SUSE update for runc



| Updated: 2024-04-19
Risk High
Patch available YES
Number of vulnerabilities 1
CVE-ID CVE-2024-21626
CWE-ID CWE-254
Exploitation vector Network
Public exploit Public exploit code for vulnerability #1 is available.
Vulnerable software
Containers Module
Operating systems & Components / Operating system

SUSE Linux Enterprise Server for SAP Applications 12
Operating systems & Components / Operating system

SUSE Linux Enterprise Server 12
Operating systems & Components / Operating system

SUSE Linux Enterprise High Performance Computing 12
Operating systems & Components / Operating system

SUSE Linux Enterprise Server for SAP Applications
Operating systems & Components / Operating system

SUSE Linux Enterprise Server
Operating systems & Components / Operating system

runc
Operating systems & Components / Operating system package or component

runc-debuginfo
Operating systems & Components / Operating system package or component

Vendor SUSE

Security Bulletin

This security bulletin contains one high risk vulnerability.

1) Security features bypass

EUVDB-ID: #VU85991

Risk: High

CVSSv4.0: 7.5 [CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:A/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:A/U:Amber]

CVE-ID: CVE-2024-21626

CWE-ID: CWE-254 - Security Features

Exploit availability: Yes

Description

The vulnerability allows a remote attacker to compromise the affected system.

The vulnerability exists due to an internal file descriptor leak that can cause a newly-spawned container process (from runc exec) to have a working directory in the host filesystem namespace or a malicious image to allow a container process to gain access to the host filesystem through runc run. A remote attacker can trick the victim into loading a malicious image to bypass sandbox restrictions and execute arbitrary code on the host OS.

Mitigation

Update the affected package runc to the latest version.

Vulnerable software versions

Containers Module: 12

SUSE Linux Enterprise Server for SAP Applications 12: SP1 - SP5

SUSE Linux Enterprise Server 12: SP1 - SP5

SUSE Linux Enterprise High Performance Computing 12: SP2 - SP5

SUSE Linux Enterprise Server for SAP Applications: 12-SP4

SUSE Linux Enterprise Server: 12-SP2-LTSS-ERICSSON

runc: before 1.1.12-16.46.1

runc-debuginfo: before 1.1.12-16.46.1

CPE2.3 External links

https://www.suse.com/support/update/announcement/2024/suse-su-20240328-1/


Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability. However, a fully functional exploit for this vulnerability is available.



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