Vulnerability in Linux

CVE-2026-53386

In the Linux kernel, the following vulnerability has been resolved: iio: adc: ti-ads1298: add bounds check to pga_settings index ads1298_pga_settings has 7 elements but ADS1298_MASK_CH_PGA can yield values 0-7. If it yields a value >= 7, this causes an out-of-bounds array access. Add a bounds check and return -EINVAL if the index is out of range. Note that the remaining value b111 is reserved so should not be seen in a correctly functioning system.

EPSS: 0.002 (7.1th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 7.8 (High). Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H.

Affected products

  • Linux — versions 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2, 7.2-rc1, 00ef7708fa6073a84f6898fdcdfe965d903b0378
  • Linux Linux_kernel

Weakness classification (CWE)

References

Frequently asked questions

What is CVE-2026-53386?
CVE-2026-53386 is a high-severity vulnerability in Linux, classified under Improper Validation of Array Index. CVSS score: 7.8/10. Published 2026-07-19.
How severe is CVE-2026-53386?
High severity. CVSS v3 base score is 7.8 out of 10.