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CVE-2022-49249— ASoC: codecs: wc938x: fix accessing array out of bounds for enum type

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wc938x中访问枚举类型时数组越界。

AI Predicted 5.5 Difficulty: Moderate EPSS 0.27% · P19

Possible ATT&CK Techniques 1 AI

T1190 · Exploit Public-Facing Application

Affected Version Matrix 10

VendorProduct Version RangeStatus
Linux Linux e8ba1e05bdc016700c85fad559a812c2e795442f< adafea71b49ec4dbc44e0b84ec6eb602004a7a08 affected
e8ba1e05bdc016700c85fad559a812c2e795442f< f03c0c94186d5876857132d97e28f20cdc100bdc affected
e8ba1e05bdc016700c85fad559a812c2e795442f< d09aee1b1da196be11ed86dd4897f228f2487613 affected
e8ba1e05bdc016700c85fad559a812c2e795442f< cc587b7c8fbbe128f6bd0dad025a0caea5e6d164 affected
5.14 affected
< 5.14 unaffected
5.15.33≤ 5.15.* unaffected
5.16.19≤ 5.16.* unaffected
… +2 more rows
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I. Basic Information for CVE-2022-49249

Vulnerability Information
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Vulnerability Title
ASoC: codecs: wc938x: fix accessing array out of bounds for enum type
Source: CVE Program / CVE List V5
Vulnerability Description
In the Linux kernel, the following vulnerability has been resolved: ASoC: codecs: wc938x: fix accessing array out of bounds for enum type Accessing enums using integer would result in array out of bounds access on platforms like aarch64 where sizeof(long) is 8 compared to enum size which is 4 bytes. Fix this by using enumerated items instead of integers.
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wc938x中访问枚举类型时数组越界。
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 e8ba1e05bdc016700c85fad559a812c2e795442f ~ adafea71b49ec4dbc44e0b84ec6eb602004a7a08 -
Linux Linux 5.14 -

II. Public POCs for CVE-2022-49249

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III. Intelligence Information for CVE-2022-49249

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Patches & Fixes for CVE-2022-49249 (4)

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-2022-49249

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