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CVE-2025-39975— smb: client: fix wrong index reference in smb2_compound_op()

EPSS 0.03% · P8
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I. Basic Information for CVE-2025-39975

Vulnerability Information
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Vulnerability Title
smb: client: fix wrong index reference in smb2_compound_op()
Source: NVD (National Vulnerability Database)
Vulnerability Description
In the Linux kernel, the following vulnerability has been resolved: smb: client: fix wrong index reference in smb2_compound_op() In smb2_compound_op(), the loop that processes each command's response uses wrong indices when accessing response bufferes. This incorrect indexing leads to improper handling of command results. Also, if incorrectly computed index is greather than or equal to MAX_COMPOUND, it can cause out-of-bounds accesses.
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smb2_compound_op函数中使用了错误的索引引用，可能导致越界访问。
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 5ddcc9e92d54548219985ce4de88618fb53e14ec ~ ba7bcfd52c66dd1c2dfa5142aca7e4a70b62dfa5 -
LinuxLinux 6.14 -

II. Public POCs for CVE-2025-39975

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III. Intelligence Information for CVE-2025-39975

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Same Patch Batch · Linux · 2025-10-15 · 34 CVEs total

CVE-2025-39973i40e: add validation for ring_len param
CVE-2025-39982Bluetooth: hci_event: Fix UAF in hci_acl_create_conn_sync
CVE-2025-39981Bluetooth: MGMT: Fix possible UAFs
CVE-2025-39979net/mlx5: fs, fix UAF in flow counter release
CVE-2025-39980nexthop: Forbid FDB status change while nexthop is in a group
CVE-2025-39978octeontx2-pf: Fix potential use after free in otx2_tc_add_flow()
CVE-2025-39977futex: Prevent use-after-free during requeue-PI
CVE-2025-39976futex: Use correct exit on failure from futex_hash_allocate_default()
CVE-2025-39974tracing/osnoise: Fix slab-out-of-bounds in _parse_integer_limit()
CVE-2025-39984net: tun: Update napi->skb after XDP process
CVE-2025-39972i40e: fix idx validation in i40e_validate_queue_map
CVE-2025-39970i40e: fix input validation logic for action_meta
CVE-2025-39971i40e: fix idx validation in config queues msg
CVE-2025-39969i40e: fix validation of VF state in get resources
CVE-2025-39968i40e: add max boundary check for VF filters
CVE-2025-39967fbcon: fix integer overflow in fbcon_do_set_font
CVE-2025-39966iommufd: Fix race during abort for file descriptors
CVE-2025-40000wifi: rtw89: fix use-after-free in rtw89_core_tx_kick_off_and_wait()
CVE-2025-39983Bluetooth: hci_event: Fix UAF in hci_conn_tx_dequeue
CVE-2025-39985can: mcba_usb: populate ndo_change_mtu() to prevent buffer overflow

Showing top 20 of 34 CVEs. View all on vendor page → →

IV. Related Vulnerabilities

Same product: Linux
Same vendor: Linux

V. Comments for CVE-2025-39975

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