CVE-2017-18656
Description
An issue was discovered on Samsung mobile devices with M(6.0) and N(7.x) software. There is a buffer over-read in a trustlet. The Samsung ID is SVE-2017-8890 (August 2017).
AI Insight
LLM-synthesized narrative grounded in this CVE's description and references.
Buffer over-read vulnerability in a trustlet on Samsung mobile devices with Android 6.0 and 7.x, disclosed in August 2017.
Vulnerability
A buffer over-read vulnerability exists in a trustlet on Samsung mobile devices running Android M (6.0) and N (7.x). The issue is identified by Samsung ID SVE-2017-8890 and was disclosed in August 2017 [1]. The specific trustlet and code path are not detailed in the available references.
Exploitation
Exploitation details are not disclosed in the available references. The buffer over-read likely requires local access to trigger a crafted input to the trustlet, but the exact attack vector and required privileges are unknown.
Impact
Successful exploitation could lead to information disclosure, potentially exposing sensitive data processed by the trustlet, such as cryptographic keys or other secrets. The severity is elevated because trustlets operate in a privileged trusted execution environment.
Mitigation
Samsung released a security update addressing this vulnerability as part of its monthly maintenance cycle. Users should ensure their devices are running the latest firmware available through Samsung's security update process [1]. No workaround is documented.
AI Insight generated on May 26, 2026. Synthesized from this CVE's description and the cited reference URLs; citations are validated against the source bundle.
Affected products
2- Samsung/mobile devicesdescription
- Range: M (6.0) and N (7.x)
Patches
0No patches discovered yet.
Vulnerability mechanics
AI mechanics synthesis has not run for this CVE yet.
References
1- security.samsungmobile.com/securityUpdate.smsbmitrex_refsource_CONFIRM
News mentions
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