Libvirt: improper locking in virstoragepoolobjlistsearch may lead to denial of service
Summary
| CVE | CVE-2023-3750 |
|---|---|
| State | PUBLISHED |
| Assigner | redhat |
| Source Priority | CVE Program / NVD first with legacy fallback |
| Published | 2023-07-24 16:15:13 UTC |
| Updated | 2026-11-07 12:17:32 UTC |
| Description | A flaw was found in libvirt. The virStoragePoolObjListSearch function does not return a locked pool as expected, resulting in a race condition and denial of service when attempting to lock the same object from another thread. This issue could allow clients connecting to the read-only socket to crash the libvirt daemon. |
Risk And Classification
Primary CVSS: v3.1 5.3 MEDIUM from [email protected]
CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:N/I:N/A:H
EPSS: 0.007600000 probability, percentile 0.555350000 (date 2026-11-08)
Problem Types: CWE-667 | CWE-667 Improper Locking
| Version | Source | Type | Score | Severity | Vector |
|---|---|---|---|---|---|
| 3.1 | [email protected] | Primary | 5.3 | MEDIUM | CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:N/I:N/A:H |
| 3.1 | [email protected] | Secondary | 6.5 | MEDIUM | CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H |
| 3.1 | CNA | CVSS | 6.5 | MEDIUM | CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H |
CVSS v3.1 Breakdown
Attack Vector
NetworkAttack Complexity
HighPrivileges Required
LowUser Interaction
NoneScope
UnchangedConfidentiality
NoneIntegrity
NoneAvailability
HighCVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:N/I:N/A:H
NVD Known Affected Configurations (CPE 2.3)
| Type | Vendor | Product | Version | Update | Edition | Language |
|---|---|---|---|---|---|---|
| Operating System | Redhat | Enterprise Linux | 9.0 | All | All | All |
| Application | Redhat | Libvirt | - | All | All | All |
Vendor Declared Affected Products
| Source | Vendor | Product | Version | Platforms |
|---|---|---|---|---|
| CNA | Red Hat | Red Hat Enterprise Linux 9 | unaffected 0:9.5.0-7.el9_3 * rpm | Not specified |
| CNA | Red Hat | Red Hat Enterprise Linux 6 | Not specified | Not specified |
| CNA | Red Hat | Red Hat Enterprise Linux 7 | Not specified | Not specified |
| CNA | Red Hat | Red Hat Enterprise Linux 8 | Not specified | Not specified |
| CNA | Red Hat | Red Hat Enterprise Linux 8 Advanced Virtualization | Not specified | Not specified |
References
| Reference | Source | Link | Tags |
|---|---|---|---|
| cve-details | af854a3a-2127-422b-91ae-364da2661108 | access.redhat.com | Vendor Advisory |
| lists.fedoraproject.org/archives/list/[email protected]/messag... | af854a3a-2127-422b-91ae-364da2661108 | lists.fedoraproject.org | |
| Red Hat | af854a3a-2127-422b-91ae-364da2661108 | access.redhat.com | |
| 2222210 – (CVE-2023-3750) CVE-2023-3750 libvirt: improper locking in virStoragePoolObjListSearch may lead to denial of service | af854a3a-2127-422b-91ae-364da2661108 | bugzilla.redhat.com | Issue Tracking, Vendor Advisory |
| CVE Program record | CVE.ORG | www.cve.org | canonical |
| NVD vulnerability detail | NVD | nvd.nist.gov | canonical, analysis |
No vendor comments have been submitted for this CVE.
Additional Advisory Data
| Source | Time | Event |
|---|---|---|
| CNA | 2023-07-11T00:00:00.000Z | Reported to Red Hat. |
| CNA | 2023-07-18T00:00:00.000Z | Made public. |
Legacy QID Mappings
- 160960 Oracle Enterprise Linux Security Update for kvm_utils3 (ELSA-2023-12855)
- 161104 Oracle Enterprise Linux Security Update for libvirt (ELSA-2023-6409)
- 199616 Ubuntu Security Notification for libvirt Vulnerability (USN-6253-1)
- 242297 Red Hat Update for libvirt security (RHSA-2023:6409)
- 284910 Fedora Security Update for libvirt (FEDORA-2024-2d35e47af3)
- 941401 AlmaLinux Security Update for libvirt (ALSA-2023:6409)