CVE-2022-49621

cpufreq: pmac32-cpufreq: Fix refcount leak bug

State: Published
Severity: 5.5 Medium
Published: Feb 26, 2025
Updated: May 11, 2026
Reserved: Feb 26, 2025

Description

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

cpufreq: pmac32-cpufreq: Fix refcount leak bug

In pmac_cpufreq_init_MacRISC3(), we need to add corresponding of_node_put() for the three node pointers whose refcount have been incremented by of_find_node_by_name().

Scores

CVSS	Score	Vector	Source
3.1	5.5 Medium	CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H	CISA-ADP

Weaknesses

The record names no weakness.

Affected Products

Product	Versions
LinuxLinux	1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 to before 4f242486bf46d314b2e3838cc64b56f008a3c4d7Affected 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 to before 37c16fc2cb13a13f3c0193bfc6f2edef7d7df7d7Affected 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 to before 4585890ab2dbf455d80e254d3d859d4c1e357920Affected 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 to before 8dda30f81c751b01cd71f2cfaeef26ad4393b1d1Affected 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 to before 3ea9dbf7c2f436952bca331c6f5d72f75aca224eAffected 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 to before 57289b6601fe78c09921599b042a0b430fb420ecAffected 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 to before 4513018d0bd739097570d26a7760551cba3deb56Affected 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 to before ccd7567d4b6cf187fdfa55f003a9e461ee629e36Affected
LinuxLinux	2.6.12Affected before 2.6.12Not affected 4.9.324 through 4.9.Not affected 4.14.289 through 4.14.Not affected 4.19.253 through 4.19.Not affected 5.4.207 through 5.4.Not affected 5.10.132 through 5.10.Not affected 5.15.56 through 5.15.Not affected 5.18.13 through 5.18.*Not affected 5.19 and laterNot affected

Product

Versions

LinuxLinux

1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 to before 4f242486bf46d314b2e3838cc64b56f008a3c4d7Affected
1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 to before 37c16fc2cb13a13f3c0193bfc6f2edef7d7df7d7Affected
1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 to before 4585890ab2dbf455d80e254d3d859d4c1e357920Affected
1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 to before 8dda30f81c751b01cd71f2cfaeef26ad4393b1d1Affected
1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 to before 3ea9dbf7c2f436952bca331c6f5d72f75aca224eAffected
1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 to before 57289b6601fe78c09921599b042a0b430fb420ecAffected
1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 to before 4513018d0bd739097570d26a7760551cba3deb56Affected
1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 to before ccd7567d4b6cf187fdfa55f003a9e461ee629e36Affected

LinuxLinux

2.6.12Affected
before 2.6.12Not affected
4.9.324 through 4.9.*Not affected
4.14.289 through 4.14.*Not affected
4.19.253 through 4.19.*Not affected
5.4.207 through 5.4.*Not affected
5.10.132 through 5.10.*Not affected
5.15.56 through 5.15.*Not affected
5.18.13 through 5.18.*Not affected
5.19 and laterNot affected

References

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