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HistoryNov 05, 2021 - 9:06 a.m.

[SECURITY] [DLA 2809-1] udisks2 security update

2021-11-0509:06:47
lists.debian.org
15
udisks2
denial of service
debian 9

CVSS2

6.3

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

4.2

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

4.2

Confidence

High

EPSS

0.001

Percentile

34.0%


Debian LTS Advisory DLA-2809-1 [email protected]
https://www.debian.org/lts/security/ Emilio Pozuelo Monfort
November 05, 2021 https://wiki.debian.org/LTS


Package : udisks2
Version : 2.1.8-1+deb9u1
CVE ID : CVE-2021-3802

Stefan Walter found that udisks2, a service to access and manipulate
storage devices, could cause denial of service via system crash if a
corrupted or specially crafted ext2/3/4 device or image was mounted,
which could happen automatically on certain environments.

For Debian 9 stretch, this problem has been fixed in version
2.1.8-1+deb9u1.

We recommend that you upgrade your udisks2 packages.

For the detailed security status of udisks2 please refer to
its security tracker page at:
https://security-tracker.debian.org/tracker/udisks2

Further information about Debian LTS security advisories, how to apply
these updates to your system and frequently asked questions can be
found at: https://wiki.debian.org/LTS

CVSS2

6.3

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

4.2

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

4.2

Confidence

High

EPSS

0.001

Percentile

34.0%