Vulnerability in Fedoraproject Fedora
CVE-2023-2700
A vulnerability was found in libvirt. This security flaw ouccers due to repeatedly querying an SR-IOV PCI device's capabilities that exposes a memory leak caused by a failure to free the virPCIVirtualFunction array within the parent struct's g_autoptr cleanup.
Published · last modified .
CVSS v3 metric
CVSS v3 base score 5.5 (Medium). Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H.
EPSS exploit prediction
EPSS: 0.003 (15.3th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 15th percentile — 15.3% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.003 · newest: 0.003 · change: 0.000
Affected products
- Fedoraproject Fedora — versions 38
- Red Hat Enterprise Linux — versions 8.0, 9.0
- Red Hat Libvirt — versions 4.5.0
- Libvirt — versions libvirt-4.5.0
Weakness classification (CWE)
References
- access.redhat.com/security/cve/CVE-2023-2700 (Vendor Advisory)
- bugzilla.redhat.com/show_bug.cgi (Issue Tracking, Vendor Advisory)
- gitlab.com/libvirt/libvirt/-/commit/6425a311b8ad19d6f9c0b315bf1d722551ea3585 (Patch)
- security.netapp.com/advisory/ntap-20230706-0001/
- lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/… (vendor-advisory)
Frequently asked questions
- What is CVE-2023-2700?
- CVE-2023-2700 is a medium-severity vulnerability in Fedoraproject Fedora, classified under Missing Release of Memory after Effective Lifetime. CVSS score: 5.5/10. Published 2023-05-15.
- How severe is CVE-2023-2700?
- Medium severity. CVSS v3 base score is 5.5 out of 10.