CVE-2026-90287 phy: sunplus: fix error handling in sp_uphy_init()
A resource leak in the Sunplus PHY driver error handling can lead to denial of service by exhausting system resources.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Local or same network only
- Victim action needed
- Not needed
- Fix
- Available
What is CVE-2026-90287?
CVE-2026-90287 is a vulnerability in Linux, published on 17 Sep 2026. It can only be exploited from the same machine or local network, with no action from the victim.
Official description
In the Linux kernel, the following vulnerability has been resolved:
phy: sunplus: fix error handling in sp_uphy_init()
Fix the error paths of sp_uphy_init() to undo exactly what each stage did: return directly if clk_prepare_enable() fails, release only the clock if reset_control_deassert() fails, and jump to err_reset if update_disc_vol() fails so the clock and reset are not leaked.
Which versions are affected by CVE-2026-90287?
How do I fix CVE-2026-90287?
Apply the vendor's patch.
Is CVE-2026-90287 being exploited?
There is no known exploitation of CVE-2026-90287 in the wild and no public exploit code.
Sources
Also known as AZL-102428, BELL-CVE-2026-90287, DEBIAN-CVE-2026-90287, GHSA-q9wf-hxpx-57g5, UBUNTU-CVE-2026-90287.