CVE-2026-80582

linux: In the Linux kernel, the following vulnerability has been resolved: drm/shmem_helper: Check VMA boundaries for PMD m...

CVE-2026-80582 is fixed in linux on 1 platform by DEBIAN-CVE-2026-80582 (version 7.1.10-1), released September 4, 2026. It is not reported as exploited. Patch Radar priority: High.

High
CVSS
7.8
high
Exploitation
None reported
No vendor assessment
CISA KEV
Not listed
Not in the Known Exploited Vulnerabilities catalog
EPSS
0.0011
1st percentile

In the Linux kernel, the following vulnerability has been resolved: drm/shmem_helper: Check VMA boundaries for PMD mappings In the ->huge_fault handler do not install a PMD huge page mapping if the huge page exceeds the boundaries of the VMA. All other ->huge_fault handlers have similar checks and the resulting mapping will trigger a VM_BUG_ON_VMA() if it ever reaches copy_pmd_range().

Where it's fixed

ProductFixed inFixReleased
Linux
linux · Debian 14 7.1.10-1 DEBIAN-CVE-2026-80582 Sep 4, 2026

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