VulnerabilityModified
CVE-2021-39642
In synchronous_process_io_entries of lwis_ioctl.c, there is a possible out of bounds write due to a race condition.
MEDIUM 6.4EPSS 0.09%
Does this matter?
Lower severity and a low EPSS score (0.09%). Track it; it rarely justifies an emergency change on its own.
Description
In synchronous_process_io_entries of lwis_ioctl.c, there is a possible out of bounds write due to a race condition. This could lead to local escalation of privilege with System execution privileges needed. User interaction is not needed for exploitation.Product: AndroidVersions: Android kernelAndroid ID: A-195731663References: N/A
- CVSS 3.1
- 6.4 MEDIUMCVSS:3.1/AV:L/AC:H/PR:H/UI:N/S:U/C:H/I:H/A:H
- EPSS
- 0.09% probability · 0th percentile
- CISA KEV
- Not listed
- Weakness
- CWE-362
- Affected
- google/android
- Source
- security@android.com
References
- https://source.android.com/security/bulletin/pixel/2021-12-01Patch, Vendor Advisory
- https://source.android.com/security/bulletin/pixel/2021-12-01Patch, Vendor Advisory
Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.