SUSE update for rust1.55

1) Race condition

EUVDB-ID: #VU59898

Risk: High

CVSSv3.1: 8.8 [CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H/E:P/RL:O/RC:C]

CVE-ID: CVE-2022-21658

CWE-ID: CWE-362 - Concurrent Execution using Shared Resource with Improper Synchronization ('Race Condition')

Exploit availability: Yes

Description

The vulnerability allows a remote attacker to escalate privileges on the system.

The vulnerability exists due to a race condition in std::fs::remove_dir_all. A remote attacker can exploit the race, escalate privileges and delete arbitrary files on the system.

Mitigation

Update the affected package rust1.55 to the latest version.

Vulnerable software versions

SUSE Linux Enterprise Module for Development Tools: 15-SP3

rust1.55-debuginfo: before 1.55.0-150300.7.6.1

rust1.55: before 1.55.0-150300.7.6.1

cargo1.55-debuginfo: before 1.55.0-150300.7.6.1

cargo1.55: before 1.55.0-150300.7.6.1

External links

http://www.suse.com/support/update/announcement/2022/suse-su-20220171-1/

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, proof of concept for this vulnerability is available.