SEPTEMBER 18, 2026
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Case File

CVE-2026-80598

HIGH · CVSS 7.8 EPSS 0.13%

Source: NVD + CISA KEV + EPSS · Published 2026-08-28 · Last synced 2026-09-18

CyberRota Analysis

AI-Generated

The vulnerability affects the Linux kernel's NTFS3 file system, specifically within the `decompress_lznt()` function, which lacks proper validation of array index bounds when accessing the decompression table. This oversight can lead to an out-of-bounds read when processing a corrupted NTFS3 image, potentially exposing sensitive data or causing system instability. Organizations using Linux systems that handle NTFS3 file systems should prioritize applying the patch to mitigate the risk of exploitation.

CVE
CVE-2026-80598
Severity
HIGH
CVSS
7.8
EPSS
0.13%
Linux

Original NVD Description

In the Linux kernel, the following vulnerability has been resolved: ntfs3: fix out-of-bounds read in decompress_lznt decompress_lznt() does not validate array index bounds before accessing the decompression table. A corrupted NTFS3 image with invalid compressed data can trigger an out-of-bounds read. Add index bounds checking to prevent the OOB access.