https://patchthecve.com/CVEs with upgrade or downgrade fix stepshttps://patchthecve.com/cve/CVE-2021-41850.htmlhttps://patchthecve.com/cve/CVE-2021-41850.htmlWed, 17 Jun 2026 04:09:01 +0000HIGH 7.8: An issue was discovered in Luna Simo PPR1.180610.011/202001031830. A pre-installed app with a package name of com.skyroam.silverhelper writes three IMEI values to system properties at system startup. The system property values can be obtained via getprop by all third-party applications co-located onhttps://patchthecve.com/cve/CVE-2021-41849.htmlhttps://patchthecve.com/cve/CVE-2021-41849.htmlWed, 17 Jun 2026 04:09:01 +0000MEDIUM 5.5: An issue was discovered in Luna Simo PPR1.180610.011/202001031830. It sends the following Personally Identifiable Information (PII) in plaintext using HTTP to servers located in China: user's list of installed apps and device International Mobile Equipment Identity (IMEI). This PII is transmitted tohttps://patchthecve.com/cve/CVE-2021-41848.htmlhttps://patchthecve.com/cve/CVE-2021-41848.htmlWed, 17 Jun 2026 04:09:00 +0000HIGH 7.8: An issue was discovered in Luna Simo PPR1.180610.011/202001031830. It mishandles software updates such that local third-party apps can provide a spoofed software update file that contains an arbitrary shell script and arbitrary ARM binary, where both will be executed as the root user with an SELinux