Arch Linux update for libblockdev



| Updated: 2025-07-03
Risk Low
Patch available YES
Number of vulnerabilities 1
CVE-ID CVE-2025-6019
CWE-ID CWE-362
Exploitation vector Local
Public exploit Public exploit code for vulnerability #1 is available.
Vulnerable software
 Arch Linux
Operating systems & Components / Operating system

libblockdev
Operating systems & Components / Operating system package or component

Vendor Arch Linux

Security Bulletin

This security bulletin contains one low risk vulnerability.

1) Race condition

EUVDB-ID: #VU111385

Risk: Low

CVSSv4.0: 7.1 [CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:P/U:Clear]

CVE-ID: CVE-2025-6019

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

Exploit availability: Yes

Description

The vulnerability allows a local user to escalate privileges on the system.

The vulnerability exists due to a race condition. A local user can exploit the race using the udisks daemon and execute arbitrary code with root privileges after certain manipulations with mounts 

Mitigation

Update the affected package libblockdev to version 3.3.1-1.

Vulnerable software versions

Arch Linux: All versions

libblockdev: before 3.3.1-1

CPE2.3 External links

https://security.archlinux.org/advisory/ASA-202506-10


Q & A

Can this vulnerability be exploited remotely?

No. This vulnerability can be exploited locally. The attacker should have authentication credentials and successfully authenticate on the system.

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.



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