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CVE-2023-3750— Libvirt: improper locking in virstoragepoolobjlistsearch may lead to denial of service

CVSS 6.5 · Medium EPSS 0.11% · P30
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I. Basic Information for CVE-2023-3750

Vulnerability Information
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Vulnerability Title
Libvirt: improper locking in virstoragepoolobjlistsearch may lead to denial of service
Source: NVD (National Vulnerability Database)
Vulnerability 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.
Source: NVD (National Vulnerability Database)
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
Source: NVD (National Vulnerability Database)
Vulnerability Type
加锁机制不恰当
Source: NVD (National Vulnerability Database)
Vulnerability Title
Red Hat libvirt 安全漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Red Hat libvirt是美国红帽（Red Hat）公司的一个用于实现Linux虚拟化功能的Linux API，它支持各种Hypervisor，包括Xen和KVM，以及QEMU和用于其他操作系统的一些虚拟产品。 Red Hat libvirt存在安全漏洞，该漏洞源于不会按预期返回锁定池，从而在尝试从另一个线程锁定同一对象时导致竞争条件和拒绝服务。
Source: CNNVD (China National Vulnerability Database)
CVSS Information
N/A
Source: CNNVD (China National Vulnerability Database)
Vulnerability Type
N/A
Source: CNNVD (China National Vulnerability Database)

Affected Products

VendorProductAffected VersionsCPESubscribe
Red HatRed Hat Enterprise Linux 9 0:9.5.0-7.el9_3 ~ * cpe:/a:redhat:enterprise_linux:9::appstream
Red HatRed Hat Enterprise Linux 6-cpe:/o:redhat:enterprise_linux:6
Red HatRed Hat Enterprise Linux 7-cpe:/o:redhat:enterprise_linux:7
Red HatRed Hat Enterprise Linux 8-cpe:/o:redhat:enterprise_linux:8
Red HatRed Hat Enterprise Linux 8 Advanced Virtualization-cpe:/a:redhat:advanced_virtualization:8::el8

II. Public POCs for CVE-2023-3750

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III. Intelligence Information for CVE-2023-3750

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Same Patch Batch · Red Hat · 2023-07-24 · 10 CVEs total

CVE-2023-38127.8 HIGHKernel: tun: bugs for oversize packet when napi frags enabled in tun_napi_alloc_frags
CVE-2023-382007.5 HIGHKeylime: registrar is subject to a dos against ssl connections
CVE-2023-35677.1 HIGHKernel: use after free in vcs_read in drivers/tty/vt/vc_screen.c due to race
CVE-2023-36407.0 HIGHKernel: x86/mm: a per-cpu entry area leak was identified through the init_cea_offsets func
CVE-2023-339526.7 MEDIUMKernel: vmwgfx: double free within the handling of vmw_buffer_object objects
CVE-2023-339516.7 MEDIUMKernel: vmwgfx: race condition leading to information disclosure vulnerability
CVE-2023-30196.0 MEDIUMQemu: e1000e: heap use-after-free in e1000e_write_packet_to_guest()
CVE-2023-37455.5 MEDIUMImagemagick: heap-buffer-overflow in pushcharpixel() in quantum-private.h
CVE-2023-33845.4 MEDIUMQuay: stored cross site scripting

IV. Related Vulnerabilities

Same product: Red Hat Enterprise Linux 9
Same vendor: Red Hat
Same weakness: CWE-667

V. Comments for CVE-2023-3750

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