CVE-2026-23787: CWE-416 Use After Free in Samsung Exynos 1280 firmware
An issue was discovered in DPU in Samsung Mobile Processor Exynos 1280, 2200, 1380, 1480, 2400, 1580, 2500, 1680, and 2600. A Use-After-Free in the Exynos DRM HDR driver (due to improper cleanup upon vmap failure) leads to a kernel crash.
AI Analysis
Technical Summary
CVE-2026-23787 describes a use-after-free vulnerability in the Exynos DRM HDR driver affecting Samsung Mobile Processor models including Exynos 1280, 2200, 1380, 1480, 2400, 1580, 2500, 1680, and 2600. The issue arises due to improper cleanup upon failure of a vmap operation, resulting in a use-after-free condition that can cause the kernel to crash.
Potential Impact
The vulnerability can cause a kernel crash on affected devices, potentially leading to denial of service. There is no information about exploitation in the wild or further impact such as privilege escalation.
Mitigation Recommendations
Patch status is not yet confirmed — check the vendor advisory for current remediation guidance.
CVE-2026-23787: CWE-416 Use After Free in Samsung Exynos 1280 firmware
Description
An issue was discovered in DPU in Samsung Mobile Processor Exynos 1280, 2200, 1380, 1480, 2400, 1580, 2500, 1680, and 2600. A Use-After-Free in the Exynos DRM HDR driver (due to improper cleanup upon vmap failure) leads to a kernel crash.
CVSS v3.1
Score 4.2medium
Affected software
Samsung
Exynos 1280 firmware
Weaknesses
AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
CVE-2026-23787 describes a use-after-free vulnerability in the Exynos DRM HDR driver affecting Samsung Mobile Processor models including Exynos 1280, 2200, 1380, 1480, 2400, 1580, 2500, 1680, and 2600. The issue arises due to improper cleanup upon failure of a vmap operation, resulting in a use-after-free condition that can cause the kernel to crash.
Potential Impact
The vulnerability can cause a kernel crash on affected devices, potentially leading to denial of service. There is no information about exploitation in the wild or further impact such as privilege escalation.
Mitigation Recommendations
Patch status is not yet confirmed — check the vendor advisory for current remediation guidance.
Technical Details
- Data Version
- 5.2
- Assigner Short Name
- mitre
- Date Reserved
- 2026-01-16T00:00:00.000Z
- State
- PUBLISHED
Threat ID: 6aa7478a55bf5e2cf54ed5d1
Added to database: 09/14/2026, 01:02:02 UTC
Last enriched: 09/14/2026, 01:16:41 UTC
Last updated: 09/14/2026, 03:07:28 UTC
Views: 6
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