CVE-2023-1513

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.

• CWE-665
• CWE-665
• CWE-665

• https://bugzilla.redhat.com/show_bug.cgi?id=2179892Issue Tracking, Patch, Third Party Advisory
• https://github.com/torvalds/linux/commit/2c10b61421a28e95a46ab489fd56c0f442ff6952Patch
• https://lists.debian.org/debian-lts-announce/2023/05/msg00005.html
• https://lists.debian.org/debian-lts-announce/2023/05/msg00006.html
• https://lore.kernel.org/kvm/20230214103304.3689213-1-gregkh%40linuxfoundation.org/
• https://bugzilla.redhat.com/show_bug.cgi?id=2179892Issue Tracking, Patch, Third Party Advisory
• https://github.com/torvalds/linux/commit/2c10b61421a28e95a46ab489fd56c0f442ff6952Patch
• https://lists.debian.org/debian-lts-announce/2023/05/msg00005.html
• https://lists.debian.org/debian-lts-announce/2023/05/msg00006.html
• https://lore.kernel.org/kvm/20230214103304.3689213-1-gregkh%40linuxfoundation.org/

Published

Mar 23, 2023

Last Modified

Jun 17, 2026

Status

Modified

• How Strix found a critical auth bypass in etcdStrix autonomously discovered a critical authentication bypass in etcd, later designated CVE-2026-33413.
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