VulnerabilityModified
CVE-2021-39649
In regmap_exit of regmap.c, there is a possible use-after-free due to improper locking.
MEDIUM 6.7EPSS 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 regmap_exit of regmap.c, there is a possible use-after-free due to improper locking. This could lead to local escalation of privilege in the kernel with System execution privileges needed. User interaction is not needed for exploitation.Product: AndroidVersions: Android kernelAndroid ID: A-174049006References: N/A
- CVSS 3.1
- 6.7 MEDIUMCVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H
- EPSS
- 0.09% probability · 1th percentile
- CISA KEV
- Not listed
- Weakness
- CWE-667
- 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.