ACPICA: validate byte_count in acpi_ps_get_next_package_length()
Priority LOW 22Published · Updated
Key facts
- Attack vector
- —
- Privileges required
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- User interaction
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- Attack complexity
- —
- Impact type
- —
- Confidentiality · integrity · availability
- —
- Fix status
- Partial Red Hat: 7 without a fix
No CVSS vector from any source. Fix status from CNA and Red Hat.
Summary
In the Linux kernel, the following vulnerability has been resolved: ACPICA: validate byte_count in acpi_ps_get_next_package_length() Validate package length reading in acpi_ps_get_next_package_length().
Why it matters now
EPSS 0.00173 6th 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-2026-97453
- 2026-10-03 Alias added: GHSA-c6qm-frqx-766w
- 2026-10-03 Fix available: Linux/Linux@37e60db04eed9d6c5801d63f99cfd3af99b9a2c8, 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/6b9904fc65d82bea4922a33038d075488954bcc9
- https://git.kernel.org/stable/c/802f83e628b8fa6106428ef05d3fb03f99816fd6
- https://git.kernel.org/stable/c/37e60db04eed9d6c5801d63f99cfd3af99b9a2c8
- https://git.kernel.org/stable/c/6e0d26e6ec90340533722214b7a923521f91caa2
- https://git.kernel.org/stable/c/780f380c66b80030379bec65bb1bd09ce6f6d9fc
- https://git.kernel.org/stable/c/9bc0e8c3df689765ad5161eb3aed15de8544f5ce
- https://git.kernel.org/stable/c/d49c6ee08365a8596f639da46eb7e71752b0cd42
More Linux vulnerabilities
- TI-2025-26358 tls: fix handling of zero-length records on the rx_list KEVCVSS 3.1CRITICAL 9.8
- 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-2026-97453 · CVE Program
- CVE-2026-97453 · NVD
- FIRST EPSS
- GHSA-c6qm-frqx-766w · GitHub Advisory Database · CC BY 4.0
- CVE-2026-97453 · Red Hat security data · CC BY 4.0
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