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THREAT OPS › Threat News › [NVD] CVE-2025-68794 (CRITICAL 9.8) — In the Linux kernel, the following vulnerability has been resolved: iomap: adjust read range correctly for non-block-aligned positions iomap_adjust_read_range() assumes that the position and length passed in are block-aligned. This is not always the case however, as shown in th

[NVD] CVE-2025-68794 (CRITICAL 9.8) — In the Linux kernel, the following vulnerability has been resolved: iomap: adjust read range correctly for non-block-aligned positions iomap_adjust_read_range() assumes that the position and length passed in are block-aligned. This is not always the case however, as shown in th

lownvdPublished 2026-01-13

CVE-2025-68794 CVSS: 9.8 CRITICAL Published: 2026-01-13T16:16:01.310

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

iomap: adjust read range correctly for non-block-aligned positions

iomap_adjust_read_range() assumes that the position and length passed in are block-aligned. This is not always the case however, as shown in the syzbot generated case for erofs. This causes too

Indicators of compromise

CVE-2025-68794cve

Original source: https://nvd.nist.gov/vuln/detail/CVE-2025-68794