CVE-2024-36048 Weak cryptography in n/a

Critical 9.8 Published Updated

Weak PRNG seeding in Qt Network Authorization allows attackers to guess values, potentially bypassing security controls.

Exploited in the wild
Not known
Login needed
Not needed
Attackable
Over the internet
Victim action needed
Not needed
Fix
Available

What is CVE-2024-36048?

CVE-2024-36048 is a critical vulnerability in Fedoraproject Fedora, published on 18 May 2024. An attacker can exploit it over the internet without logging in, with no action from the victim.

Official description

QAbstractOAuth in Qt Network Authorization in Qt before 5.15.17, 6.x before 6.2.13, 6.3.x through 6.5.x before 6.5.6, and 6.6.x through 6.7.x before 6.7.1 uses only the time to seed the PRNG, which may result in guessable values.

Weakness: CWE-335

Which versions are affected by CVE-2024-36048?

It affects 2 products.

Linux distribution packages (6)
libqt5-qtnetworkauth SUSE:Package Hub 15 SP5All versions5.15.2+kde2-bp155.3.3.1
qt6-networkauth SUSE:Package Hub 15 SP5All versions6.4.2-bp155.2.3.1
qt6-networkauth-docs SUSE:Package Hub 15 SP5All versions6.4.2-bp155.2.3.1
libqt5-qtnetworkauth openSUSE:Leap 15.5All versions5.15.2+kde2-bp155.3.3.1
qt6-networkauth openSUSE:Leap 15.5All versions6.4.2-bp155.2.3.1
qt6-networkauth-docs openSUSE:Leap 15.5All versions6.4.2-bp155.2.3.1

Products include Fedoraproject Fedora, Qt Qt.

How do I fix CVE-2024-36048?

Upgrade to a fixed version.

Is CVE-2024-36048 being exploited?

It is not confirmed as exploited in the wild, but public exploit code for CVE-2024-36048 exists.

All Fedoraproject Fedora vulnerabilities

Sources

Also known as DEBIAN-CVE-2024-36048, GHSA-r8x8-rv8c-j266, MGASA-2024-0197, OESA-2025-1140, OESA-2025-1141, OESA-2025-1142 and 6 more.

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