Samsung Exynos Camera Driver OOB Write via Sysfs
CVE-2026-33956 Published on September 14, 2026
An issue was discovered in camera in Samsung Mobile Processor Exynos 1330, 1380, 1480, 2400, 1580, and 2500. Sending a malformed message to the test_msg sysfs entry causes an out-of-bounds write, leading to denial of service.
Vulnerability Analysis
CVE-2026-33956 is exploitable with local system access, and requires small amount of user privileges. This vulnerability is consided to have a high level of attack complexity. The potential impact of an exploit of this vulnerability is considered to have no impact on confidentiality and integrity, and a small impact on availability.
Weakness Type
What is a Memory Corruption Vulnerability?
The software writes data past the end, or before the beginning, of the intended buffer. Typically, this can result in corruption of data, a crash, or code execution. The software may modify an index or perform pointer arithmetic that references a memory location that is outside of the boundaries of the buffer. A subsequent write operation then produces undefined or unexpected results.
CVE-2026-33956 has been classified to as a Memory Corruption vulnerability or weakness.
Products Associated with CVE-2026-33956
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Affected Versions
Samsung Exynos 1330 firmware:- Before and including 2025-12-02 is affected.