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CVE-2025-38670 arm64/entry: Mask DAIF in cpu_switch_to(), call_on_irq_stack()

🗓️ 22 Aug 2025 16:03:01Reported by GoogleType 
osv
 osv🔗 osv.dev👁 3 Views

Mask DAIF in cpu_switch_to and call_on_irq_stack; non-atomic SP/SCS changes risk SCS corruption.

Related
Refs
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Tenable Nessus		Amazon Linux 2023 : bpftool, kernel, kernel-devel (ALAS2023-2025-1186)
15 Sep 202500:00
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Tenable Nessus		Amazon Linux 2023 : bpftool6.12, kernel6.12, kernel6.12-devel (ALAS2023-2025-1208)
30 Sep 202500:00
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Tenable Nessus		Amazon Linux 2 : kernel, --advisory ALAS2KERNEL-5.10-2024-053 (ALASKERNEL-5.10-2024-053)
1 Apr 202400:00
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Tenable Nessus		Amazon Linux 2 : kernel, --advisory ALAS2KERNEL-5.15-2025-089 (ALASKERNEL-5.15-2025-089)
16 Sep 202500:00
–nessus
Tenable Nessus		Debian dla-4328 : linux-config-6.1 - security update
13 Oct 202500:00
–nessus
Tenable Nessus		Debian dsa-6009 : affs-modules-6.1.0-37-4kc-malta-di - security update
22 Sep 202500:00
–nessus
Tenable Nessus		openSUSE 16 Security Update : kernel (openSUSE-SU-2025-20081-1)
2 Dec 202500:00
–nessus
Tenable Nessus		Oracle Linux 10 / 9 : Unbreakable Enterprise kernel (ELSA-2025-20662)
15 Oct 202500:00
–nessus
Tenable Nessus		Oracle Linux 8 / 9 : Unbreakable Enterprise kernel (ELSA-2025-25757)
12 Nov 202500:00
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Tenable Nessus		Photon OS 5.0: Linux PHSA-2025-5.0-0630
30 Sep 202500:00
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02 Apr 2026 12:48Current
7.2High risk
Vulners AI Score7.2
CVSS 3.17.1
EPSS0.00025
linux kernel; arm architecture; daif masking; cpu switch to; irq stack; shadow call stack; stack corruption; kernel panics; vmap stack; floating point check; pseudo nonmaskable interrupt; restore daif
3