Although not as compact as the quiet feature drop last month, the April security patch is still being released today to address the bugs of Pixel 3, Pixel 3a, Pixel 4, Pixel 4a, Pixel 4a (5G) and Pixel 5.
19 issues were resolved in the April security patch on 2021-04-01, and 18 issues were resolved in the security patch on 2021-04-05. The degree of vulnerabilities varies from high to high. The most serious vulnerabilities are related to media frameworks. Remote attackers may execute arbitrary code through elaborate files.
In the recent Android Security and Privacy Annual Review, Google pointed out: “In the absence of security updates or mitigation measures applicable to Android devices, no major security vulnerabilities affecting the Android platform have been publicly disclosed.” In addition, compared with the same period last year , The security patches in the fourth quarter of 201
The Google device-specific announcement lists 3 security fixes and 5 feature updates. The Verizon version of Pixel 5 and Pixel 4a 5G were not released at the same time.
- Pixel 5: RQ2A.210405.005 (all operators except Verizon)-factory pictures-OTA
- Pixel 4a 5G: RQ2A.210405.005 (all operators except Verizon)-factory image-OTA
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