CVE-2022-50510
perf/smmuv3: Fix hotplug callback leak in arm_smmu_pmu_init()
CVSS Score
0.0
EPSS Score
0.0%
EPSS Percentile
0th
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")
| Vendor | linux |
| Product | linux |
| Ecosystems | |
| Industries | Technology |
| Published | Oct 7, 2025 |
| Last Updated | May 11, 2026 |
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Affected Versions
Linux / Linux
7d839b4b9e00645e49345d6ce5dfa8edf53c1a21 < d69bdb61d577297d3851fc9f6403574bf73ef41f 7d839b4b9e00645e49345d6ce5dfa8edf53c1a21 < 359286f886feef38536eaa7e673dc3440f03b0a1 7d839b4b9e00645e49345d6ce5dfa8edf53c1a21 < b131304fe722853cf26e55c4fa21fc58a36e7f21 7d839b4b9e00645e49345d6ce5dfa8edf53c1a21 < f245ca9a0fe7f794a8187ad803d5e2ced5a11cb2 7d839b4b9e00645e49345d6ce5dfa8edf53c1a21 < 582babe17ea878ec1d76f30e03f3a6ce6e30eb91 7d839b4b9e00645e49345d6ce5dfa8edf53c1a21 < 6f2d566b46436a50a80d6445e82879686b89588c
Linux / Linux
5.2
References
git.kernel.org: https://git.kernel.org/stable/c/d69bdb61d577297d3851fc9f6403574bf73ef41f git.kernel.org: https://git.kernel.org/stable/c/359286f886feef38536eaa7e673dc3440f03b0a1 git.kernel.org: https://git.kernel.org/stable/c/b131304fe722853cf26e55c4fa21fc58a36e7f21 git.kernel.org: https://git.kernel.org/stable/c/f245ca9a0fe7f794a8187ad803d5e2ced5a11cb2 git.kernel.org: https://git.kernel.org/stable/c/582babe17ea878ec1d76f30e03f3a6ce6e30eb91 git.kernel.org: https://git.kernel.org/stable/c/6f2d566b46436a50a80d6445e82879686b89588c