CVE-2022-42527
Published: 16 December 2022
Summary
CVE-2022-42527 is a high-severity NULL Pointer Dereference (CWE-476) vulnerability in Google Android. Its CVSS base score is 7.5 (High).
Operationally, ranked in the top 30.6% of CVEs by exploit likelihood; it is not currently listed in the CISA KEV catalog.
Deeper analysis
CVE-2022-42527 is a NULL pointer dereference vulnerability in the Android kernel component cd_SsParseMsg within cd_SsCodec.c. The flaw stems from a missing null check that can trigger a crash, resulting in a denial of service. It affects Android kernel builds and carries a CVSS 3.1 base score of 7.5 reflecting network-accessible impact solely on availability.
An unauthenticated remote attacker can trigger the condition over the network without user interaction or elevated privileges, causing the affected process to terminate and producing a denial-of-service condition.
The December 2022 Pixel security bulletin published by Google addresses the issue for supported Android devices; administrators should apply the corresponding kernel patches or device firmware updates listed in the bulletin to eliminate the crash vector.
EPSS for the CVE rose from a low baseline to a peak of 0.0692 in December 2025 before receding to the current value of 0.0058, indicating a period of increased exploitation interest after disclosure.
EU & UK References
- 🇪🇺 ENISA EUVD: EUVD-2022-45594
Vulnerability details
In cd_SsParseMsg of cd_SsCodec.c, there is a possible crash due to a missing null check. This could lead to remote denial of service with no additional execution privileges needed. User interaction is not needed for exploitation.Product: AndroidVersions: Android kernelAndroid ID:…
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A-244448906References: N/A
- CWE(s)
Related Threats
No named actor attribution yet. ATT&CK technique mapping in progress for this CVE.
Affected Assets
Mitigating Controls
No mitigating controls mapped yet. The per-CVE control annotator has not reached this CVE.