Vulnerability in Linux Kernel
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.
Vulnerability class: Dirty Pipe (CVE-2022-0847)
Published · last modified .
CVSS v3 metric
CVSS v3 base score 3.3 (Low). Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N.
EPSS exploit prediction
EPSS: 0.002 (12.3th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 12th percentile — 12.3% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.002 · newest: 0.002 · change: 0.000
Affected products
- Linux Kernel
- Fedoraproject Fedora — versions 37
- Red Hat Enterprise Linux — versions 7.0, 8.0, 9.0
- Linux Kernel (Kvm) — versions Fixed in kernel 6.2
Weakness classification (CWE)
References
- bugzilla.redhat.com/show_bug.cgi (Patch, Third Party Advisory, Issue Tracking)
- lore.kernel.org/kvm/20230214103304.3689213-1-gregkh@linuxfoundation.org/
- github.com/torvalds/linux/commit/2c10b61421a28e95a46ab489fd56c0f442ff6952 (Patch)
- lists.debian.org/debian-lts-announce/2023/05/msg00005.html (mailing-list)
- lists.debian.org/debian-lts-announce/2023/05/msg00006.html (mailing-list)
Frequently asked questions
- What is CVE-2023-1513?
- CVE-2023-1513 is a low-severity vulnerability in Linux Kernel, classified under Improper Initialization. CVSS score: 3.3/10. Published 2023-03-23.
- How severe is CVE-2023-1513?
- Low severity. CVSS v3 base score is 3.3 out of 10.