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CVE-2026-89493: Linux 2.6.32
CVE-2026-89493. CVSS 3.1 base score 8.8 (HIGH, Source advisory). EPSS 0.0065 (percentile 0.50154), scored 17-Oct-2026.
Affected technology
Linux · f2c870e3b12e38da6d9b5b17c4c8ae56a0ed68e4 to before f882e9e32d017a6569b2996c63ba3864717788e6, f2c870e3b12e38da6d9b5b17c4c8ae56a0ed68e4 to before 5593b63028cb43a6cda75a65ce1db95f00ea6857, f2c870e3b12e38da6d9b5b17c4c8ae56a0ed68e4 to before c8b02f4ee91e757b3fff556c7168b24b7ae55132, f2c870e3b12e38da6d9b5b17c4c8ae56a0ed68e4 to before 97584e93fc49a2d59252ac60467e9279f11b1b5b, f2c870e3b12e38da6d9b5b17c4c8ae56a0ed68e4 to before af56e90cb546cb0c47bef059335365283f61d6a4, f2c870e3b12e38da6d9b5b17c4c8ae56a0ed68e4 to before 0761d2c9494424469a0d30a9da3496ca010b0b2d, f2c870e3b12e38da6d9b5b17c4c8ae56a0ed68e4 to before 04ead708e13ddcb9c39319cbe02a18cef99cb823, f2c870e3b12e38da6d9b5b17c4c8ae56a0ed68e4 to before 4ca62df6bc0708947b48da3f6a712ecb8e73929c
Linux
Linux · 2.6.32
Linux
Component: Not specified by the source
File: fs/ocfs2/refcounttree.c
Attack conditions (Source advisory, CVSS 3.1): Network (remote) · Low privileges required · No user interaction required
What an attacker can do
Source advisory’s CVSS 3.1 assessment (base score 8.8/10) rates confidentiality, integrity and availability impact as high. The description does not specify what an attacker can achieve beyond these rated impacts.
- CCR priority
- 35.4 /100 (P4)
- CVSS 3.1
- 8.8 /10 · CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H · Source advisory
- EPSS
- 0.0065 · percentile 0.50154 · 2026-10-17
- KEV
- no
Provenance
- NVD CVE API 2.0 · Source record · observed 2026-10-19 10:33:46.008150+00:00 UTC
Stable permalink: https://cybercodered.org/item/cve-cve-2026-89493.html