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Linux kernel before 6.6.158.1‑1 can read past memory
published 1 month ago
Summary
The core part of Linux that runs on many servers and cloud services has a coding error that could allow programs to read data outside of their allotted area. This could let an attacker see information they shouldn’t. Upgrade the kernel to version 6.6.158.1‑1 or later, or apply the vendor’s security update for Azure kernels, to close the gap.
What to do
- Update kernel to version 6.6.158.1-1.
Affected software
| Ecosystem | Vendor | Product | Affected versions |
|---|---|---|---|
| Azure Linux:3 | – | kernel |
< 6.6.158.1-1 Fix: upgrade to 6.6.158.1-1
|
| Azure Linux:3 | azure | kernel | <= 6.6.157.1-1 |
Original advisory text
CVE-2026-97444 affecting package kernel for versions less than 6.6.158.1-1
In the Linux kernel, the following vulnerability has been resolved:
ACPICA: add boundary checks in two places
Add boundary checks in acpi_ps_get_next_namestring() and
acpi_ps_peek_opcode() to prevent out-of-bounds access.
ACPICA: add boundary checks in two places
Add boundary checks in acpi_ps_get_next_namestring() and
acpi_ps_peek_opcode() to prevent out-of-bounds access.
References
Timeline
Published24 Sep 2026
Updated2 Nov 2026
First seen30 Sep 2026
Sources
AZL-103709 · OSV
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