SUSE update for go1.16

Published: 2021-12-01

Risk	Medium
Patch available	YES
Number of vulnerabilities	2
CVE-ID	CVE-2021-41771 CVE-2021-41772
CWE-ID	CWE-119 CWE-20
Exploitation vector	Network
Public exploit	N/A
Vulnerable software Subscribe	SUSE Linux Enterprise Module for Development Tools Operating systems & Components / Operating system go1.16-race Operating systems & Components / Operating system package or component go1.16-doc Operating systems & Components / Operating system package or component go1.16 Operating systems & Components / Operating system package or component
Vendor	SUSE

Security Bulletin

This security bulletin contains information about 2 vulnerabilities.

1) Buffer overflow

EUVDB-ID: #VU65080

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-2021-41771

CWE-ID: CWE-119 - Memory corruption

Exploit availability: No

Description

The vulnerability allows a remote attacker to perform a denial of service attack.

The vulnerability exists in debug/macho of the Go standard library when using the debug/macho standard library (stdlib) and malformed binaries are parsed using Open or OpenFat. A remote attacker can send a specially crafted file to perform a denial of service attack.

Mitigation

Update the affected package go1.16 to the latest version.

Vulnerable software versions

SUSE Linux Enterprise Module for Development Tools: 15-SP2 - 15-SP3

go1.16-race: before 1.16.10-1.32.1

go1.16-doc: before 1.16.10-1.32.1

go1.16: before 1.16.10-1.32.1

External links

http://www.suse.com/support/update/announcement/2021/suse-su-20213834-1/

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) Input validation error

EUVDB-ID: #VU66120