Redhat.comRH:CVE-2021-39686CVE-2021-39686
7 High
CVSS3
Attack Vector
LOCAL
Attack Complexity
HIGH
Privileges Required
LOW
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
HIGH
Availability Impact
HIGH
CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H
6.9 Medium
CVSS2
Access Vector
LOCAL
Access Complexity
MEDIUM
Authentication
NONE
Confidentiality Impact
COMPLETE
Integrity Impact
COMPLETE
Availability Impact
COMPLETE
AV:L/AC:M/Au:N/C:C/I:C/A:C
0.0004 Low
EPSS
Percentile
5.3%
A race condition was found in the Linux kernel Android binder driver. The driver is not included to the other kernels, apart from Android devices. This issue could allow a local user to crash the system or potentially escalate their privileges on the system.
References
android.googlesource.com/kernel/common/+/11db2de0af2a
android.googlesource.com/kernel/common/+/3af7a2f61023
android.googlesource.com/kernel/common/+/a4eacf3227bd
android.googlesource.com/kernel/common/+/d49297739550
bugzilla.redhat.com/show_bug.cgi?id=2063219
nvd.nist.gov/vuln/detail/CVE-2021-39686
source.android.com/security/bulletin/2022-03-01
www.cve.org/CVERecord?id=CVE-2021-39686
Related
7 High
CVSS3
Attack Vector
LOCAL
Attack Complexity
HIGH
Privileges Required
LOW
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
HIGH
Availability Impact
HIGH
CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H
6.9 Medium
CVSS2
Access Vector
LOCAL
Access Complexity
MEDIUM
Authentication
NONE
Confidentiality Impact
COMPLETE
Integrity Impact
COMPLETE
Availability Impact
COMPLETE
AV:L/AC:M/Au:N/C:C/I:C/A:C
0.0004 Low
EPSS
Percentile
5.3%