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CVE-2023-54052— wifi: mt76: mt7921: fix skb leak by txs missing in AMSDU

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mt76 mt7921在AMSDU中txs可能丢失，可能导致SKB泄漏和网络暂停。

AI Predicted 5.5 Difficulty: Easy EPSS 0.24% · P14

Affected Version Matrix 10

VendorProduct Version RangeStatus
Linux Linux 163f4d22c118d4eb9e275bf9ee1577c0d14b3208< 1cd102aaedb277fbe81dd08cd9f5cae951de2bff affected
163f4d22c118d4eb9e275bf9ee1577c0d14b3208< e74778e91fedc3b2a0143264887bbb32508c5000 affected
163f4d22c118d4eb9e275bf9ee1577c0d14b3208< bf5d3fad7219b8de7d3a9cb59f0ea5243b018f07 affected
163f4d22c118d4eb9e275bf9ee1577c0d14b3208< b642f4c5f3de0a8f47808d32b1ebd9c427a42a66 affected
5.12 affected
< 5.12 unaffected
6.1.52≤ 6.1.* unaffected
6.4.15≤ 6.4.* unaffected
… +2 more rows
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I. Basic Information for CVE-2023-54052

Vulnerability Information
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Vulnerability Title
wifi: mt76: mt7921: fix skb leak by txs missing in AMSDU
Source: CVE Program / CVE List V5
Vulnerability Description
In the Linux kernel, the following vulnerability has been resolved: wifi: mt76: mt7921: fix skb leak by txs missing in AMSDU txs may be dropped if the frame is aggregated in AMSDU. When the problem shows up, some SKBs would be hold in driver to cause network stopped temporarily. Even if the problem can be recovered by txs timeout handling, mt7921 still need to disable txs in AMSDU to avoid this issue.
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mt76 mt7921在AMSDU中txs可能丢失，可能导致SKB泄漏和网络暂停。
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 163f4d22c118d4eb9e275bf9ee1577c0d14b3208 ~ 1cd102aaedb277fbe81dd08cd9f5cae951de2bff -
Linux Linux 5.12 -

II. Public POCs for CVE-2023-54052

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III. Intelligence Information for CVE-2023-54052

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Other References for CVE-2023-54052 (3)

Same Patch Batch · Linux · 2025-12-24 · 322 CVEs total

CVE-2025-68726 9.8 CRITICAL crypto: aead - Fix reqsize handling
CVE-2022-50717 9.8 CRITICAL nvmet-tcp: add bounds check on Transfer Tag
CVE-2025-68745 9.8 CRITICAL scsi: qla2xxx: Clear cmds after chip reset
CVE-2025-68741 9.8 CRITICAL scsi: qla2xxx: Fix improper freeing of purex item
CVE-2023-53867 9.8 CRITICAL ceph: fix potential use-after-free bug when trimming caps
CVE-2023-54090 9.8 CRITICAL ixgbe: Fix panic during XDP_TX with > 64 CPUs
CVE-2023-54076 9.8 CRITICAL smb: client: fix missed ses refcounting
CVE-2025-68359 9.8 CRITICAL btrfs: fix double free of qgroup record after failure to add delayed ref head
CVE-2023-54094 9.8 CRITICAL net: prevent skb corruption on frag list segmentation
CVE-2023-53996 9.3 CRITICAL x86/sev: Make enc_dec_hypercall() accept a size instead of npages
CVE-2023-54060 8.8 HIGH iommufd: Set end correctly when doing batch carry
CVE-2023-54040 8.8 HIGH ice: fix wrong fallback logic for FDIR
CVE-2022-50732 8.8 HIGH staging: rtl8192u: Fix use after free in ieee80211_rx()
CVE-2023-54043 8.8 HIGH iommufd: Do not add the same hwpt to the ioas->hwpt_list twice
CVE-2023-54092 8.8 HIGH KVM: s390: pv: fix index value of replaced ASCE
CVE-2023-54120 8.8 HIGH Bluetooth: Fix race condition in hidp_session_thread
CVE-2025-68736 8.8 HIGH landlock: Fix handling of disconnected directories
CVE-2023-54071 8.8 HIGH wifi: rtw88: use work to update rate to avoid RCU warning
CVE-2023-53986 8.6 HIGH mips: bmips: BCM6358: disable RAC flush for TP1
CVE-2022-50746 8.4 HIGH erofs: validate the extent length for uncompressed pclusters

Showing top 20 of 322 CVEs. View all on vendor page &rarr; →

IV. Related Vulnerabilities

Same product: Linux
Same vendor: Linux

V. Comments for CVE-2023-54052

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