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CVE-2026-23791

Quick assessment

Affected
Samsung Exynos 1280 firmware
Exploitation
No confirmed in-the-wild exploitation; assess based on exposure
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.

SAMSUNG Exynos 1280是韩国SAMSUNG公司的一款移动处理器设备。 SAMSUNG Exynos 1280 2025-12-29及之前版本存在缓冲区错误漏洞，该漏洞源于Exynos DPU驱动在颜色模式LUT解析中缺少输入长度验证，存在越界写入，可能导致内核内存损坏和权限提升。

CVSS 4.2 · Medium EPSS 0.12% · P2

Possible ATT&CK Techniques 1 AI

T1059 · Command and Scripting Interpreter

Affected Version Matrix 1

VendorProduct Version RangeStatus
Samsung Exynos 1280 firmware ≤ 2025-12-29 affected
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I. Basic Information for CVE-2026-23791

Vulnerability Information
Have questions about the vulnerability? See if Shenlong's analysis helps!
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Vulnerability Title
N/A
Source: CVE Program / CVE List V5
Vulnerability Description
An issue was discovered in DPU in Samsung Mobile Processor Exynos 1280, 2200, 1380, 1480, 2400, 1580, 2500, 1680, and 2600. An out-of-bounds write vulnerability in the Exynos DPU driver (due to missing input length validation in color mode LUT parsing) leads to kernel memory corruption and potential privilege escalation.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:C/C:N/I:L/A:L
Source: CVE Program / CVE List V5
Vulnerability Type
跨界内存写
Source: CVE Program / CVE List V5
Vulnerability Title
SAMSUNG Exynos 1280 缓冲区错误漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
SAMSUNG Exynos 1280是韩国SAMSUNG公司的一款移动处理器设备。 SAMSUNG Exynos 1280 2025-12-29及之前版本存在缓冲区错误漏洞，该漏洞源于Exynos DPU驱动在颜色模式LUT解析中缺少输入长度验证，存在越界写入，可能导致内核内存损坏和权限提升。
Source: CNNVD (China National Vulnerability Database)
CVSS Information
N/A
Source: CNNVD (China National Vulnerability Database)
Vulnerability Type
N/A
Source: CNNVD (China National Vulnerability Database)

Affected Products

Vendor Product Affected Versions CPE Subscribe
Samsung Exynos 1280 firmware 0 ~ 2025-12-29 -

II. Public POCs for CVE-2026-23791

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III. Intelligence Information for CVE-2026-23791

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Vendor Advisories for CVE-2026-23791 (1)

Same Patch Batch · Samsung · 2026-09-14 · 19 CVEs total

CVE-2026-23789 7.8 HIGH SAMSUNG Exynos 850 资源管理错误漏洞
CVE-2026-33963 7.5 HIGH SAMSUNG Exynos 1330 缓冲区错误漏洞
CVE-2026-33964 6.4 MEDIUM SAMSUNG Exynos 1580 缓冲区错误漏洞
CVE-2026-23787 4.2 MEDIUM SAMSUNG Exynos 1280 资源管理错误漏洞
CVE-2026-23788 4.2 MEDIUM SAMSUNG Exynos 1280 缓冲区错误漏洞
CVE-2026-23790 4.2 MEDIUM SAMSUNG Exynos 1280 资源管理错误漏洞
CVE-2026-33957 4.2 MEDIUM SAMSUNG Exynos 1580 缓冲区错误漏洞
CVE-2026-23792 4.0 MEDIUM SAMSUNG Exynos 1080 输入验证错误漏洞
CVE-2026-23793 3.5 LOW SAMSUNG Exynos 1330 缓冲区错误漏洞
CVE-2026-33970 3.5 LOW SAMSUNG Exynos 850 异常处理不当漏洞
CVE-2023-37366 2.8 LOW Google Pixel 安全漏洞
CVE-2026-23786 2.8 LOW SAMSUNG Exynos 1280 竞争条件问题漏洞
CVE-2026-33966 2.8 LOW SAMSUNG Exynos 1330 调试信息泄露漏洞
CVE-2026-33968 2.8 LOW SAMSUNG Exynos 1330 缓冲区错误漏洞
CVE-2026-33967 2.8 LOW SAMSUNG Exynos 1330 缓冲区错误漏洞
CVE-2026-33960 2.8 LOW SAMSUNG Exynos 1330 缓冲区错误漏洞
CVE-2026-33962 2.8 LOW SAMSUNG Exynos 850 缓冲区错误漏洞
CVE-2026-33956 2.8 LOW SAMSUNG Exynos 1330 缓冲区错误漏洞

IV. Related Vulnerabilities

Same product: Exynos 1280 firmware
Same vendor: Samsung
Same weakness: CWE-787