Improper Initialization Affecting kernel-bootwrapper package, versions *
Threat Intelligence
EPSS
0.05% (19th
percentile)
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Test your applications- Snyk ID SNYK-RHEL7-KERNELBOOTWRAPPER-3365188
- published 20 Mar 2023
- disclosed 14 Feb 2023
Introduced: 14 Feb 2023
CVE-2023-1513 Open this link in a new tabHow to fix?
There is no fixed version for RHEL:7 kernel-bootwrapper.
NVD Description
Note: Versions mentioned in the description apply only to the upstream kernel-bootwrapper package and not the kernel-bootwrapper package as distributed by RHEL.
See How to fix? for RHEL:7 relevant fixed versions and status.
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.
References
- https://access.redhat.com/security/cve/CVE-2023-1513
- https://lore.kernel.org/kvm/20230214103304.3689213-1-gregkh@linuxfoundation.org/
- https://bugzilla.redhat.com/show_bug.cgi?id=2179892
- https://github.com/torvalds/linux/commit/2c10b61421a28e95a46ab489fd56c0f442ff6952
- 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/
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