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CVE-2022-49368— net: ethernet: mtk_eth_soc: out of bounds read in mtk_hwlro_get_fdir_entry()

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mtk_hwlro_get_fdir_entry函数未验证fsp->location的有效性，可能导致越界读取。

CVSS 7.1 · High EPSS 0.28% · P20

Possible ATT&CK Techniques 1 AI

T1203 · Exploitation for Client Execution

Affected Version Matrix 20

VendorProduct Version RangeStatus
Linux Linux 7aab747e5563ecbc9f3cb64ddea13fe7b9fee2bd< b4f0e57ea0d867aacffad7999527e48bd4ea9293 affected
7aab747e5563ecbc9f3cb64ddea13fe7b9fee2bd< 5ba81f82607ead85fe36f50869fc4f5661359ab8 affected
7aab747e5563ecbc9f3cb64ddea13fe7b9fee2bd< 657e7174603f0aab2cdedc64ac81edffd2a87afe affected
7aab747e5563ecbc9f3cb64ddea13fe7b9fee2bd< 2bd1faedb74dc2a2be3972abcd4239b75a3e7b00 affected
7aab747e5563ecbc9f3cb64ddea13fe7b9fee2bd< 71ae30662ec610b92644d13f79c78f76f17873b3 affected
7aab747e5563ecbc9f3cb64ddea13fe7b9fee2bd< b24ca1cf846273361d5bd73a35de95a486a54b6d affected
7aab747e5563ecbc9f3cb64ddea13fe7b9fee2bd< 4cde554c70d7397cfa2e4116bacb4accdfb6fd48 affected
7aab747e5563ecbc9f3cb64ddea13fe7b9fee2bd< 0b238f75b65ed4462ef4cdfa718cac0ac7fce3b8 affected
… +12 more rows
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I. Basic Information for CVE-2022-49368

Vulnerability Information
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Vulnerability Title
net: ethernet: mtk_eth_soc: out of bounds read in mtk_hwlro_get_fdir_entry()
Source: CVE Program / CVE List V5
Vulnerability Description
In the Linux kernel, the following vulnerability has been resolved: net: ethernet: mtk_eth_soc: out of bounds read in mtk_hwlro_get_fdir_entry() The "fsp->location" variable comes from user via ethtool_get_rxnfc(). Check that it is valid to prevent an out of bounds read.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:H
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mtk_hwlro_get_fdir_entry函数未验证fsp->location的有效性，可能导致越界读取。
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 7aab747e5563ecbc9f3cb64ddea13fe7b9fee2bd ~ b4f0e57ea0d867aacffad7999527e48bd4ea9293 -
Linux Linux 4.9 -

II. Public POCs for CVE-2022-49368

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III. Intelligence Information for CVE-2022-49368

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Patches & Fixes for CVE-2022-49368 (9)

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

CVE-2022-49418 9.8 CRITICAL NFSv4: Fix free of uninitialized nfs4_label on referral lookup.
CVE-2022-49094 9.8 CRITICAL net/tls: fix slab-out-of-bounds bug in decrypt_internal
CVE-2022-49093 9.8 CRITICAL skbuff: fix coalescing for page_pool fragment recycling
CVE-2022-49356 9.8 CRITICAL SUNRPC: Trap RDMA segment overflows
CVE-2022-49194 9.8 CRITICAL net: bcmgenet: Use stronger register read/writes to assure ordering
CVE-2022-49280 9.8 CRITICAL NFSD: prevent underflow in nfssvc_decode_writeargs()
CVE-2022-49407 9.8 CRITICAL dlm: fix plock invalid read
CVE-2022-49260 9.8 CRITICAL crypto: hisilicon/sec - fix the aead software fallback for engine
CVE-2022-49362 9.8 CRITICAL NFSD: Fix potential use-after-free in nfsd_file_put()
CVE-2022-49201 9.8 CRITICAL ibmvnic: fix race between xmit and reset
CVE-2022-49149 9.8 CRITICAL rxrpc: Fix call timer start racing with call destruction
CVE-2022-49561 9.8 CRITICAL netfilter: conntrack: re-fetch conntrack after insertion
CVE-2022-49058 9.1 CRITICAL cifs: potential buffer overflow in handling symlinks
CVE-2022-49238 8.8 HIGH ath11k: free peer for station when disconnect from AP for QCA6390/WCN6855
CVE-2022-49471 8.8 HIGH rtw89: cfo: check mac_id to avoid out-of-bounds
CVE-2022-49470 8.8 HIGH Bluetooth: btmtksdio: fix use-after-free at btmtksdio_recv_event
CVE-2022-49114 8.8 HIGH scsi: libfc: Fix use after free in fc_exch_abts_resp()
CVE-2022-49535 8.8 HIGH scsi: lpfc: Fix null pointer dereference after failing to issue FLOGI and PLOGI
CVE-2022-49111 8.8 HIGH Bluetooth: Fix use after free in hci_send_acl
CVE-2022-49500 8.8 HIGH wl1251: dynamically allocate memory used for DMA

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-2022-49368

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