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CVE-2025-38432— net: netpoll: Initialize UDP checksum field before checksumming

EPSS 0.03% · P8
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I. Basic Information for CVE-2025-38432

Vulnerability Information
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Vulnerability Title
net: netpoll: Initialize UDP checksum field before checksumming
Source: NVD (National Vulnerability Database)
Vulnerability Description
In the Linux kernel, the following vulnerability has been resolved: net: netpoll: Initialize UDP checksum field before checksumming commit f1fce08e63fe ("netpoll: Eliminate redundant assignment") removed the initialization of the UDP checksum, which was wrong and broke netpoll IPv6 transmission due to bad checksumming. udph->check needs to be set before calling csum_ipv6_magic().
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netpoll模块未初始化UDP校验和字段，可能导致IPv6传输失败。
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 f1fce08e63fe1a2a8b8106b93b7244a39830edae ~ 353016ec159f939a380ff6746476a779367ba9a3 -
LinuxLinux 6.15 -

II. Public POCs for CVE-2025-38432

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III. Intelligence Information for CVE-2025-38432

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Same Patch Batch · Linux · 2025-07-25 · 114 CVEs total

CVE-2025-38424perf: Fix sample vs do_exit()
CVE-2025-38440net/mlx5e: Fix race between DIM disable and net_dim()
CVE-2025-38438ASoC: SOF: Intel: hda: Use devm_kstrdup() to avoid memleak.
CVE-2025-38437ksmbd: fix potential use-after-free in oplock/lease break ack
CVE-2025-38436drm/scheduler: signal scheduled fence when kill job
CVE-2025-38435riscv: vector: Fix context save/restore with xtheadvector
CVE-2025-38434Revert "riscv: Define TASK_SIZE_MAX for __access_ok()"
CVE-2025-38433riscv: fix runtime constant support for nommu kernels
CVE-2025-38431smb: client: fix regression with native SMB symlinks
CVE-2025-38430nfsd: nfsd4_spo_must_allow() must check this is a v4 compound request
CVE-2025-38429bus: mhi: ep: Update read pointer only after buffer is written
CVE-2025-38428Input: ims-pcu - check record size in ims_pcu_flash_firmware()
CVE-2025-38427video: screen_info: Relocate framebuffers behind PCI bridges
CVE-2025-38425i2c: tegra: check msg length in SMBUS block read
CVE-2025-38426drm/amdgpu: Add basic validation for RAS header
CVE-2025-38413virtio-net: xsk: rx: fix the frame's length check
CVE-2025-38416NFC: nci: uart: Set tty->disc_data only in success path
CVE-2025-38415Squashfs: check return result of sb_min_blocksize
CVE-2025-38414wifi: ath12k: fix GCC_GCC_PCIE_HOT_RST definition for WCN7850
CVE-2025-38417ice: fix eswitch code memory leak in reset scenario

Showing top 20 of 114 CVEs. View all on vendor page → →

IV. Related Vulnerabilities

Same product: Linux
Same vendor: Linux

V. Comments for CVE-2025-38432

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