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HistoryFeb 19, 2024 - 2:28 a.m.

[SECURITY] [DLA 3735-1] runc security update

2024-02-1902:28:24
lists.debian.org
8
cve-2024-21626
runc
container breakouts
cve-2021-43784
open container format
debian 10 buster
security update

5 Medium

CVSS3

Attack Vector

NETWORK

Attack Complexity

HIGH

Privileges Required

LOW

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

LOW

Integrity Impact

LOW

Availability Impact

LOW

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

8.2 High

AI Score

Confidence

High

6 Medium

CVSS2

Access Vector

NETWORK

Access Complexity

MEDIUM

Authentication

SINGLE

Confidentiality Impact

PARTIAL

Integrity Impact

PARTIAL

Availability Impact

PARTIAL

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

0.051 Low

EPSS

Percentile

92.9%


Debian LTS Advisory DLA-3735-1 [email protected]
https://www.debian.org/lts/security/ Daniel Leidert
February 19, 2024 https://wiki.debian.org/LTS

Package : runc
Version : 1.0.0~rc6+dfsg1-3+deb10u3
CVE ID : CVE-2021-43784 CVE-2024-21626
Debian Bug :

runc is a command line client for running applications packaged according
to the Open Container Format (OCF) and is a compliant implementation of
the Open Container Project specification.

CVE-2021-43784

A flaw has been detected that may lead to a possible length field
overflow, allowing user-controlled data to be parsed as control
characters.

CVE-2024-21626

A flaw has been detected which allows several container breakouts
due to internally leaked file descriptors. The patch includes fixes
and hardening measurements against these types of issues/attacks.

For Debian 10 buster, these problems have been fixed in version
1.0.0~rc6+dfsg1-3+deb10u3.

We recommend that you upgrade your runc packages.

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

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

5 Medium

CVSS3

Attack Vector

NETWORK

Attack Complexity

HIGH

Privileges Required

LOW

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

LOW

Integrity Impact

LOW

Availability Impact

LOW

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

8.2 High

AI Score

Confidence

High

6 Medium

CVSS2

Access Vector

NETWORK

Access Complexity

MEDIUM

Authentication

SINGLE

Confidentiality Impact

PARTIAL

Integrity Impact

PARTIAL

Availability Impact

PARTIAL

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

0.051 Low

EPSS

Percentile

92.9%