vulnerability
Debian: CVE-2025-39823: linux, linux-6.1 -- security update
| Severity | CVSS | Published | Added | Modified |
|---|---|---|---|---|
| 7 | (AV:L/AC:L/Au:S/C:C/I:C/A:C) | Sep 25, 2025 | Sep 25, 2025 | Jan 19, 2026 |
Severity
7
CVSS
(AV:L/AC:L/Au:S/C:C/I:C/A:C)
Published
Sep 25, 2025
Added
Sep 25, 2025
Modified
Jan 19, 2026
Description
In the Linux kernel, the following vulnerability has been resolved: KVM: x86: use array_index_nospec with indices that come from guest min and dest_id are guest-controlled indices. Using array_index_nospec() after the bounds checks clamps these values to mitigate speculative execution side-channels.
Solutions
debian-upgrade-linuxdebian-upgrade-linux-6-1
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