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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")

PUBLISHED Reserved 2025-10-07 | Published 2025-10-07 | Updated 2025-10-07 | Assigner Linux

Product status

Default status
unaffected

7d839b4b9e00645e49345d6ce5dfa8edf53c1a21 before d69bdb61d577297d3851fc9f6403574bf73ef41f
affected

7d839b4b9e00645e49345d6ce5dfa8edf53c1a21 before 359286f886feef38536eaa7e673dc3440f03b0a1
affected

7d839b4b9e00645e49345d6ce5dfa8edf53c1a21 before b131304fe722853cf26e55c4fa21fc58a36e7f21
affected

7d839b4b9e00645e49345d6ce5dfa8edf53c1a21 before f245ca9a0fe7f794a8187ad803d5e2ced5a11cb2
affected

7d839b4b9e00645e49345d6ce5dfa8edf53c1a21 before 582babe17ea878ec1d76f30e03f3a6ce6e30eb91
affected

7d839b4b9e00645e49345d6ce5dfa8edf53c1a21 before 6f2d566b46436a50a80d6445e82879686b89588c
affected

Default status
affected

5.2
affected

Any version before 5.2
unaffected

5.4.229
unaffected

5.10.163
unaffected

5.15.86
unaffected

6.0.16
unaffected

6.1.2
unaffected

6.2
unaffected

References

git.kernel.org/...c/d69bdb61d577297d3851fc9f6403574bf73ef41f

git.kernel.org/...c/359286f886feef38536eaa7e673dc3440f03b0a1

git.kernel.org/...c/b131304fe722853cf26e55c4fa21fc58a36e7f21

git.kernel.org/...c/f245ca9a0fe7f794a8187ad803d5e2ced5a11cb2

git.kernel.org/...c/582babe17ea878ec1d76f30e03f3a6ce6e30eb91

git.kernel.org/...c/6f2d566b46436a50a80d6445e82879686b89588c

cve.org (CVE-2022-50510)

nvd.nist.gov (CVE-2022-50510)

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