irqchip: Fix refcount leak in platform_irqchip_probe
Priority LOW 24Published · Updated
Key facts
- Attack vector
- Local
- Privileges required
- Low
- User interaction
- None
- Attack complexity
- Low
- Impact type
- —
- Confidentiality · integrity · availability
- None · None · High
- Fix status
- Partial Red Hat: 1 without a fix
Attack profile from CVSS 3.1 · NVD. Fix status from CNA and Red Hat.
Summary
In the Linux kernel, the following vulnerability has been resolved: irqchip: Fix refcount leak in platform_irqchip_probe of_irq_find_parent() returns a node pointer with refcount incremented, We should use of_node_put() on it when not needed anymore. Add missing of_node_put() to avoid refcount leak.
Why it matters now
Exploitation None reported CISA SSVC · not in CISA KEV
EPSS 0.00148 4th percentileScored 2026-11-07
Fix Partial Linux (Linux): 5.10.173, 5.15.99, 6.1.16 +2Red Hat: 1 without a fix
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 | 5.9 and later | 5.10.173, 5.15.99, 6.1.16, 6.2.3, 6.3 | Patch available | CNA |
- Linux VendorLinux Affected 5.9 and later Fixed in 5.10.173, 5.15.99, 6.1.16, 6.2.3, 6.3 Patch available CNA
CPE configurations NVD · 1
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:* | 5.9 to before 5.10.173; 5.11 to before 5.15.99; 5.16 to before 6.1.16; 6.2 to before 6.2.3 | Vulnerable | Linux |
- cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:* Versions 5.9 to before 5.10.173; 5.11 to before 5.15.99; 5.16 to before 6.1.16; 6.2 to before 6.2.3 Vulnerable ·Linux
Remediation
- Fix · CNA Linux (Linux) Fixed in 5.10.173, 5.15.99, 6.1.16, 6.2.3, 6.3
Vendor assessments
Red Hat
Red Hat rating: Low. Red Hat's page for this CVE →
| Product | Status | Plan or fix |
|---|---|---|
| Red Hat Enterprise Linux 9 | Affected | No fix yet: Fix deferred |
Not affected: 4 products
- Red Hat Enterprise Linux 10
- Red Hat Enterprise Linux 6
- Red Hat Enterprise Linux 7
- Red Hat Enterprise Linux 8
Timeline
- 2026-10-02 Threatist record created from CVE-2023-53610
- 2026-10-03 Alias added: GHSA-9x8w-j6cc-w683
- 2026-11-05 CISA SSVC decision points changed
References
Patch 5
- https://git.kernel.org/stable/c/b00baffcc2561374f8fe8af873d00531f19864eb
- https://git.kernel.org/stable/c/4401b485855700f296cae4d0db36a52948bff4fa
- https://git.kernel.org/stable/c/ea54b608d85b7536f92238f3259730fa06cb5d21
- https://git.kernel.org/stable/c/c32fb16331f612e66a7fa8930164e0dc15725b72
- https://git.kernel.org/stable/c/6caa5a2b78f5f53c433d3a3781e53325da22f0ac
More Linux Kernel 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-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
- TI-2021-05514 Heap Out-Of-Bounds Write in Netfilter IP6T_SO_SET_REPLACE KEVCVSS 3.1HIGH 8.3
Sources
- CVE-2023-53610 · CVE Program
- CVE-2023-53610 · NVD
- FIRST EPSS
- GHSA-9x8w-j6cc-w683 · GitHub Advisory Database · CC BY 4.0
- CVE-2023-53610 · 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