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CVE-2021-47151— interconnect: qcom: bcm-voter: add a missing of_node_put()

Quick assessment

Affected
Linux Linux
Exploitation
No confirmed in-the-wild exploitation; assess based on exposure
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.

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，该漏洞源于存在信息泄漏。

AI Predicted 5.5 Difficulty: Hard EPSS 0.22% · P13

Possible ATT&CK Techniques 1 AI

T1059 · Command and Scripting Interpreter

Affected Version Matrix 8

VendorProduct Version RangeStatus
Linux Linux 976daac4a1c581e5d5fd64047519fd6fcde39738< 4e3cea8035b6f1b9055e69cc6ebf9fa4e50763ae affected
976daac4a1c581e5d5fd64047519fd6fcde39738< 93d1dbe7043b3c9492bdf396b2e98a008435b55b affected
976daac4a1c581e5d5fd64047519fd6fcde39738< a00593737f8bac2c9e97b696e7ff84a4446653e8 affected
5.7 affected
< 5.7 unaffected
5.10.42≤ 5.10.* unaffected
5.12.9≤ 5.12.* unaffected
5.13≤ * unaffected
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I. Basic Information for CVE-2021-47151

Vulnerability Information
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Vulnerability Title
interconnect: qcom: bcm-voter: add a missing of_node_put()
Source: CVE Program / CVE List V5
Vulnerability Description
In the Linux kernel, the following vulnerability has been resolved: interconnect: qcom: bcm-voter: add a missing of_node_put() Add a missing of_node_put() in of_bcm_voter_get() to avoid the reference leak.
Source: CVE Program / CVE List V5
CVSS Information
N/A
Source: CVE Program / CVE List V5
Vulnerability Type
N/A
Source: CVE Program / CVE List V5
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，该漏洞源于存在信息泄漏。
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

Vendor Product Affected Versions CPE Subscribe
Linux Linux 976daac4a1c581e5d5fd64047519fd6fcde39738 ~ 4e3cea8035b6f1b9055e69cc6ebf9fa4e50763ae -
Linux Linux 5.7 -

II. Public POCs for CVE-2021-47151

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III. Intelligence Information for CVE-2021-47151

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Other References for CVE-2021-47151 (3)

Same Patch Batch · Linux · 2024-03-25 · 40 CVEs total

CVE-2021-47137 9.8 CRITICAL net: lantiq: fix memory corruption in RX ring
CVE-2021-47162 9.8 CRITICAL tipc: skb_linearize the head skb when reassembling msgs
CVE-2021-47168 9.8 CRITICAL NFS: fix an incorrect limit in filelayout_decode_layout()
CVE-2021-47136 8.6 HIGH net: zero-initialize tc skb extension on allocation
CVE-2021-47160 8.1 HIGH net: dsa: mt7530: fix VLAN traffic leaks
CVE-2021-47142 7.8 HIGH drm/amdgpu: Fix a use-after-free
CVE-2021-47175 7.8 HIGH net/sched: fq_pie: fix OOB access in the traffic path
CVE-2021-47163 7.8 HIGH tipc: wait and exit until all work queues are done
CVE-2021-47148 7.8 HIGH octeontx2-pf: fix a buffer overflow in otx2_set_rxfh_context()
CVE-2021-47152 7.8 HIGH mptcp: fix data stream corruption
CVE-2021-47153 7.8 HIGH i2c: i801: Don't generate an interrupt on bus reset
CVE-2021-47158 7.8 HIGH net: dsa: sja1105: add error handling in sja1105_setup()
CVE-2021-47159 7.8 HIGH net: dsa: fix a crash if ->get_sset_count() fails
CVE-2021-47178 7.5 HIGH scsi: target: core: Avoid smp_processor_id() in preemptible code
CVE-2021-47179 7.5 HIGH NFSv4: Fix a NULL pointer dereference in pnfs_mark_matching_lsegs_return()
CVE-2021-47180 NFC: nci: fix memory leak in nci_allocate_device
CVE-2021-47169 serial: rp2: use 'request_firmware' instead of 'request_firmware_nowait'
CVE-2021-47170 USB: usbfs: Don't WARN about excessively large memory allocations
CVE-2021-47167 NFS: Fix an Oopsable condition in __nfs_pageio_add_request()
CVE-2021-47171 net: usb: fix memory leak in smsc75xx_bind

Showing top 20 of 40 CVEs. View all on vendor page &rarr; →

IV. Related Vulnerabilities

Same product: Linux
Same vendor: Linux

V. Comments for CVE-2021-47151

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