CVE-2022-20008 — Use of Uninitialized Resource in Google Android
Severity
4.6MEDIUMNVD
OSV5.6OSV4.7
EPSS
0.1%
top 82.89%
CISA KEV
Not in KEV
Exploit
No known exploits
Affected products
Timeline
PublishedMay 10
Latest updateMay 12
Description
In mmc_blk_read_single of block.c, there is a possible way to read kernel heap memory due to uninitialized data. This could lead to local information disclosure if reading from an SD card that triggers errors, with no additional execution privileges needed. User interaction is not needed for exploitation.Product: AndroidVersions: Android kernelAndroid ID: A-216481035References: Upstream kernel
CVSS vector
CVSS:3.1/AV:P/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:NExploitability: 0.9 | Impact: 3.6
Affected Packages4 packages
🔴Vulnerability Details
5OSV▶
linux, linux-aws, linux-azure, linux-azure-5.4, linux-azure-fde, linux-gcp, linux-gcp-5.4, linux-gke, linux-gkeop, linux-gkeop-5.4, linux-hwe-5.4, linux-ibm, linux-ibm-5.4, linux-kvm, linux-oracle, li↗2022-05-12
OSV▶
linux, linux-aws, linux-aws-5.13, linux-azure, linux-azure-5.13, linux-gcp, linux-gcp-5.13, linux-hwe-5.13, linux-kvm, linux-oracle, linux-raspi vulnerabilities↗2022-05-12