mtd: maps: Fix refcount leak in of_flash_probe_versatile
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
- Fixed
Attack profile from CVSS 3.1 · NVD. Fix status from CNA.
Summary
In the Linux kernel, the following vulnerability has been resolved: mtd: maps: Fix refcount leak in of_flash_probe_versatile of_find_matching_node_and_match() returns a node pointer with refcount incremented, we should use of_node_put() on it when not need anymore. Add missing of_node_put() to avoid refcount leak.
Why it matters now
EPSS 0.00194 9th percentileScored 2026-11-07
Fix Fixed Linux (Linux): 4.14.291, 4.19.256, 5.4.211 +5
SSVC decision points
Not available: CISA has not published SSVC decision points for this record.
Affected products
| Vendor | Product | Affected versions | Fixed in | Status | Source |
|---|---|---|---|---|---|
| Linux | Linux | 4.7 and later | 4.14.291, 4.19.256, 5.4.211, 5.10.137, 5.15.61, 5.18.18, 5.19.2, 6.0 | Patch available | CNA |
- Linux VendorLinux Affected 4.7 and later Fixed in 4.14.291, 4.19.256, 5.4.211, 5.10.137, 5.15.61, 5.18.18, 5.19.2, 6.0 Patch available CNA
CPE configurations NVD · 1
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:* | 4.7 to before 4.14.291; 4.15 to before 4.19.256; 4.20 to before 5.4.211; 5.5 to before 5.10.137; 5.11 to before 5.15.61; 5.16 to before 5.18.18; 5.19 to before 5.19.2 | Vulnerable | Linux |
- cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:* Versions 4.7 to before 4.14.291; 4.15 to before 4.19.256; 4.20 to before 5.4.211; 5.5 to before 5.10.137; 5.11 to before 5.15.61; 5.16 to before 5.18.18; 5.19 to before 5.19.2 Vulnerable ·Linux
Remediation
- Fix · CNA Linux (Linux) Fixed in 4.14.291, 4.19.256, 5.4.211, 5.10.137, 5.15.61, 5.18.18, 5.19.2, 6.0
Vendor assessments
Red Hat
Red Hat rating: Low. Red Hat's page for this CVE →
Not affected: 5 products
- Red Hat Enterprise Linux 10
- 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-2022-50161
- 2026-10-03 Alias added: GHSA-mm99-4777-34v7
References
Patch 8
- https://git.kernel.org/stable/c/3c8de6a838b7e0eb392754ac89dd66e698684342
- https://git.kernel.org/stable/c/79e57889aa0d92a6d769bad808fb105e7b6ea495
- https://git.kernel.org/stable/c/9124d51e01232a91da4034768a2a8d1688472179
- https://git.kernel.org/stable/c/52ae2b14f76ef2d490337ddc0037bc37125be7b8
- https://git.kernel.org/stable/c/4d67c8f74d804b20febf716ec96e9a475457ec60
- https://git.kernel.org/stable/c/5d5ddd8771fa9cabeb247fba5f6ab60d63f3fbce
- https://git.kernel.org/stable/c/f516fbb63873ee23cba5b7c3d239677c30f13df8
- https://git.kernel.org/stable/c/33ec82a6d2b119938f26e5c8040ed5d92378eb54
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- 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-2022-50161 · CVE Program
- CVE-2022-50161 · NVD
- FIRST EPSS
- GHSA-mm99-4777-34v7 · GitHub Advisory Database · CC BY 4.0
- CVE-2022-50161 · 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