firewire: core: fix memory leak in error path of build_tree()
Key facts
- Attack vector
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- Privileges required
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- User interaction
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- Attack complexity
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- Impact type
- —
- Confidentiality · integrity · availability
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- Fix status
- Partial Red Hat: 4 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: firewire: core: fix memory leak in error path of build_tree() In the error path of build_tree(), node instances can remain in the local linked list when the function returns. Whenever an invalid value is detected in the self ID sequence, each allocated node instance is either an entry in the linked list or an entry in the ports array of its parent node. Therefore, the allocate node instances can be safely released by traversing the linked list from its head. Release the remaining node instances with for_each_fw_node() before returning to the caller.
Why it matters now
SSVC decision points
Not available: CISA has not published SSVC decision points for this record.
Affected products
Remediation
- Fix · CNA Linux (Linux) Fixed in 6.1.191, 6.6.160, 6.12.110, 6.18.52, 7.2.6, 7.3
Vendor assessments
Red Hat
Red Hat rating: Low. Red Hat's page for this CVE →
| Product | Status | Plan or fix |
|---|---|---|
| Red Hat Enterprise Linux 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 OpenShift Container Platform 4 | Affected | No fix yet: Fix deferred |
Not affected: 4 products
- Red Hat Enterprise Linux 10
- Red Hat Enterprise Linux 9
- Red Hat OpenShift Container Platform 4
- Red Hat OpenShift Container Platform 5
Timeline
- 2026-10-02 Threatist record created from CVE-2026-90213
- 2026-10-03 Alias added: GHSA-584h-rw5g-vhjq
- 2026-10-06 Affected versions changed · Red Hat
- 2026-10-06 CVSS score added · Red Hat
- 2026-10-19 Fix available: Linux/[email protected] · CNA
- 2026-10-21 Fix available: Linux/Linux@45c534c5bf43a094805a79510d1ea3ca261ea042, Linux/[email protected] · CNA
- 2026-10-21 1 new reference · CNA
- 2026-10-30 Fix available: Linux/Linux@026b44ad1037a89da04e9985246376c7adb52be6, Linux/[email protected] · CNA
- 2026-10-30 1 new reference · CNA
- 2026-11-07 Affected versions changed · Red Hat
References
Other 6
- https://git.kernel.org/stable/c/026b44ad1037a89da04e9985246376c7adb52be6
- https://git.kernel.org/stable/c/45c534c5bf43a094805a79510d1ea3ca261ea042
- https://git.kernel.org/stable/c/848eaef4d30b385eb074214b7fa58287506158ad
- https://git.kernel.org/stable/c/d6037e42aa4dd29bb9d9f67ef438128c5bfe3448
- https://git.kernel.org/stable/c/6a990e74d4e848f32eda91d69e4f885604fc326d
- https://git.kernel.org/stable/c/05bfb1327dc5fb61528bab31cd8f0c1e4bddec23
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Sources
- CVE-2026-90213 · CVE Program
- CVE-2026-90213 · NVD
- FIRST EPSS
- GHSA-584h-rw5g-vhjq · GitHub Advisory Database · CC BY 4.0
- CVE-2026-90213 · Red Hat security data · CC BY 4.0
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