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CVE-2026-43476— iio: chemical: sps30_i2c: fix buffer size in sps30_i2c_read_meas()

AI Predicted 5.5 Difficulty: Moderate EPSS 0.02% · P7

Affected Version Matrix 16

VendorProductVersion RangeStatus
LinuxLinux8f3f130852785dac0759843835ca97c3bacc2b10< 9aff2e9c2927ecd9652872a43a0725f101128104affected
8f3f130852785dac0759843835ca97c3bacc2b10< 08881d82f94deaa51800360029908863e5c4c39daffected
8f3f130852785dac0759843835ca97c3bacc2b10< dcdf1e92674efb6692f4ebe189e0aa9fde23a541affected
8f3f130852785dac0759843835ca97c3bacc2b10< 2a4d111a6a34afb8bb4f118009e7728ed2ec7e10affected
8f3f130852785dac0759843835ca97c3bacc2b10< 90e978ace598567e6e30de79805bddf37cf892acaffected
8f3f130852785dac0759843835ca97c3bacc2b10< 165f12b40901c6a7aca15796da239726ddcdc5adaffected
8f3f130852785dac0759843835ca97c3bacc2b10< 216345f98cae7fcc84f49728c67478ac00321c87affected
5.14affected
… +8 more rows
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I. Basic Information for CVE-2026-43476

Vulnerability Information
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Vulnerability Title
iio: chemical: sps30_i2c: fix buffer size in sps30_i2c_read_meas()
Source: NVD (National Vulnerability Database)
Vulnerability Description
In the Linux kernel, the following vulnerability has been resolved: iio: chemical: sps30_i2c: fix buffer size in sps30_i2c_read_meas() sizeof(num) evaluates to sizeof(size_t) (8 bytes on 64-bit) instead of the intended __be32 element size (4 bytes). Use sizeof(*meas) to correctly match the buffer element type.
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sps30_i2c_read_meas函数中缓冲区大小计算错误，sizeof(num)在64位系统上返回8字节而非预期的4字节，可能导致内存操作异常。
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 8f3f130852785dac0759843835ca97c3bacc2b10 ~ 9aff2e9c2927ecd9652872a43a0725f101128104 -
LinuxLinux 5.14 -

II. Public POCs for CVE-2026-43476

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III. Intelligence Information for CVE-2026-43476

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Same Patch Batch · Linux · 2026-05-13 · 14 CVEs total

CVE-2026-43489liveupdate: luo_file: remember retrieve() status
CVE-2026-43487ata: libata-core: Disable LPM on ST1000DM010-2EP102
CVE-2026-43488usb: xhci: Prevent interrupt storm on host controller error (HCE)
CVE-2026-43485nouveau/gsp: drop WARN_ON in ACPI probes
CVE-2026-43486arm64: contpte: fix set_access_flags() no-op check for SMMU/ATS faults
CVE-2026-43484mmc: core: Avoid bitfield RMW for claim/retune flags
CVE-2026-43482sched_ext: Disable preemption between scx_claim_exit() and kicking helper work
CVE-2026-43483KVM: SVM: Set/clear CR8 write interception when AVIC is (de)activated
CVE-2026-43480ASoC: amd: acp3x-rt5682-max9836: Add missing error check for clock acquisition
CVE-2026-43481net-shapers: don't free reply skb after genlmsg_reply()
CVE-2026-43479net: usb: lan78xx: fix WARN in __netif_napi_del_locked on disconnect
CVE-2026-43477drm/i915/vrr: Configure VRR timings after enabling TRANS_DDI_FUNC_CTL
CVE-2026-43478ASoC: codecs: rt1011: Use component to get the dapm context in spk_mode_put

IV. Related Vulnerabilities

Same product: Linux
Same vendor: Linux

V. Comments for CVE-2026-43476

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