CVE-2015-3863

Severity: critical (CVSS 9.3 v2.0)
Exploited in the wild: not listed in CISA KEV
EPSS: 1.3% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2015-10-01 · updated 2026-06-17
Weakness: CWE-189

Description

Multiple integer overflows in the Blob class in keystore/keystore.cpp in Keystore in Android before 5.1.1 LMY48M allow attackers to execute arbitrary code and read arbitrary Keystore keys via an application that uses a crafted blob in an insert operation, aka internal bug 22802399.

Affected products

Android: through 5.1

References

https://android.googlesource.com/platform/system/security/+/bb9f4392c2f1b11be3acdc1737828274ff1ec55b
https://groups.google.com/forum/message/raw?msg=android-security-updates/1M7qbSvACjo/Y7jewiW1AwAJ
https://android.googlesource.com/platform/system/security/+/bb9f4392c2f1b11be3acdc1737828274ff1ec55b
https://groups.google.com/forum/message/raw?msg=android-security-updates/1M7qbSvACjo/Y7jewiW1AwAJ

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