What’s Vulnerable › Vulnerabilities

CVE-2018-21040

• Severity: high (CVSS 8.1 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.3% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2020-04-08 · updated 2026-06-17
• Weakness: CWE-362

Description

An issue was discovered on Samsung mobile devices with O(8.x) and P(9.0) (Exynos 9810 chipsets) software. There is a race condition with a resultant use-after-free in the g2d driver. The Samsung ID is SVE-2018-12959 (December 2018).

Affected products

• Android: 8.0, 8.1, 9.0

References

• https://security.samsungmobile.com/securityUpdate.smsb
• https://security.samsungmobile.com/securityUpdate.smsb

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