Vulnerability Description
In the Linux kernel, the following vulnerability has been resolved: perf/smmuv3: Fix hotplug callback leak in arm_smmu_pmu_init() arm_smmu_pmu_init() won't remove the callback added by cpuhp_setup_state_multi() when platform_driver_register() failed. Remove the callback by cpuhp_remove_multi_state() in fail path. Similar to the handling of arm_ccn_init() in commit 26242b330093 ("bus: arm-ccn: Prevent hotplug callback leak")
CVSS Score
MEDIUM
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Linux | Linux Kernel | >= 5.2, < 5.4.229 |
Related Weaknesses (CWE)
References
- https://git.kernel.org/stable/c/359286f886feef38536eaa7e673dc3440f03b0a1Patch
- https://git.kernel.org/stable/c/582babe17ea878ec1d76f30e03f3a6ce6e30eb91Patch
- https://git.kernel.org/stable/c/6f2d566b46436a50a80d6445e82879686b89588cPatch
- https://git.kernel.org/stable/c/b131304fe722853cf26e55c4fa21fc58a36e7f21Patch
- https://git.kernel.org/stable/c/d69bdb61d577297d3851fc9f6403574bf73ef41fPatch
- https://git.kernel.org/stable/c/f245ca9a0fe7f794a8187ad803d5e2ced5a11cb2Patch
FAQ
What is CVE-2022-50510?
CVE-2022-50510 is a vulnerability with a CVSS score of 5.5 (MEDIUM). In the Linux kernel, the following vulnerability has been resolved: perf/smmuv3: Fix hotplug callback leak in arm_smmu_pmu_init() arm_smmu_pmu_init() won't remove the callback added by cpuhp_setup_s...
How severe is CVE-2022-50510?
CVE-2022-50510 has been rated MEDIUM with a CVSS base score of 5.5/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2022-50510?
Check the references section above for vendor advisories and patch information. Affected products include: Linux Linux Kernel.