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THREAT OPS › Threat News › [NVD] CVE-2026-80931 (HIGH 7.8) — In the Linux kernel, the following vulnerability has been resolved: w1: ds28e17: reject an oversize length on an I2C block read w1_f19_i2c_master_transfer() is the master_xfer for the DS28E17 1-Wire to I2C bridge. On an I2C_M_RECV_LEN read, it takes the length from the device.

[NVD] CVE-2026-80931 (HIGH 7.8) — In the Linux kernel, the following vulnerability has been resolved: w1: ds28e17: reject an oversize length on an I2C block read w1_f19_i2c_master_transfer() is the master_xfer for the DS28E17 1-Wire to I2C bridge. On an I2C_M_RECV_LEN read, it takes the length from the device.

mednvdPublished 2026-09-11

CVE-2026-80931 CVSS: 7.8 HIGH Published: 2026-09-11T20:18:56.893

In the Linux kernel, the following vulnerability has been resolved:

w1: ds28e17: reject an oversize length on an I2C block read

w1_f19_i2c_master_transfer() is the master_xfer for the DS28E17 1-Wire to I2C bridge. On an I2C_M_RECV_LEN read, it takes the length from the device. The downstream slave puts a length byte in buf[0]. The

Indicators of compromise

Original source: https://nvd.nist.gov/vuln/detail/CVE-2026-80931