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CVE-2022-49243— ASoC: atmel: Add missing of_node_put() in at91sam9g20ek_audio_probe

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at91sam9g20ek_audio_probe中缺少of_node_put导致引用计数泄漏。

AI Predicted 5.5 Difficulty: Trivial EPSS 0.27% · P18

Possible ATT&CK Techniques 1 AI

T1073

Affected Version Matrix 20

VendorProduct Version RangeStatus
Linux Linux 531f67e41dcde1e358cf821d056241a66355cf03< 81f266396237cea09a8c6322a6a78535f06ed345 affected
531f67e41dcde1e358cf821d056241a66355cf03< f8b7b9a0594715ecfbe6f18db2328d992242654a affected
531f67e41dcde1e358cf821d056241a66355cf03< b0c56a0071116a37c24df998166c22a7e4684626 affected
531f67e41dcde1e358cf821d056241a66355cf03< 0325193cf40dc3a6e27d55a5b98680936deebcd0 affected
531f67e41dcde1e358cf821d056241a66355cf03< 662ee5ac6b451aa5a27b8eebd397f2f5c7f42cec affected
531f67e41dcde1e358cf821d056241a66355cf03< a0bc36b247dcf4d21bf820bfc4bcbaf7f6cf19b5 affected
531f67e41dcde1e358cf821d056241a66355cf03< 32e6ceb05f36432811753852c674a301f944a24b affected
531f67e41dcde1e358cf821d056241a66355cf03< 4793a02deb31b71b3984abc67bf1011a03c13b18 affected
… +12 more rows
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I. Basic Information for CVE-2022-49243

Vulnerability Information
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Vulnerability Title
ASoC: atmel: Add missing of_node_put() in at91sam9g20ek_audio_probe
Source: CVE Program / CVE List V5
Vulnerability Description
In the Linux kernel, the following vulnerability has been resolved: ASoC: atmel: Add missing of_node_put() in at91sam9g20ek_audio_probe This node pointer is returned by of_parse_phandle() with refcount incremented in this function. Calling of_node_put() to avoid the refcount 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at91sam9g20ek_audio_probe中缺少of_node_put导致引用计数泄漏。
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 531f67e41dcde1e358cf821d056241a66355cf03 ~ 81f266396237cea09a8c6322a6a78535f06ed345 -
Linux Linux 3.8 -

II. Public POCs for CVE-2022-49243

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III. Intelligence Information for CVE-2022-49243

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Patches & Fixes for CVE-2022-49243 (9)

Same Patch Batch · Linux · 2025-02-26 · 706 CVEs total

CVE-2022-49149 9.8 CRITICAL rxrpc: Fix call timer start racing with call destruction
CVE-2022-49280 9.8 CRITICAL NFSD: prevent underflow in nfssvc_decode_writeargs()
CVE-2022-49561 9.8 CRITICAL netfilter: conntrack: re-fetch conntrack after insertion
CVE-2022-49407 9.8 CRITICAL dlm: fix plock invalid read
CVE-2022-49094 9.8 CRITICAL net/tls: fix slab-out-of-bounds bug in decrypt_internal
CVE-2022-49362 9.8 CRITICAL NFSD: Fix potential use-after-free in nfsd_file_put()
CVE-2022-49093 9.8 CRITICAL skbuff: fix coalescing for page_pool fragment recycling
CVE-2022-49194 9.8 CRITICAL net: bcmgenet: Use stronger register read/writes to assure ordering
CVE-2022-49356 9.8 CRITICAL SUNRPC: Trap RDMA segment overflows
CVE-2022-49418 9.8 CRITICAL NFSv4: Fix free of uninitialized nfs4_label on referral lookup.
CVE-2022-49201 9.8 CRITICAL ibmvnic: fix race between xmit and reset
CVE-2022-49260 9.8 CRITICAL crypto: hisilicon/sec - fix the aead software fallback for engine
CVE-2022-49058 9.1 CRITICAL cifs: potential buffer overflow in handling symlinks
CVE-2022-49519 8.8 HIGH ath10k: skip ath10k_halt during suspend for driver state RESTARTING
CVE-2022-49328 8.8 HIGH mt76: fix use-after-free by removing a non-RCU wcid pointer
CVE-2022-49238 8.8 HIGH ath11k: free peer for station when disconnect from AP for QCA6390/WCN6855
CVE-2022-49138 8.8 HIGH Bluetooth: hci_event: Ignore multiple conn complete events
CVE-2022-49479 8.8 HIGH mt76: fix tx status related use-after-free race on station removal
CVE-2022-49114 8.8 HIGH scsi: libfc: Fix use after free in fc_exch_abts_resp()
CVE-2022-49111 8.8 HIGH Bluetooth: Fix use after free in hci_send_acl

Showing top 20 of 706 CVEs. View all on vendor page &rarr; →

IV. Related Vulnerabilities

Same product: Linux
Same vendor: Linux

V. Comments for CVE-2022-49243

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