drivers/perf: Fix ali_drw_pmu driver interrupt status clearing
Key facts
- Attack vector
- Local
- Privileges required
- Low
- User interaction
- None
- Attack complexity
- Low
- Impact type
- —
- Confidentiality · integrity · availability
- None · None · High
- Fix status
- Fixed
Attack profile from CVSS 3.1 · NVD. Fix status from CNA.
Summary
In the Linux kernel, the following vulnerability has been resolved: drivers/perf: Fix ali_drw_pmu driver interrupt status clearing The alibaba_uncore_pmu driver forgot to clear all interrupt status in the interrupt processing function. After the PMU counter overflow interrupt occurred, an interrupt storm occurred, causing the system to hang. Therefore, clear the correct interrupt status in the interrupt handling function to fix it.
Why it matters now
SSVC decision points
CISA ADP · SSVC 2.0.3
- Exploitation
- None
- Automatable
- No
- Technical impact
- Partial
The decision (Track, Attend, Act) also depends on your mission and well-being impact; see CISA's SSVC guide.
Affected products
| Vendor | Product | Affected versions | Fixed in | Status | Source |
|---|---|---|---|---|---|
| Linux | Linux | 6.1 and later | 6.1.113, 6.6.54, 6.10.13, 6.11.2, 6.12 | Patch available | CNA |
- Linux VendorLinux Affected 6.1 and later Fixed in 6.1.113, 6.6.54, 6.10.13, 6.11.2, 6.12 Patch available CNA
CPE configurations NVD · 1
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:* | 6.1 to before 6.1.113; 6.2 to before 6.6.54; 6.7 to before 6.10.13; 6.11 to before 6.11.2 | Vulnerable | Linux |
- cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:* Versions 6.1 to before 6.1.113; 6.2 to before 6.6.54; 6.7 to before 6.10.13; 6.11 to before 6.11.2 Vulnerable ·Linux
Remediation
- Fix · CNA Linux (Linux) Fixed in 6.1.113, 6.6.54, 6.10.13, 6.11.2, 6.12
Vendor assessments
Red Hat
Red Hat rating: Moderate. Red Hat's page for this CVE →
Not affected: 4 products
- Red Hat Enterprise Linux 6
- Red Hat Enterprise Linux 7
- Red Hat Enterprise Linux 8
- Red Hat Enterprise Linux 9
Timeline
- 2026-10-02 Threatist record created from CVE-2024-47731
- 2026-10-03 Alias added: GHSA-9298-29xj-7998
References
Patch 5
- https://git.kernel.org/stable/c/24f30b34ff76648d26872dd4eaa002f074225058
- https://git.kernel.org/stable/c/3b839d4619042b02eecdfc986484ac6e6be6acbf
- https://git.kernel.org/stable/c/062b7176e484678b2c9072d28fbecea47846b274
- https://git.kernel.org/stable/c/85702fddba70d2b63f5646793d77de2ad4fc3784
- https://git.kernel.org/stable/c/a3dd920977dccc453c550260c4b7605b280b79c3
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Sources
- CVE-2024-47731 · CVE Program
- CVE-2024-47731 · NVD
- FIRST EPSS
- GHSA-9298-29xj-7998 · GitHub Advisory Database · CC BY 4.0
- CVE-2024-47731 · Red Hat security data · CC BY 4.0
This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences