CVE-2026-23789CWE-415

CVE-2026-23789

High · published September 14, 2026

CVSS v3.1
7.8
EPSS
0%
Percentile
1.2
In the wild
Unconfirmed
What it is

An issue was discovered in MFC in Samsung Mobile Processor and Wearable Processor Exynos 850, 1080, 2100, 1280, 2200, 1330, 1380, 1480, 2400, 1580, 2500, 2600, 1680, W920, W930, and W1000. A double-free vulnerability in the Exynos MFC encoder driver (due to improper cleanup of dma_buf references during error handling) leads to kernel memory corruption and potential arbitrary code execution.

The record
Technical detail
CVSS v3.1
7.8 · HIGH
Vector
CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:C/C:H/I:H/A:H
CVSS v4.0
Not supplied
EPSS
0.00109 · 1.2th percentile
Weakness
CWE-415 · Double Free
Published
2026-09-14T06:17Z
References (2)
https://semiconductor.samsung.com/support/quality-support/product-security-updates/ · [email protected]https://semiconductor.samsung.com/support/quality-support/product-security-updates/cve-2026-23789/ · [email protected]
EPSS history
Timeline
  • 15 SEP 03:20Z
    EPSS moved — → 0%
    epss
  • 14 SEP 00:00Z
    An issue was discovered in MFC in Samsung Mobile Processor and Wearable Processor Exynos 850, 1080, 2100, 1280, 2200, 1330, 1380, 1480, 2400, 1580, 2500, 2600…
    cvelistv5