Instituto Nacional de ciberseguridad. Sección Incibe
Instituto Nacional de Ciberseguridad. Sección INCIBE-CERT

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CVE-2026-80536

Severity CVSS v4.0:
Pending analysis
Type:
Unavailable / Other
Publication date:
26/08/2026
Last modified:
27/08/2026

Description

In the Linux kernel, the following vulnerability has been resolved:<br /> <br /> xfs: bounds-check buffer log item&amp;#39;s dirty bitmap<br /> <br /> xlog_recover_do_reg_buffer() replays each dirty region described by a<br /> buffer log item&amp;#39;s bitmap into the buffer read for that item:<br /> <br /> memcpy(xfs_buf_offset(bp, (uint)bit

Impact

Vector 3.x
CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H CVSS v3.1 Severity and Metrics:

Base Score: 8.40 HIGH
Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Attack Vector (AV): Local
Attack Complexity (AC): Low
Privileges Required (PR): None
User Interaction (UI): None
Scope (S): Unchanged
Confidentiality (C): High
Integrity (I): High
Availability (A): High

Base Score 3.x
8.40
Severity 3.x
HIGH

References to Advisories, Solutions, and Tools