7.2 High
CVSS2
Attack Vector
LOCAL
Attack Complexity
LOW
Authentication
NONE
Confidentiality Impact
COMPLETE
Integrity Impact
COMPLETE
Availability Impact
COMPLETE
AV:L/AC:L/Au:N/C:C/I:C/A:C
7.8 High
CVSS3
Attack Vector
LOCAL
Attack Complexity
LOW
Privileges Required
LOW
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
HIGH
Availability Impact
HIGH
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
0.0004 Low
EPSS
Percentile
5.1%
In do_epoll_ctl and ep_loop_check_proc of eventpoll.c, there is a possible
use after free due to a logic error. This could lead to local escalation of
privilege with no additional execution privileges needed. User interaction
is not needed for exploitation.Product: AndroidVersions: Android
kernelAndroid ID: A-147802478References: Upstream kernel
OS | Version | Architecture | Package | Version | Filename |
---|---|---|---|---|---|
ubuntu | 18.04 | noarch | linux | < 4.15.0-121.123 | UNKNOWN |
ubuntu | 20.04 | noarch | linux | < 5.4.0-51.56 | UNKNOWN |
ubuntu | 16.04 | noarch | linux | < 4.4.0-193.224 | UNKNOWN |
ubuntu | 18.04 | noarch | linux-aws | < 4.15.0-1086.91 | UNKNOWN |
ubuntu | 20.04 | noarch | linux-aws | < 5.4.0-1028.29 | UNKNOWN |
ubuntu | 14.04 | noarch | linux-aws | < 4.4.0-1081.85 | UNKNOWN |
ubuntu | 16.04 | noarch | linux-aws | < 4.4.0-1117.131 | UNKNOWN |
ubuntu | 18.04 | noarch | linux-aws-5.4 | < 5.4.0-1028.29~18.04.1 | UNKNOWN |
ubuntu | 16.04 | noarch | linux-aws-hwe | < 4.15.0-1085.90~16.04.1 | UNKNOWN |
ubuntu | 20.04 | noarch | linux-azure | < 5.4.0-1031.32 | UNKNOWN |
git.kernel.org/linus/52c479697c9b73f628140dcdfcd39ea302d05482
git.kernel.org/linus/a9ed4a6560b8562b7e2e2bed9527e88001f7b682
launchpad.net/bugs/cve/CVE-2020-0466
nvd.nist.gov/vuln/detail/CVE-2020-0466
security-tracker.debian.org/tracker/CVE-2020-0466
source.android.com/security/bulletin/2020-12-01
ubuntu.com/security/notices/USN-4912-1
www.cve.org/CVERecord?id=CVE-2020-0466
7.2 High
CVSS2
Attack Vector
LOCAL
Attack Complexity
LOW
Authentication
NONE
Confidentiality Impact
COMPLETE
Integrity Impact
COMPLETE
Availability Impact
COMPLETE
AV:L/AC:L/Au:N/C:C/I:C/A:C
7.8 High
CVSS3
Attack Vector
LOCAL
Attack Complexity
LOW
Privileges Required
LOW
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
HIGH
Availability Impact
HIGH
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
0.0004 Low
EPSS
Percentile
5.1%