CVE-2026-53028
Description
In the Linux kernel, the following vulnerability has been resolved:
usb: typec: Fix error pointer dereference
The variable tps->partner is checked for an error pointer and then if it
is, it sends an error message but does not return and then immediately
dereferenced a few lines below:
tps->partner = typec_register_partner(tps->port, &desc);
if (IS_ERR(tps->partner))
dev_warn(tps->dev, "%s: failed to register partnet\n", __func__);
if (desc.identity) {
typec_partner_set_identity(tps->partner);
cd321x->cur_partner_identity = st.partner_identity;
}
Add early return and fix spelling mistake in error message.
Detected by Smatch:
drivers/usb/typec/tipd/core.c:827 cd321x_update_work() error:
'tps->partner' dereferencing possible ERR_PTR()
Metadata
Severity & Metrics
No CVSS data available.
Affected products (2)
| Vendor | Product | Platform | Versions |
|---|---|---|---|
| Linux | Linux | — | 82432bbfb9e83b7e81d04660fe129b99a29b2ac2 < 19951118fb22b5ad512379ee64510fe0e2c40eb3, 82432bbfb9e83b7e81d04660fe129b99a29b2ac2 < 9e31082f92c913d74fefb4e60cd0284e605ba3a3, 82432bbfb9e83b7e81d04660fe129b99a29b2ac2 < f2529d08fcb429ea01bb87c326342f41483f8b2f |
| Linux | Linux | — | 6.18, 0 < 6.18, 6.18.33 ≤ 6.18.*, 7.0.10 ≤ 7.0.* … |
References (3)