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CVE-2026-33968 Samsung CVE debrief

A Time-of-Check Time-of-Use (TOCTOU) race condition in the camera driver of Samsung Mobile Processor Exynos 1330, 1380, 1480, 2400, 1580, 2500, 2600, and 1680 leads to out-of-bounds access. This issue has a CVSS score of 2.8 and is considered LOW severity. The vulnerability could potentially lead to local denial of service. Defenders responsible for Samsung Exynos-based systems, particularly those using the affected processors, should assess exposure and prioritize verification of affected versions. The TOCTOU vulnerability could potentially lead to local denial of service, and exposure assessment is necessary for systems using these processors.

Vendor
Samsung
Product
Exynos 1330 firmware
CVSS
LOW 2.8
CISA KEV
Not listed in stored evidence
Original CVE published
2026-09-14
Original CVE updated
2026-09-22
Advisory published
2026-09-14
Advisory updated
2026-09-22

Who should care

Defenders responsible for Samsung Exynos-based systems, particularly those using the affected processors, should assess exposure and prioritize verification of affected versions.

Why it matters

Defenders should care about CVE-2026-33968 because it is a TOCTOU vulnerability in widely used Samsung Exynos processors, which could lead to local denial of service. The affected versions require verification, and exposure assessment is necessary for systems using these processors.

  • Local denial of service is a potential consequence of this vulnerability.

Technical summary

A Time-of-Check Time-of-Use (TOCTOU) race condition in the camera driver of Samsung Mobile Processor Exynos 1330, 1380, 1480, 2400, 1580, 2500, 2600, and 1680 leads to out-of-bounds access. The affected versions require verification, and exposure assessment is necessary for systems using these processors. This issue has a CVSS score of 2.8 and is considered LOW severity. The vulnerability could potentially lead to local denial of service.

Defensive priority

Defenders should prioritize verifying the affected versions and assessing exposure in their inventory, as the TOCTOU vulnerability could potentially lead to local denial of service.

Recommended defensive actions

  • Verify the affected versions of Samsung Mobile Processor Exynos in your inventory
  • Assess exposure to the TOCTOU vulnerability
  • Monitor for potential local denial of service attacks

Evidence notes

The CVE record and NVD entry provide details on the vulnerability, including its description, CVSS score, and affected products. However, the exact versions of the Exynos processors that are affected are not specified.

Sources and references

Verified primary and authoritative sources

  • CVE-2026-33968 CVE Program record

    Publisher, destination, and source semantics verified

    URL: https://www.cve.org/CVERecord?id=CVE-2026-33968

    CVE Program - Official CVE Program record with source-provided CVE metadata.

  • CVE-2026-33968 NVD vulnerability detail

    Publisher, destination, and source semantics verified

    URL: https://nvd.nist.gov/vuln/detail/CVE-2026-33968

    NIST National Vulnerability Database - Official NIST NVD detail page and source-specific vulnerability assessment.

Supplemental references

Methodology and review provenance

AI-assisted synthesis based on stored public vulnerability evidence. System validation, approval state, and publication status do not by themselves establish human review of this revision. PatchSiren helps prioritize defensive review and does not prove exposure or remediation on any system.