# CVE-2026-89575

## Summary

- **CVE ID:** CVE-2026-89575
- **Severity:** UNKNOWN
- **CVSS Score:** 0
- **CWE:** N/A
- **Published:** Sep 11, 2026
- **Last Modified:** Sep 16, 2026

## Description

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

dm raid1: reserve space for NUL-terminator in build_constructor_string()

Reserve space for the termination NUL after the maximum 20 decimal
digits of a long long value to avoid buffer overflow in sprintf().

## Affected Products

- Linux — Linux (f5db4af466e2dca0fe822019812d586ca910b00c)
- Linux — Linux (2.6.31)
- Linux — Linux (0)
- Linux — Linux (6.12.109)
- Linux — Linux (6.18.50)
- Linux — Linux (7.2.4)
- Linux — Linux (7.3-rc1)
- Linux — Linux (5.10.270)
- Linux — Linux (5.15.221)
- Linux — Linux (6.1.188)
- Linux — Linux (6.6.157)

## References

- [CNA](https://git.kernel.org/stable/c/0a3657ebd6b517b60cdc5123894047616974e25b)
- [CNA](https://git.kernel.org/stable/c/644140527ae494cedf3b5c0ecd16287deaea7a66)
- [CNA](https://git.kernel.org/stable/c/f79b53ca3a68a46c6fc3b30b148d1dfb1b33ea8b)
- [CNA](https://git.kernel.org/stable/c/73c37fe54cd056d07461b142ab0b8b81e1ef6ad8)
- [CNA](https://git.kernel.org/stable/c/35ba81c93fe7392c973af9881640180490e76f34)
- [CNA](https://git.kernel.org/stable/c/1fcc9f9f35653c5ee1a8b144ec96ff3fc48532f7)
- [CNA](https://git.kernel.org/stable/c/7b035983b895db3ae01d9855963d42541db42125)
- [CNA](https://git.kernel.org/stable/c/01a0276706c7b6fb758a8e2ff9cf221a3dfcae97)

## Exploitation Prediction (EPSS)

- **EPSS Score:** 0.23%
- **EPSS Percentile:** 13.6

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_Exported from OnDuty AI Vulnerability Intelligence on 2026-09-17._