SUSE update for rustup

Published: 2023-06-22

Risk	Medium
Patch available	YES
Number of vulnerabilities	2
CVE-ID	CVE-2022-31394 CVE-2023-26964
CWE-ID	CWE-770 CWE-400
Exploitation vector	Network
Public exploit	N/A
Vulnerable software Subscribe	Development Tools Module Operating systems & Components / Operating system SUSE Linux Enterprise Server for SAP Applications 15 Operating systems & Components / Operating system SUSE Linux Enterprise Server 15 Operating systems & Components / Operating system SUSE Linux Enterprise Real Time 15 Operating systems & Components / Operating system SUSE Linux Enterprise High Performance Computing 15 Operating systems & Components / Operating system SUSE Linux Enterprise Desktop 15 Operating systems & Components / Operating system openSUSE Leap Operating systems & Components / Operating system SUSE Manager Retail Branch Server Operating systems & Components / Operating system SUSE Manager Server Operating systems & Components / Operating system SUSE Manager Proxy Operating systems & Components / Operating system rustup-debuginfo Operating systems & Components / Operating system package or component rustup-debugsource Operating systems & Components / Operating system package or component rustup Operating systems & Components / Operating system package or component
Vendor	SUSE

Security Bulletin

This security bulletin contains information about 2 vulnerabilities.

1) Allocation of Resources Without Limits or Throttling

EUVDB-ID: #VU75144

Risk: Medium

CVSSv3.1: 6.5 [CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H/E:U/RL:O/RC:C]

CVE-ID: CVE-2022-31394

CWE-ID: CWE-770 - Allocation of Resources Without Limits or Throttling

Exploit availability: No

Description

The vulnerability allows a remote attacker to perform DoS attack.

The vulnerability exists due to the library does not allow customization of the max_header_list_size method in the H2 third-party software. A remote attacker can send overly large requests to the application and perform a denial of service (DoS) attack.

Mitigation

Update the affected package rustup to the latest version.

Vulnerable software versions

Development Tools Module: 15-SP4 - 15-SP5

SUSE Linux Enterprise Server for SAP Applications 15: SP4 - SP5

SUSE Linux Enterprise Server 15: SP4 - SP5

SUSE Linux Enterprise Real Time 15: SP4 - SP5

SUSE Linux Enterprise High Performance Computing 15: SP4 - SP5

SUSE Linux Enterprise Desktop 15: SP4 - SP5

openSUSE Leap: 15.4 - 15.5

SUSE Manager Retail Branch Server: 4.3

SUSE Manager Server: 4.3

SUSE Manager Proxy: 4.3

rustup-debuginfo: before 1.26.0~0-150400.3.7.1

rustup-debugsource: before 1.26.0~0-150400.3.7.1

rustup: before 1.26.0~0-150400.3.7.1

External links

http://www.suse.com/support/update/announcement/2023/suse-su-20232603-1/

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.

2) Resource exhaustion

EUVDB-ID: #VU75145