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ubuntucveUbuntu.comUB:CVE-2021-3655
HistoryAug 05, 2021 - 12:00 a.m.

CVE-2021-3655

2021-08-0500:00:00
ubuntu.com
ubuntu.com
22

3.3 Low

CVSS3

Attack Vector

LOCAL

Attack Complexity

LOW

Privileges Required

LOW

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

LOW

Integrity Impact

NONE

Availability Impact

NONE

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

2.1 Low

CVSS2

Access Vector

Access Complexity

Authentication

NONE

Confidentiality Impact

PARTIAL

Integrity Impact

NONE

Availability Impact

NONE

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

0.0005 Low

EPSS

Percentile

17.1%

A vulnerability was found in the Linux kernel in versions prior to
v5.14-rc1. Missing size validations on inbound SCTP packets may allow the
kernel to read uninitialized memory.

Bugs

Notes

Author Note
sbeattie original patch set introduced a bug, 557fb5862c9272ad9b21407afe1da8acfd9b53eb is needed to fix it
OSVersionArchitecturePackageVersionFilename
ubuntu18.04noarchlinux< 4.15.0-162.170UNKNOWN
ubuntu20.04noarchlinux< 5.4.0-91.102UNKNOWN
ubuntu21.04noarchlinux< 5.11.0-41.45UNKNOWN
ubuntu21.10noarchlinux< 5.13.0-22.22UNKNOWN
ubuntu18.04noarchlinux-aws< 4.15.0-1115.122UNKNOWN
ubuntu20.04noarchlinux-aws< 5.4.0-1060.63UNKNOWN
ubuntu21.04noarchlinux-aws< 5.11.0-1022.23UNKNOWN
ubuntu21.10noarchlinux-aws< 5.13.0-1007.8UNKNOWN
ubuntu20.04noarchlinux-aws-5.11< 5.11.0-1022.23~20.04.1UNKNOWN
ubuntu18.04noarchlinux-aws-5.4< 5.4.0-1060.63~18.04.1UNKNOWN
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3.3 Low

CVSS3

Attack Vector

LOCAL

Attack Complexity

LOW

Privileges Required

LOW

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

LOW

Integrity Impact

NONE

Availability Impact

NONE

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

2.1 Low

CVSS2

Access Vector

Access Complexity

Authentication

NONE

Confidentiality Impact

PARTIAL

Integrity Impact

NONE

Availability Impact

NONE

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

0.0005 Low

EPSS

Percentile

17.1%