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CVE-2021-47184— i40e: Fix NULL ptr dereference on VSI filter sync

EPSS 0.01% · P3
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I. Basic Information for CVE-2021-47184

Vulnerability Information
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Vulnerability Title
i40e: Fix NULL ptr dereference on VSI filter sync
Source: NVD (National Vulnerability Database)
Vulnerability Description
In the Linux kernel, the following vulnerability has been resolved: i40e: Fix NULL ptr dereference on VSI filter sync Remove the reason of null pointer dereference in sync VSI filters. Added new I40E_VSI_RELEASING flag to signalize deleting and releasing of VSI resources to sync this thread with sync filters subtask. Without this patch it is possible to start update the VSI filter list after VSI is removed, that's causing a kernel oops.
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，该漏洞源于存在空指针取消引用漏洞。
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 41c445ff0f482bb6e6b72dcee9e598e20575f743 ~ 78f2a9e831f9610e3655a0be5e675e1aa2472089 -
LinuxLinux 3.12 -

II. Public POCs for CVE-2021-47184

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III. Intelligence Information for CVE-2021-47184

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Same Patch Batch · Linux · 2024-04-10 · 39 CVEs total

CVE-2021-47210usb: typec: tipd: Remove WARN_ON in tps6598x_block_read
CVE-2021-47200drm/prime: Fix use after free in mmap with drm_gem_ttm_mmap
CVE-2021-47201iavf: free q_vectors before queues in iavf_disable_vf
CVE-2021-47202thermal: Fix NULL pointer dereferences in of_thermal_ functions
CVE-2021-47203scsi: lpfc: Fix list_add() corruption in lpfc_drain_txq()
CVE-2021-47204net: dpaa2-eth: fix use-after-free in dpaa2_eth_remove
CVE-2021-47205clk: sunxi-ng: Unregister clocks/resets when unbinding
CVE-2021-47206usb: host: ohci-tmio: check return value after calling platform_get_resource()
CVE-2021-47207ALSA: gus: fix null pointer dereference on pointer block
CVE-2021-47209sched/fair: Prevent dead task groups from regaining cfs_rq's
CVE-2021-47199net/mlx5e: CT, Fix multiple allocations and memleak of mod acts
CVE-2021-47211ALSA: usb-audio: fix null pointer dereference on pointer cs_desc
CVE-2021-47212net/mlx5: Update error handler for UCTX and UMEM
CVE-2021-47214hugetlb, userfaultfd: fix reservation restore on userfaultfd error
CVE-2021-47215net/mlx5e: kTLS, Fix crash in RX resync flow
CVE-2021-47216scsi: advansys: Fix kernel pointer leak
CVE-2021-47217x86/hyperv: Fix NULL deref in set_hv_tscchange_cb() if Hyper-V setup fails
CVE-2021-47218selinux: fix NULL-pointer dereference when hashtab allocation fails
CVE-2021-47219scsi: scsi_debug: Fix out-of-bound read in resp_report_tgtpgs()
CVE-2021-47190perf bpf: Avoid memory leak from perf_env__insert_btf()

Showing top 20 of 39 CVEs. View all on vendor page → →

IV. Related Vulnerabilities

Same product: Linux
Same vendor: Linux

V. Comments for CVE-2021-47184

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