ACPICA: Enhance buffer validation in acpi_ut_walk_aml_resources()
Priority LOW 33Published · Updated
Key facts
- Attack vector
- Local
- Privileges required
- None
- User interaction
- None
- Attack complexity
- Low
- Impact type
- —
- Confidentiality · integrity · availability
- High · None · High
- Fix status
- Partial Red Hat: 7 without a fix
Attack profile from CVSS 3.1 · CNA. Fix status from CNA and Red Hat.
Summary
In the Linux kernel, the following vulnerability has been resolved: ACPICA: Enhance buffer validation in acpi_ut_walk_aml_resources() Enhance buffer validation in acpi_ut_walk_aml_resources() to prevent buffer overflows.
Why it matters now
EPSS 0.00156 4th percentileScored 2026-11-07
Fix Partial Linux (Linux): 5.10.271, 5.15.222, 6.1.189 +4Red Hat: 7 without a fix
SSVC decision points
Not available: CISA has not published SSVC decision points for this record.
Affected products
Remediation
- Fix · CNA Linux (Linux) Fixed in 5.10.271, 5.15.222, 6.1.189, 6.6.158, 6.12.111, 6.18.53, 7.2
Vendor assessments
Red Hat
Red Hat rating: Moderate. Red Hat's page for this CVE →
| Product | Status | Plan or fix |
|---|---|---|
| Red Hat Enterprise Linux 10 | Affected | No fix yet: Fix deferred |
| Red Hat Enterprise Linux 6 | Affected | No fix planned: Out of support scope |
| Red Hat Enterprise Linux 7 | Affected | No fix yet: Fix deferred |
| Red Hat Enterprise Linux 8 | Affected | No fix yet: Fix deferred |
| Red Hat Enterprise Linux 9 | Affected | No fix yet: Fix deferred |
| Red Hat OpenShift Container Platform 4 | Affected | No fix yet: Fix deferred |
| Red Hat OpenShift Container Platform 5 | Affected | No fix yet: Fix deferred |
Timeline
- 2026-10-02 Threatist record created from CVE-2026-97445
- 2026-10-03 Alias added: GHSA-prc5-2499-qxqw
- 2026-10-03 Fix available: Linux/Linux@37c794f87a72471f7ef71633ac0550ad14ac0885, Linux/[email protected], Linux/[email protected] +5 · CNA
- 2026-10-03 4 new references · CNA
- 2026-11-06 Affected versions changed · Red Hat
- 2026-11-06 CVSS score added · Red Hat
References
Other 7
- https://git.kernel.org/stable/c/816badec122fe01d05265f2d306212739f5d3fdb
- https://git.kernel.org/stable/c/cd60a407a3a6d75347a04f9271b7b561d06d21c8
- https://git.kernel.org/stable/c/37c794f87a72471f7ef71633ac0550ad14ac0885
- https://git.kernel.org/stable/c/50a11e2f3dc8a7189e7ebbd3eeafa51f16128a56
- https://git.kernel.org/stable/c/f65e2ef7ccca11dc874f48aff996a6a26528f8e7
- https://git.kernel.org/stable/c/d0fb1973f705c8b8bd7e118e4a9a65d05d800fba
- https://git.kernel.org/stable/c/b2e21fe8c3361c3d0d57ee56d359bea9b51fda3d
More Linux vulnerabilities
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- TI-2026-38352 netfilter: bridge: make ebt_snat ARP rewrite writable KEVCVSS 3.1HIGH 8.8
- TI-2021-02452 Incorrect authorization in Ubuntu linux kernel KEVCVSS 3.1HIGH 8.8
- TI-2013-05264 The (1) get_user and (2) put_user API functions in the Linux kernel before 3.5.5 on the… KEVCVSS 3.1HIGH 8.8
- TI-2022-00125 Integer overflow in kernel KEVCVSS 3.1HIGH 8.4
- TI-2013-01864 The perf_swevent_init function in kernel/events/core.c in the Linux kernel before 3.8.9… KEVCVSS 3.1HIGH 8.4
Sources
- CVE-2026-97445 · CVE Program
- CVE-2026-97445 · NVD
- FIRST EPSS
- GHSA-prc5-2499-qxqw · GitHub Advisory Database · CC BY 4.0
- CVE-2026-97445 · Red Hat security data · CC BY 4.0
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