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CVE-2018-21057: An issue was discovered on Samsung mobile devices with N(7.x) O(8.x, and P(9.0) (Exynos chipsets) software. There is a stack-based buffer overflow in the Shannon Baseband. The Samsung ID is SVE-201...
CVE-2018-21057 · published 6 years ago
Summary
An issue was discovered on Samsung mobile devices with N(7.x) O(8.x, and P(9.0) (Exynos chipsets) software. There is a stack-based buffer overflow in the Shannon Baseband. The Samsung ID is SVE-2018-12757 (September 2018).
What to do
The CVE record does not list a fixed version. Check the vendor's site or the advisory links below - a fix may already be released.
Affected software
| Vendor | Product | Affected versions |
|---|---|---|
| android |
7.0 7.1.0 7.1.1 7.1.2 8.0 8.1 9.0 cpe:2.3:o:google:android:7.0:*:*:*:*:*:*:* |
Original advisory text
An issue was discovered on Samsung mobile devices with N(7.x) O(8.x, and P(9.0) (Exynos chipsets) software. There is a stack-based buffer overflow in the Shannon Baseband. The Samsung ID is SVE-201...
An issue was discovered on Samsung mobile devices with N(7.x) O(8.x, and P(9.0) (Exynos chipsets) software. There is a stack-based buffer overflow in the Shannon Baseband. The Samsung ID is SVE-2018-12757 (September 2018).
References
- https://security.samsungmobile.com/securityUpdate.smsb Vendor Advisory
Internet-facing
3 days
Internal
60 days
- Not known to be exploited
- Can be exploited automatically (estimated)
- Gives an attacker full control (estimated)
Type
CWE-787Out-of-bounds Write
Timeline
Published8 Apr 2020
Updated4 Nov 2026
First seen29 Sep 2026
Sources
CVE-2018-21057 · NVD
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