CVE-2022-50109

video: fbdev: amba-clcd: Fix refcount leak bugs

State: Published
Severity: Not scored
Published: Jun 18, 2025
Updated: May 11, 2026
Reserved: Jun 18, 2025

Description

In the Linux kernel, the following vulnerability has been resolved:

video: fbdev: amba-clcd: Fix refcount leak bugs

In clcdfb_of_init_display(), we should call of_node_put() for the references returned by of_graph_get_next_endpoint() and of_graph_get_remote_port_parent() which have increased the refcount.

Besides, we should call of_node_put() both in fail path or when the references are not used anymore.

Scores

The record has no CVSS score.

Weaknesses

The record names no weakness.

Affected Products

Product	Versions
LinuxLinux	d10715be03bd8bad59ddc50236cb140c3bd73c7b to before 2688df86c02da6bdc9866b62d974e169a2678883Affected d10715be03bd8bad59ddc50236cb140c3bd73c7b to before a97ff8a949dbf41be89f436b2b1a2b3d794493dfAffected d10715be03bd8bad59ddc50236cb140c3bd73c7b to before 49a4c1a87ef884e43cdda58b142a2a30f2f09efcAffected d10715be03bd8bad59ddc50236cb140c3bd73c7b to before da276dc288bf838ea0fd778b5441ec0f601c69f7Affected d10715be03bd8bad59ddc50236cb140c3bd73c7b to before 29f06f1905c312671a09ee85ca92ac04a1d9f305Affected d10715be03bd8bad59ddc50236cb140c3bd73c7b to before a51519ebd0fdad3546463018b8f6bc3b0f4d3032Affected d10715be03bd8bad59ddc50236cb140c3bd73c7b to before a88ab277cca99aeb9a3b2b7db358f1a6dd528b0cAffected d10715be03bd8bad59ddc50236cb140c3bd73c7b to before 26c2b7d9fac42eb8317f3ceefa4c1a9a9170ca69Affected
LinuxLinux	3.17Affected before 3.17Not affected 4.14.291 through 4.14.Not affected 4.19.256 through 4.19.Not affected 5.4.211 through 5.4.Not affected 5.10.137 through 5.10.Not affected 5.15.61 through 5.15.Not affected 5.18.18 through 5.18.Not affected 5.19.2 through 5.19.*Not affected 6.0 and laterNot affected

Product

Versions

LinuxLinux

d10715be03bd8bad59ddc50236cb140c3bd73c7b to before 2688df86c02da6bdc9866b62d974e169a2678883Affected
d10715be03bd8bad59ddc50236cb140c3bd73c7b to before a97ff8a949dbf41be89f436b2b1a2b3d794493dfAffected
d10715be03bd8bad59ddc50236cb140c3bd73c7b to before 49a4c1a87ef884e43cdda58b142a2a30f2f09efcAffected
d10715be03bd8bad59ddc50236cb140c3bd73c7b to before da276dc288bf838ea0fd778b5441ec0f601c69f7Affected
d10715be03bd8bad59ddc50236cb140c3bd73c7b to before 29f06f1905c312671a09ee85ca92ac04a1d9f305Affected
d10715be03bd8bad59ddc50236cb140c3bd73c7b to before a51519ebd0fdad3546463018b8f6bc3b0f4d3032Affected
d10715be03bd8bad59ddc50236cb140c3bd73c7b to before a88ab277cca99aeb9a3b2b7db358f1a6dd528b0cAffected
d10715be03bd8bad59ddc50236cb140c3bd73c7b to before 26c2b7d9fac42eb8317f3ceefa4c1a9a9170ca69Affected

LinuxLinux

3.17Affected
before 3.17Not affected
4.14.291 through 4.14.*Not affected
4.19.256 through 4.19.*Not affected
5.4.211 through 5.4.*Not affected
5.10.137 through 5.10.*Not affected
5.15.61 through 5.15.*Not affected
5.18.18 through 5.18.*Not affected
5.19.2 through 5.19.*Not affected
6.0 and laterNot affected

References

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