Goal Reached Thanks to every supporter — we hit 100%!

Goal: 1000 CNY · Raised: 1020 CNY

100%
Buy Us a Coffee

CVE-2025-39942— ksmbd: smbdirect: verify remaining_data_length respects max_fragmented_recv_size

AI Predicted 9.8 Difficulty: Easy EPSS 0.02% · P7

Affected Version Matrix 12

VendorProductVersion RangeStatus
LinuxLinux2ea086e35c3d726a3bacd0a971c1f02a50e98206< 196a3a7676d726ee67621ea2bf3b7815ac2685b4affected
2ea086e35c3d726a3bacd0a971c1f02a50e98206< d3cb3f209d35c44b7ee74f77ed27ebb28995b9ceaffected
2ea086e35c3d726a3bacd0a971c1f02a50e98206< 9644798294c7287e65a7b26e35aa6d2ce3345bccaffected
2ea086e35c3d726a3bacd0a971c1f02a50e98206< c64b915bb3d9339adcae5db4be2c35ffbef5e615affected
2ea086e35c3d726a3bacd0a971c1f02a50e98206< e1868ba37fd27c6a68e31565402b154beaa65df0affected
5.15affected
< 5.15unaffected
6.1.154≤ 6.1.*unaffected
… +4 more rows
Get alerts for future matching vulnerabilitiesLog in to subscribe

I. Basic Information for CVE-2025-39942

Vulnerability Information
Have questions about the vulnerability? See if Shenlong's analysis helps!
View Shenlong Deep Dive ↗

Although we use advanced large model technology, its output may still contain inaccurate or outdated information.Shenlong tries to ensure data accuracy, but please verify and judge based on the actual situation.

Vulnerability Title
ksmbd: smbdirect: verify remaining_data_length respects max_fragmented_recv_size
Source: NVD (National Vulnerability Database)
Vulnerability Description
In the Linux kernel, the following vulnerability has been resolved: ksmbd: smbdirect: verify remaining_data_length respects max_fragmented_recv_size This is inspired by the check for data_offset + data_length.
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，该漏洞源于未验证剩余数据长度是否符合最大分段接收大小限制，可能导致缓冲区溢出。
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 2ea086e35c3d726a3bacd0a971c1f02a50e98206 ~ 196a3a7676d726ee67621ea2bf3b7815ac2685b4 -
LinuxLinux 5.15 -

II. Public POCs for CVE-2025-39942

#POC DescriptionSource LinkShenlong Link
AI-Generated POCPremium

No public POC found.

Login to generate AI POC

III. Intelligence Information for CVE-2025-39942

请登录查看更多情报信息。
Patch · 5

Same Patch Batch · Linux · 2025-10-04 · 144 CVEs total

CVE-2025-399469.8 CRITICALtls: make sure to abort the stream if headers are bogus
CVE-2022-50491coresight: cti: Fix hang in cti_disable_hw()
CVE-2023-53581net/mlx5e: Check for NOT_READY flag state after locking
CVE-2023-53580USB: Gadget: core: Help prevent panic during UVC unconfigure
CVE-2022-50507fs/ntfs3: Validate data run offset
CVE-2022-50508wifi: mt76: mt76x0: fix oob access in mt76x0_phy_get_target_power
CVE-2022-50506drbd: only clone bio if we have a backing device
CVE-2022-50504powerpc/rtas: avoid scheduling in rtas_os_term()
CVE-2022-50505iommu/amd: Fix pci device refcount leak in ppr_notifier()
CVE-2022-50503mtd: lpddr2_nvm: Fix possible null-ptr-deref
CVE-2022-50501media: coda: Add check for dcoda_iram_alloc
CVE-2022-50500netdevsim: fix memory leak in nsim_drv_probe() when nsim_dev_resources_register() failed
CVE-2022-50499media: dvb-core: Fix double free in dvb_register_device()
CVE-2022-50497binfmt_misc: fix shift-out-of-bounds in check_special_flags
CVE-2022-50498eth: alx: take rtnl_lock on resume
CVE-2022-50496dm cache: Fix UAF in destroy()
CVE-2022-50494thermal: intel_powerclamp: Use get_cpu() instead of smp_processor_id() to avoid crash
CVE-2022-50493scsi: qla2xxx: Fix crash when I/O abort times out
CVE-2022-50492drm/msm: fix use-after-free on probe deferral
CVE-2023-53572clk: imx: scu: use _safe list iterator to avoid a use after free

Showing top 20 of 144 CVEs. View all on vendor page &rarr; →

IV. Related Vulnerabilities

Same product: Linux
Same vendor: Linux

V. Comments for CVE-2025-39942

No comments yet

Leave a comment