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Description

In the Linux kernel, the following vulnerability has been resolved: media: hi846: fix usage of pm_runtime_get_if_in_use() pm_runtime_get_if_in_use() does not only return nonzero values when the device is in use, it can return a negative errno too. And especially during resuming from system suspend, when runtime pm is not yet up again, -EAGAIN is being returned, so the subsequent pm_runtime_put() call results in a refcount underflow. Fix system-resume by handling -EAGAIN of pm_runtime_get_if_in_use().

PUBLISHED Reserved 2025-09-15 | Published 2025-09-15 | Updated 2025-09-15 | Assigner Linux

Product status

Default status
unaffected

e8c0882685f9152f0d729664a12bcbe749cb7736 (git) before 42ec6269f98edd915ee37da3c6456bb6243ea56a
affected

e8c0882685f9152f0d729664a12bcbe749cb7736 (git) before c5dcd7a19f1ed8fe98384f3a9444c7c53befd74e
affected

e8c0882685f9152f0d729664a12bcbe749cb7736 (git) before 04fc06f6dc1592ed5d675311ac50d8fba5db62ab
affected

Default status
affected

5.16
affected

Any version before 5.16
unaffected

6.1.39 (semver)
unaffected

6.4.4 (semver)
unaffected

6.5 (original_commit_for_fix)
unaffected

References

git.kernel.org/...c/42ec6269f98edd915ee37da3c6456bb6243ea56a

git.kernel.org/...c/c5dcd7a19f1ed8fe98384f3a9444c7c53befd74e

git.kernel.org/...c/04fc06f6dc1592ed5d675311ac50d8fba5db62ab

cve.org (CVE-2023-53177)

nvd.nist.gov (CVE-2023-53177)

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