CVE-2015-3837

Severity: critical (CVSS 9.3 v2.0)
Exploited in the wild: not listed in CISA KEV
EPSS: 1.6% 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-20

Description

The OpenSSLX509Certificate class in org/conscrypt/OpenSSLX509Certificate.java in Android before 5.1.1 LMY48I improperly includes certain context data during serialization and deserialization, which allows attackers to execute arbitrary code via an application that sends a crafted Intent, aka internal bug 21437603.

Affected products

Android: through 5.1

References

https://android.googlesource.com/platform/external/conscrypt/+/edf7055461e2d7fa18de5196dca80896a56e3540
https://groups.google.com/forum/message/raw?msg=android-security-updates/Ugvu3fi6RQM/yzJvoTVrIQAJ
https://android.googlesource.com/platform/external/conscrypt/+/edf7055461e2d7fa18de5196dca80896a56e3540
https://groups.google.com/forum/message/raw?msg=android-security-updates/Ugvu3fi6RQM/yzJvoTVrIQAJ

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