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CVE-2023-54030— io_uring/net: don't overflow multishot recv

AI Predicted 5.3 Difficulty: Moderate EPSS 0.15% · P5

Possible ATT&CK Techniques 1AI

T1496 · Resource Hijacking

Affected Version Matrix 6

VendorProductVersion RangeStatus
LinuxLinuxb3fdea6ecb55c3ceea866ff66486927e51a982b3< 1e2db9837be7d24a2a74eb3f3906d0872bee8907affected
b3fdea6ecb55c3ceea866ff66486927e51a982b3< b2e74db55dd93d6db22a813c9a775b5dbf87c560affected
6.0affected
< 6.0unaffected
6.5.3≤ 6.5.*unaffected
6.6≤ *unaffected
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I. Basic Information for CVE-2023-54030

Vulnerability Information
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Vulnerability Title
io_uring/net: don't overflow multishot recv
Source: CVE Program / CVE List V5
Vulnerability Description
In the Linux kernel, the following vulnerability has been resolved: io_uring/net: don't overflow multishot recv Don't allow overflowing multishot recv CQEs, it might get out of hand, hurt performance, and in the worst case scenario OOM the task.
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io_uring网络多接收操作可能溢出完成队列条目，可能导致内存耗尽。
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

VendorProductAffected VersionsCPESubscribe
LinuxLinux b3fdea6ecb55c3ceea866ff66486927e51a982b3 ~ 1e2db9837be7d24a2a74eb3f3906d0872bee8907 -
LinuxLinux 6.0 -

II. Public POCs for CVE-2023-54030

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III. Intelligence Information for CVE-2023-54030

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Other References for CVE-2023-54030 (1)

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

CVE-2025-687419.8 CRITICALscsi: qla2xxx: Fix improper freeing of purex item
CVE-2023-538679.8 CRITICALceph: fix potential use-after-free bug when trimming caps
CVE-2025-687269.8 CRITICALcrypto: aead - Fix reqsize handling
CVE-2023-540949.8 CRITICALnet: prevent skb corruption on frag list segmentation
CVE-2023-540909.8 CRITICALixgbe: Fix panic during XDP_TX with > 64 CPUs
CVE-2022-507179.8 CRITICALnvmet-tcp: add bounds check on Transfer Tag
CVE-2023-540769.8 CRITICALsmb: client: fix missed ses refcounting
CVE-2025-683599.8 CRITICALbtrfs: fix double free of qgroup record after failure to add delayed ref head
CVE-2025-687459.8 CRITICALscsi: qla2xxx: Clear cmds after chip reset
CVE-2023-539969.3 CRITICALx86/sev: Make enc_dec_hypercall() accept a size instead of npages
CVE-2023-540608.8 HIGHiommufd: Set end correctly when doing batch carry
CVE-2025-687368.8 HIGHlandlock: Fix handling of disconnected directories
CVE-2023-540928.8 HIGHKVM: s390: pv: fix index value of replaced ASCE
CVE-2023-540718.8 HIGHwifi: rtw88: use work to update rate to avoid RCU warning
CVE-2023-540438.8 HIGHiommufd: Do not add the same hwpt to the ioas->hwpt_list twice
CVE-2023-540408.8 HIGHice: fix wrong fallback logic for FDIR
CVE-2023-541208.8 HIGHBluetooth: Fix race condition in hidp_session_thread
CVE-2022-507328.8 HIGHstaging: rtl8192u: Fix use after free in ieee80211_rx()
CVE-2023-539868.6 HIGHmips: bmips: BCM6358: disable RAC flush for TP1
CVE-2022-507468.4 HIGHerofs: 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-2023-54030

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