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Description

In the Linux kernel, the following vulnerability has been resolved: cxl: Fix refcount leak in cxl_calc_capp_routing of_get_next_parent() returns a node pointer with refcount incremented, we should use of_node_put() on it when not need anymore. This function only calls of_node_put() in normal path, missing it in the error path. Add missing of_node_put() to avoid refcount leak.

PUBLISHED Reserved 2025-09-15 | Published 2025-09-15 | Updated 2025-09-15 | Assigner Linux

Product status

Default status
unaffected

f24be42aab37c6d07c05126673138e06223a6399 (git) before c9bebc503881c1391f6c4f820134884adecf1519
affected

f24be42aab37c6d07c05126673138e06223a6399 (git) before ee870f72465015327ad96204b0e92450d04870cd
affected

f24be42aab37c6d07c05126673138e06223a6399 (git) before f2d60f6ba173cded65081cee690b67802395a479
affected

f24be42aab37c6d07c05126673138e06223a6399 (git) before 81c8bbf5b2b5f0c8030fff1716c00849cda8571a
affected

f24be42aab37c6d07c05126673138e06223a6399 (git) before 6a310e8db5409676b4b3e6c1f54dff174e4fd04d
affected

f24be42aab37c6d07c05126673138e06223a6399 (git) before 651e8bc9d0418c20a1989b7c078c64c2a6346fa3
affected

f24be42aab37c6d07c05126673138e06223a6399 (git) before 2d7b6580384e6d65419933ddc525bd176095da54
affected

f24be42aab37c6d07c05126673138e06223a6399 (git) before 1d09697ff22908ae487fc8c4fbde1811732be523
affected

Default status
affected

4.12
affected

Any version before 4.12
unaffected

4.14.303 (semver)
unaffected

4.19.270 (semver)
unaffected

5.4.229 (semver)
unaffected

5.10.163 (semver)
unaffected

5.15.86 (semver)
unaffected

6.0.16 (semver)
unaffected

6.1.2 (semver)
unaffected

6.2 (original_commit_for_fix)
unaffected

References

git.kernel.org/...c/c9bebc503881c1391f6c4f820134884adecf1519

git.kernel.org/...c/ee870f72465015327ad96204b0e92450d04870cd

git.kernel.org/...c/f2d60f6ba173cded65081cee690b67802395a479

git.kernel.org/...c/81c8bbf5b2b5f0c8030fff1716c00849cda8571a

git.kernel.org/...c/6a310e8db5409676b4b3e6c1f54dff174e4fd04d

git.kernel.org/...c/651e8bc9d0418c20a1989b7c078c64c2a6346fa3

git.kernel.org/...c/2d7b6580384e6d65419933ddc525bd176095da54

git.kernel.org/...c/1d09697ff22908ae487fc8c4fbde1811732be523

cve.org (CVE-2022-50311)

nvd.nist.gov (CVE-2022-50311)

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