai/threats/technologies/exynos-2400), [Samsung Exynos 2500](https://junglewise.ai/threats/technologies/exynos-2500). Vendors: [Samsung](https://junglewise.ai/threats/vendors/samsung).

## Quick answers

**Is CVE-2026-33963 exploited in the wild?** No. Junglewise Threat Intelligence has no report of CVE-2026-33963 being exploited in the wild.

**How severe is CVE-2026-33963?** High severity, with a CVSS score of 7.5, published 14 September 2026.

**Which products and versions are affected?** Samsung Exynos 2600 unspecified; Samsung Exynos 1330 unspecified; Samsung Exynos 1380 unspecified; Samsung Exynos 1480 unspecified; and 4 more.

**Is there a fix for CVE-2026-33963?** 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-2026-33963 attacked?** It is attacked with local access, in device firmware.

**Am I affected by CVE-2026-33963?** Check whether you run Samsung Exynos 2600, Samsung Exynos 1330, Samsung Exynos 1380 or one of the others listed at an affected version. 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

A stack-based buffer overflow exists in the camera driver component of affected Samsung Exynos processors (1330, 1380, 1480, 2400, 1580, 2500, 2600, 1680). The vulnerability is triggered when a malformed message is processed by the camera driver, causing improper memory handling that results in denial of service or potential code execution. The attack requires the ability to send malicious messages to the camera driver; depending on the device configuration, this may require local access or elevated privileges. Exploitation leads to memory corruption and service disruption. Patches are expected to be available through Samsung firmware updates for affected products.

## Affected products

- Samsung Exynos 1330 unspecified
- Samsung Exynos 1380 unspecified
- Samsung Exynos 1480 unspecified
- Samsung Exynos 2400 unspecified
- Samsung Exynos 1580 unspecified
- Samsung Exynos 2500 unspecified
- Samsung Exynos 2600 unspecified
- Samsung Exynos 1680 unspecified

## Timeline

- 2026-09-14: disclosed: CVE published on NVD
- 2025-12-29: other: Reported date per Samsung advisory

## References

- [https://semiconductor.samsung.com/support/quality-support/product-security-updates/](https://semiconductor.samsung.com/support/quality-support/product-security-updates/)
- [https://semiconductor.samsung.com/support/quality-support/product-security-updates/cve-2026-33963/](https://semiconductor.samsung.com/support/quality-support/product-security-updates/cve-2026-33963/)

## Related threats

- [Samsung Exynos denial of service in Shannon SM Task](https://junglewise.ai/threats/cve-2023-37366-samsung-exynos-denial-of-service-in-shannon-sm-task)
- [Samsung Exynos 5G baseband NULL pointer dereference in RRC Reconfiguration](https://junglewise.ai/threats/cve-2026-33970-samsung-exynos-5g-baseband-null-pointer-dereference-in-rrc)
- [Samsung Exynos camera driver TOCTOU race condition](https://junglewise.ai/threats/cve-2026-33968-samsung-exynos-camera-driver-toctou-race-condition)
- [Samsung Exynos camera driver out-of-bounds array access](https://junglewise.ai/threats/cve-2026-33967-samsung-exynos-camera-driver-out-of-bounds-array-access)
- [Samsung Exynos camera driver information leak via debug code](https://junglewise.ai/threats/cve-2026-33966-samsung-exynos-camera-driver-information-leak-via-debug-code)