CVE-2022-48754
phylib: fix potential use-after-free
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Description
In the Linux kernel, the following vulnerability has been resolved: phylib: fix potential use-after-free Commit bafbdd527d56 ("phylib: Add device reset GPIO support") added call to phy_device_reset(phydev) after the put_device() call in phy_detach(). The comment before the put_device() call says that the phydev might go away with put_device(). Fix potential use-after-free by calling phy_device_reset() before put_device().
Affected
Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.
Remediation
No guide yetNo remediation guidance has been written for this CVE yet. What the record does show:
Patch and advisory references
- https://git.kernel.org/stable/c/67d271760b037ce0806d687ee6057edc8afd4205
- https://git.kernel.org/stable/c/aefaccd19379d6c4620269a162bfb88ff687f289
- https://git.kernel.org/stable/c/bd024e36f68174b1793906c39ca16cee0c9295c2
- https://git.kernel.org/stable/c/cb2fab10fc5e7a3aa1bb0a68a3abdcf3e37852af
- https://git.kernel.org/stable/c/cbda1b16687580d5beee38273f6241ae3725960c
References (6)
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