CVE-2023-1513: Fedoraproject Fedora

Low severity, CVSS 3.3. EPSS: 0.2% chance of exploitation in the next 30 days.

A flaw was found in KVM. When calling the KVM_GET_DEBUGREGS ioctl, on 32-bit systems, there might be some uninitialized portions of the kvm_debugregs structure that could be copied to userspace, causing an information leak.

Affected products

• Fedoraproject Fedora: version 37 only
• Linux Linux Kernel: before 6.2 (fixed in 6.2)
• Red Hat Enterprise Linux: version 7.0 only; version 8.0 only; version 9.0 only

Published 2023-03-23. Last modified 2026-06-17.