Ubuntu.comUB:CVE-2021-0935CVE-2021-0935
6.7 Medium
CVSS3
Attack Vector
LOCAL
Attack Complexity
LOW
Privileges Required
HIGH
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
HIGH
Availability Impact
HIGH
CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H
7.2 High
CVSS2
Access Vector
LOCAL
Access 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
0.0004 Low
EPSS
Percentile
5.3%
In ip6_xmit of ip6_output.c, there is a possible out of bounds write due to
a use after free. 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-168607263References: Upstream kernel
| OS | Version | Architecture | Package | Version | Filename |
|---|---|---|---|---|---|
| ubuntu | 16.04 | noarch | linux | < 4.4.0-223.256) Available with Ubuntu Pro or Ubuntu Pro (Infra-only | UNKNOWN |
| ubuntu | 14.04 | noarch | linux-aws | < 4.4.0-1103.108) Available with Ubuntu Pro or Ubuntu Pro (Infra-only | UNKNOWN |
| ubuntu | 16.04 | noarch | linux-aws | < 4.4.0-1139.153) Available with Ubuntu Pro or Ubuntu Pro (Infra-only | UNKNOWN |
| ubuntu | 16.04 | noarch | linux-azure | < 4.15.0-1013.13~16.04.2) Available with Ubuntu Pro or Ubuntu Pro (Infra-only | UNKNOWN |
| ubuntu | 22.04 | noarch | linux-azure-fde | < any | UNKNOWN |
| ubuntu | 16.04 | noarch | linux-gcp | < 4.15.0-1014.14~16.04.1) Available with Ubuntu Pro or Ubuntu Pro (Infra-only | UNKNOWN |
| ubuntu | 22.04 | noarch | linux-gkeop | < any | UNKNOWN |
| ubuntu | 20.04 | noarch | linux-gkeop-5.15 | < any | UNKNOWN |
| ubuntu | 16.04 | noarch | linux-hwe | < 4.15.0-24.26~16.04.1) Available with Ubuntu Pro or Ubuntu Pro (Infra-only | UNKNOWN |
| ubuntu | 16.04 | noarch | linux-kvm | < 4.4.0-1104.113) Available with Ubuntu Pro or Ubuntu Pro (Infra-only | UNKNOWN |
References
git.kernel.org/linus/2f987a76a97773beafbc615b9c4d8fe79129a7f4
git.kernel.org/linus/b954f94023dcc61388c8384f0f14eb8e42c863c5
groups.google.com/g/syzkaller-bugs/c/N53POqzMUa0/m/bTV9futJBAAJ
launchpad.net/bugs/cve/CVE-2021-0935
nvd.nist.gov/vuln/detail/CVE-2021-0935
security-tracker.debian.org/tracker/CVE-2021-0935
source.android.com/security/bulletin/pixel/2021-10-01
ubuntu.com/security/notices/USN-5361-1
www.cve.org/CVERecord?id=CVE-2021-0935
Related
6.7 Medium
CVSS3
Attack Vector
LOCAL
Attack Complexity
LOW
Privileges Required
HIGH
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
HIGH
Availability Impact
HIGH
CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H
7.2 High
CVSS2
Access Vector
LOCAL
Access 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
0.0004 Low
EPSS
Percentile
5.3%