Arch Linux update for hivex



Risk Low
Patch available YES
Number of vulnerabilities 1
CVE-ID CVE-2021-3504
CWE-ID CWE-125
Exploitation vector Network
Public exploit N/A
Vulnerable software
 Arch Linux
Operating systems & Components / Operating system

hivex
Operating systems & Components / Operating system package or component

Vendor Arch Linux

Security Bulletin

This security bulletin contains one low risk vulnerability.

1) Out-of-bounds read

EUVDB-ID: #VU54109

Risk: Low

CVSSv4.0: 1.2 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N/E:U/U:Clear]

CVE-ID: CVE-2021-3504

CWE-ID: CWE-125 - Out-of-bounds read

Exploit availability: No

Description

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

The vulnerability exists due to a boundary condition within the hivex_open() function when processing a Windows Registry (hive) file. A remote attacker can create a specially crafted Windows Registry (hive) file, trick the victim into opening it, trigger out-of-bounds read error and crash the application that us using the affected library.

Mitigation

Update the affected package hivex to version 1.3.20-1.

Vulnerable software versions

Arch Linux: All versions

hivex: before 1.3.20-1

CPE2.3 External links

https://security.archlinux.org/advisory/ASA-202105-28


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.



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