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ubuntucveUbuntu.comUB:CVE-2021-4135
HistoryDec 24, 2021 - 12:00 a.m.

CVE-2021-4135

2021-12-2400:00:00
ubuntu.com
ubuntu.com
59

5.5 Medium

CVSS3

Attack Vector

LOCAL

Attack Complexity

LOW

Privileges Required

LOW

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

NONE

Availability Impact

NONE

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N

1.7 Low

CVSS2

Access Vector

LOCAL

Access Complexity

LOW

Authentication

SINGLE

Confidentiality Impact

PARTIAL

Integrity Impact

NONE

Availability Impact

NONE

AV:L/AC:L/Au:S/C:P/I:N/A:N

0.0004 Low

EPSS

Percentile

5.3%

JSON

A memory leak vulnerability was found in the Linux kernel’s eBPF for the
Simulated networking device driver in the way user uses BPF for the device
such that function nsim_map_alloc_elem being called. A local user could use
this flaw to get unauthorized access to some data.

OSVersionArchitecturePackageVersionFilename
ubuntu20.04noarchlinux< 5.4.0-105.119UNKNOWN
ubuntu21.10noarchlinux< 5.13.0-37.42UNKNOWN
ubuntu20.04noarchlinux-aws< 5.4.0-1069.73UNKNOWN
ubuntu21.10noarchlinux-aws< 5.13.0-1019.21UNKNOWN
ubuntu20.04noarchlinux-aws-5.13< 5.13.0-1019.21~20.04.1UNKNOWN
ubuntu18.04noarchlinux-aws-5.4< 5.4.0-1069.73~18.04.1UNKNOWN
ubuntu20.04noarchlinux-azure< 5.4.0-1073.76UNKNOWN
ubuntu21.10noarchlinux-azure< 5.13.0-1021.24UNKNOWN
ubuntu20.04noarchlinux-azure-5.13< 5.13.0-1021.24~20.04.1UNKNOWN
ubuntu18.04noarchlinux-azure-5.4< 5.4.0-1073.76~18.04.1UNKNOWN
Rows per page:
1-10 of 391

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5.5 Medium

CVSS3

Attack Vector

LOCAL

Attack Complexity

LOW

Privileges Required

LOW

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

NONE

Availability Impact

NONE

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N

1.7 Low

CVSS2

Access Vector

LOCAL

Access Complexity

LOW

Authentication

SINGLE

Confidentiality Impact

PARTIAL

Integrity Impact

NONE

Availability Impact

NONE

AV:L/AC:L/Au:S/C:P/I:N/A:N

0.0004 Low

EPSS

Percentile

5.3%

JSON
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