Fedora 40 update for mingw-qt6-qtbase



Risk Low
Patch available YES
Number of vulnerabilities 1
CVE-ID CVE-2024-39936
CWE-ID CWE-367
Exploitation vector Network
Public exploit N/A
Vulnerable software
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Operating systems & Components / Operating system

mingw-qt6-qtbase
Operating systems & Components / Operating system package or component

Vendor Fedoraproject

Security Bulletin

This security bulletin contains one low risk vulnerability.

1) Time-of-check Time-of-use (TOCTOU) Race Condition

EUVDB-ID: #VU94613

Risk: Low

CVSSv3.1: 3.2 [CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:N/A:N/E:U/RL:O/RC:C]

CVE-ID: CVE-2024-39936

CWE-ID: CWE-367 - Time-of-check Time-of-use (TOCTOU) Race Condition

Exploit availability: No

Description

The vulnerability allows a remote attacker to bypass implemented security restrictions.

The vulnerability exists due to a race condition in HTTP2 support when establishing an encrypted connection. A remote attacker can potentially force the application to send data before the encrypted() signal, leading to potential information disclosure.

Mitigation

Install updates from vendor's repository.

Vulnerable software versions

Fedora: 40

mingw-qt6-qtbase: before 6.7.2-3.fc40

CPE2.3 External links

http://bodhi.fedoraproject.org/updates/FEDORA-2024-81c4b76a71


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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