CVSS2
Attack Vector
NETWORK
Attack Complexity
MEDIUM
Authentication
SINGLE
Confidentiality Impact
NONE
Integrity Impact
NONE
Availability Impact
COMPLETE
AV:N/AC:M/Au:S/C:N/I:N/A:C
CVSS3
Attack Vector
LOCAL
Attack Complexity
LOW
Privileges Required
HIGH
User Interaction
REQUIRED
Scope
UNCHANGED
Confidentiality Impact
NONE
Integrity Impact
NONE
Availability Impact
HIGH
CVSS:3.1/AV:L/AC:L/PR:H/UI:R/S:U/C:N/I:N/A:H
AI Score
Confidence
High
EPSS
Percentile
34.0%
Issue Overview:
A vulnerability found in udisks2. This flaw allows an attacker to input a specially crafted image file/USB leading to kernel panic. The highest threat from this vulnerability is to system availability. (CVE-2021-3802)
Affected Packages:
udisks2
Note:
This advisory is applicable to Amazon Linux 2 (AL2) Core repository. Visit this FAQ section for the difference between AL2 Core and AL2 Extras advisories.
Issue Correction:
Run yum update udisks2 to update your system.
New Packages:
aarch64:
udisks2-2.7.3-9.amzn2.0.2.aarch64
libudisks2-2.7.3-9.amzn2.0.2.aarch64
udisks2-iscsi-2.7.3-9.amzn2.0.2.aarch64
udisks2-lvm2-2.7.3-9.amzn2.0.2.aarch64
udisks2-lsm-2.7.3-9.amzn2.0.2.aarch64
libudisks2-devel-2.7.3-9.amzn2.0.2.aarch64
udisks2-debuginfo-2.7.3-9.amzn2.0.2.aarch64
i686:
udisks2-2.7.3-9.amzn2.0.2.i686
libudisks2-2.7.3-9.amzn2.0.2.i686
udisks2-iscsi-2.7.3-9.amzn2.0.2.i686
udisks2-lvm2-2.7.3-9.amzn2.0.2.i686
udisks2-lsm-2.7.3-9.amzn2.0.2.i686
libudisks2-devel-2.7.3-9.amzn2.0.2.i686
udisks2-debuginfo-2.7.3-9.amzn2.0.2.i686
src:
udisks2-2.7.3-9.amzn2.0.2.src
x86_64:
udisks2-2.7.3-9.amzn2.0.2.x86_64
libudisks2-2.7.3-9.amzn2.0.2.x86_64
udisks2-iscsi-2.7.3-9.amzn2.0.2.x86_64
udisks2-lvm2-2.7.3-9.amzn2.0.2.x86_64
udisks2-lsm-2.7.3-9.amzn2.0.2.x86_64
libudisks2-devel-2.7.3-9.amzn2.0.2.x86_64
udisks2-debuginfo-2.7.3-9.amzn2.0.2.x86_64
Red Hat: CVE-2021-3802
Mitre: CVE-2021-3802
OS | Version | Architecture | Package | Version | Filename |
---|---|---|---|---|---|
Amazon Linux | 2 | aarch64 | udisks2 | < 2.7.3-9.amzn2.0.2 | udisks2-2.7.3-9.amzn2.0.2.aarch64.rpm |
Amazon Linux | 2 | aarch64 | libudisks2 | < 2.7.3-9.amzn2.0.2 | libudisks2-2.7.3-9.amzn2.0.2.aarch64.rpm |
Amazon Linux | 2 | aarch64 | udisks2-iscsi | < 2.7.3-9.amzn2.0.2 | udisks2-iscsi-2.7.3-9.amzn2.0.2.aarch64.rpm |
Amazon Linux | 2 | aarch64 | udisks2-lvm2 | < 2.7.3-9.amzn2.0.2 | udisks2-lvm2-2.7.3-9.amzn2.0.2.aarch64.rpm |
Amazon Linux | 2 | aarch64 | udisks2-lsm | < 2.7.3-9.amzn2.0.2 | udisks2-lsm-2.7.3-9.amzn2.0.2.aarch64.rpm |
Amazon Linux | 2 | aarch64 | libudisks2-devel | < 2.7.3-9.amzn2.0.2 | libudisks2-devel-2.7.3-9.amzn2.0.2.aarch64.rpm |
Amazon Linux | 2 | aarch64 | udisks2-debuginfo | < 2.7.3-9.amzn2.0.2 | udisks2-debuginfo-2.7.3-9.amzn2.0.2.aarch64.rpm |
Amazon Linux | 2 | i686 | udisks2 | < 2.7.3-9.amzn2.0.2 | udisks2-2.7.3-9.amzn2.0.2.i686.rpm |
Amazon Linux | 2 | i686 | libudisks2 | < 2.7.3-9.amzn2.0.2 | libudisks2-2.7.3-9.amzn2.0.2.i686.rpm |
Amazon Linux | 2 | i686 | udisks2-iscsi | < 2.7.3-9.amzn2.0.2 | udisks2-iscsi-2.7.3-9.amzn2.0.2.i686.rpm |
CVSS2
Attack Vector
NETWORK
Attack Complexity
MEDIUM
Authentication
SINGLE
Confidentiality Impact
NONE
Integrity Impact
NONE
Availability Impact
COMPLETE
AV:N/AC:M/Au:S/C:N/I:N/A:C
CVSS3
Attack Vector
LOCAL
Attack Complexity
LOW
Privileges Required
HIGH
User Interaction
REQUIRED
Scope
UNCHANGED
Confidentiality Impact
NONE
Integrity Impact
NONE
Availability Impact
HIGH
CVSS:3.1/AV:L/AC:L/PR:H/UI:R/S:U/C:N/I:N/A:H
AI Score
Confidence
High
EPSS
Percentile
34.0%