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CVE-2024-42134— virtio-pci: Check if is_avq is NULL

EPSS 0.01% · P1
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I. Basic Information for CVE-2024-42134

Vulnerability Information
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Vulnerability Title
virtio-pci: Check if is_avq is NULL
Source: NVD (National Vulnerability Database)
Vulnerability Description
In the Linux kernel, the following vulnerability has been resolved: virtio-pci: Check if is_avq is NULL [bug] In the virtio_pci_common.c function vp_del_vqs, vp_dev->is_avq is involved to determine whether it is admin virtqueue, but this function vp_dev->is_avq may be empty. For installations, virtio_pci_legacy does not assign a value to vp_dev->is_avq. [fix] Check whether it is vp_dev->is_avq before use. [test] Test with virsh Attach device Before this patch, the following command would crash the guest system After applying the patch, everything seems to be working fine.
Source: NVD (National Vulnerability Database)
CVSS Information
N/A
Source: NVD (National Vulnerability Database)
Vulnerability Type
N/A
Source: NVD (National Vulnerability Database)
Vulnerability Title
Linux kernel 安全漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Linux kernel是美国Linux基金会的开源操作系统Linux所使用的内核。 Linux kernel 存在安全漏洞，该漏洞源于virtio-pci模块中在vp_del_vqs函数中，vp_dev->is_avq可能为空，导致在使用时可能引发问题。
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
LinuxLinux fd27ef6b44bec26915c5b2b22c13856d9f0ba17a ~ 5e2024b0b9b3d5709e3f7e9b92951d7e29154106 -
LinuxLinux 6.8 -

II. Public POCs for CVE-2024-42134

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III. Intelligence Information for CVE-2024-42134

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Same Patch Batch · Linux · 2024-07-30 · 70 CVEs total

CVE-2024-42146drm/xe: Add outer runtime_pm protection to xe_live_ktest@xe_dma_buf
CVE-2024-42227drm/amd/display: Fix overlapping copy within dml_core_mode_programming
CVE-2024-42225wifi: mt76: replace skb_put with skb_put_zero
CVE-2024-42153i2c: pnx: Fix potential deadlock warning from del_timer_sync() call in isr
CVE-2024-42152nvmet: fix a possible leak when destroy a ctrl during qp establishment
CVE-2024-42151bpf: mark bpf_dummy_struct_ops.test_1 parameter as nullable
CVE-2024-42150net: txgbe: remove separate irq request for MSI and INTx
CVE-2024-42149fs: don't misleadingly warn during thaw operations
CVE-2024-42148bnx2x: Fix multiple UBSAN array-index-out-of-bounds
CVE-2024-42147crypto: hisilicon/debugfs - Fix debugfs uninit process issue
CVE-2024-42154tcp_metrics: validate source addr length
CVE-2024-42145IB/core: Implement a limit on UMAD receive List
CVE-2024-42144thermal/drivers/mediatek/lvts_thermal: Check NULL ptr on lvts_data
CVE-2024-42142net/mlx5: E-switch, Create ingress ACL when needed
CVE-2024-42141Bluetooth: ISO: Check socket flag instead of hcon
CVE-2024-42140riscv: kexec: Avoid deadlock in kexec crash path
CVE-2024-42138mlxsw: core_linecards: Fix double memory deallocation in case of invalid INI file
CVE-2024-42139ice: Fix improper extts handling
CVE-2024-42137Bluetooth: qca: Fix BT enable failure again for QCA6390 after warm reboot
CVE-2024-42136cdrom: rearrange last_media_change check to avoid unintentional overflow

Showing top 20 of 70 CVEs. View all on vendor page → →

IV. Related Vulnerabilities

Same product: Linux
Same vendor: Linux

V. Comments for CVE-2024-42134

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