CVE-2021-39648

In gadget_dev_desc_UDC_show of configfs.c, there is a possible disclosure of kernel heap memory due to a race condition. This could lead to local info...

Original description

The description as published by the source.

In gadget_dev_desc_UDC_show of configfs.c, there is a possible disclosure of kernel heap memory due to a race condition. This could lead to local information disclosure with System execution privileges needed. User interaction is not needed for exploitation.

Source: OSV.dev (Open Source Vulnerabilities) NVD OSV

Affected packages

Android :linux_kernel:

[{"type":"ECOSYSTEM","events":[{"introduced":":0"},{"fixed":":2021-12-05"}]}]

Fix status by distribution

Fixed packages published by each distribution for this CVE

Debian DEBIAN-CVE-2021-39648 linux Fixed in: 5.10.9-1
Ubuntu UBUNTU-CVE-2021-39648 linux-aws Fixed in: 4.4.0-1102.107

References

advisory source.android.com
patch android.googlesource.com