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6.7

Android may let app gain system privileges

CVE-2022-42523 · published 3 years ago
Summary

A coding mistake in Android's phone service can write data beyond its intended area, potentially letting a malicious app increase its rights to full system control without any user interaction. This could let attackers run any code on the device. Update your Android devices to the latest security patches to protect against this risk.

What to do
  • Update google :unknown: to version Pixel-family specific:2022-12-05.
Affected software
Ecosystem VendorProductAffected versions
Android google :unknown: >= Pixel-family specific:0, < Pixel-family specific:2022-12-05
Fix: upgrade to Pixel-family specific:2022-12-05
– google android All versions
cpe:2.3:o:google:android:-:*:*:*:*:*:*:*
Original advisory text
In fillSetupDataCallInfo_V1_6 of ril_service_1_6.cpp, there is a possible out of bounds write due to an incorrect bounds check. This could lead to local escalation of privilege with System executio...
In fillSetupDataCallInfo_V1_6 of ril_service_1_6.cpp, there is a possible out of bounds write due to an incorrect bounds check. This could lead to local escalation of privilege with System execution privileges needed. User interaction is not needed for exploitation.
References
Fix within
Internet-facing 14 days
Internal At next upgrade
  • Not known to be exploited
  • Needs hands-on effort to exploit
  • Gives an attacker full control
Severity
6.7 Medium
Exploitation
<1% chance of attack within 30 days
Type
CWE-787Out-of-bounds Write
Timeline
Published1 Dec 2022
Updated3 Nov 2026
First seen10 Sep 2026
Sources
PUB-A-243376893 · OSV
CVE-2022-42523 · NVD
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