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CVE-2023-4515— ksmbd: validate command request size

EPSS 0.02% · P6
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I. Basic Information for CVE-2023-4515

Vulnerability Information
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Vulnerability Title
ksmbd: validate command request size
Source: NVD (National Vulnerability Database)
Vulnerability Description
In the Linux kernel, the following vulnerability has been resolved: ksmbd: validate command request size In commit 2b9b8f3b68ed ("ksmbd: validate command payload size"), except for SMB2_OPLOCK_BREAK_HE command, the request size of other commands is not checked, it's not expected. Fix it by add check for request size of other commands.
Source: NVD (National Vulnerability Database)
CVSS Information
N/A
Source: NVD (National Vulnerability Database)
Vulnerability Type
N/A
Source: NVD (National Vulnerability Database)
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，该漏洞源于未验证命令请求大小，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

VendorProductAffected VersionsCPESubscribe
LinuxLinux 35f450f54dca1519bb24faacd0428db09f89a11f ~ 595679098bdcdbfbba91ebe07a2f7f208df93870 -
LinuxLinux 6.4 -

II. Public POCs for CVE-2023-4515

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III. Intelligence Information for CVE-2023-4515

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Same Patch Batch · Linux · 2025-08-16 · 59 CVEs total

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CVE-2025-38516pinctrl: qcom: msm: mark certain pins as invalid for interrupts
CVE-2025-38517lib/alloc_tag: do not acquire non-existent lock in alloc_tag_top_users()
CVE-2025-38518x86/CPU/AMD: Disable INVLPGB on Zen2
CVE-2025-38514rxrpc: Fix oops due to non-existence of prealloc backlog struct
CVE-2025-38520drm/amdkfd: Don't call mmput from MMU notifier callback
CVE-2025-38521drm/imagination: Fix kernel crash when hard resetting the GPU
CVE-2025-38522sched/ext: Prevent update_locked_rq() calls with NULL rq
CVE-2025-38523cifs: Fix the smbd_response slab to allow usercopy
CVE-2025-38524rxrpc: Fix recv-recv race of completed call
CVE-2025-38525rxrpc: Fix irq-disabled in local_bh_enable()
CVE-2025-38526ice: add NULL check in eswitch lag check
CVE-2025-38527smb: client: fix use-after-free in cifs_oplock_break
CVE-2025-38528bpf: Reject %p% format string in bprintf-like helpers

Showing top 20 of 59 CVEs. View all on vendor page → →

IV. Related Vulnerabilities

Same product: Linux
Same vendor: Linux

V. Comments for CVE-2023-4515

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