Ubuntu.comUB:CVE-2021-39657CVE-2021-39657
4.4 Medium
CVSS3
Attack Vector
LOCAL
Attack Complexity
LOW
Privileges Required
HIGH
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
NONE
Availability Impact
NONE
CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:N/A:N
2.1 Low
CVSS2
Access Vector
LOCAL
Access Complexity
LOW
Authentication
NONE
Confidentiality Impact
PARTIAL
Integrity Impact
NONE
Availability Impact
NONE
AV:L/AC:L/Au:N/C:P/I:N/A:N
0.0004 Low
EPSS
Percentile
5.3%
In ufshcd_eh_device_reset_handler of ufshcd.c, there is a possible out of
bounds read due to a missing bounds check. This could lead to local
information disclosure with System execution privileges needed. User
interaction is not needed for exploitation.Product: AndroidVersions:
Android kernelAndroid ID: A-194696049References: Upstream kernel
| OS | Version | Architecture | Package | Version | Filename |
|---|---|---|---|---|---|
| ubuntu | 18.04 | noarch | linux | < 4.15.0-141.145 | UNKNOWN |
| ubuntu | 20.04 | noarch | linux | < 5.4.0-67.75 | UNKNOWN |
| ubuntu | 16.04 | noarch | linux | < 4.4.0-204.236) Available with Ubuntu Pro or Ubuntu Pro (Infra-only | UNKNOWN |
| ubuntu | 18.04 | noarch | linux-aws | < 4.15.0-1098.105 | UNKNOWN |
| ubuntu | 20.04 | noarch | linux-aws | < 5.4.0-1039.41 | UNKNOWN |
| ubuntu | 14.04 | noarch | linux-aws | < 4.4.0-1087.91) Available with Ubuntu Pro or Ubuntu Pro (Infra-only | UNKNOWN |
| ubuntu | 16.04 | noarch | linux-aws | < 4.4.0-1123.137) Available with Ubuntu Pro or Ubuntu Pro (Infra-only | UNKNOWN |
| ubuntu | 18.04 | noarch | linux-aws-5.4 | < 5.4.0-1039.41~18.04.1 | UNKNOWN |
| ubuntu | 16.04 | noarch | linux-aws-hwe | < 4.15.0-1098.105~16.04.1) Available with Ubuntu Pro or Ubuntu Pro (Infra-only | UNKNOWN |
| ubuntu | 20.04 | noarch | linux-azure | < 5.4.0-1041.43 | UNKNOWN |
References
git.kernel.org/linus/35fc4cd34426c242ab015ef280853b7bff101f48 (5.11-rc4)
launchpad.net/bugs/cve/CVE-2021-39657
lore.kernel.org/all/[email protected]/
nvd.nist.gov/vuln/detail/CVE-2021-39657
security-tracker.debian.org/tracker/CVE-2021-39657
source.android.com/security/bulletin/pixel/2021-12-01
www.cve.org/CVERecord?id=CVE-2021-39657
Related
4.4 Medium
CVSS3
Attack Vector
LOCAL
Attack Complexity
LOW
Privileges Required
HIGH
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
NONE
Availability Impact
NONE
CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:N/A:N
2.1 Low
CVSS2
Access Vector
LOCAL
Access Complexity
LOW
Authentication
NONE
Confidentiality Impact
PARTIAL
Integrity Impact
NONE
Availability Impact
NONE
AV:L/AC:L/Au:N/C:P/I:N/A:N
0.0004 Low
EPSS
Percentile
5.3%