Medium 5.5Published Jun 24, 2026

CVE-2026-53028usb: typec: Fix error pointer dereference

Updated under an hour ago (Oct 28, 2026, 9:10 AM ET)

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Exploited in the last 30 days

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()

CVSS: 5.5 MEDIUM (v3.1, NVD)CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
Weakness (CWE): Not given
Known exploited: Not in CISA's KEV catalog
EPSS (exploitation in the next 30 days): Not loaded for this CVE
Assigned by: Linux
NVD analysis: Analyzed
Record last updated: Jun 24, 2026
First seen by InfoSec Signals: Oct 9, 2026

Affected products

Affected products

Linux Linux linux:linux (from the name)	from 82432bbfb9e83b7e81d04660fe129b99a29b2ac2 before 19951118fb22b5ad512379ee64510fe0e2c40eb3; 82432bbfb9e83b7e81d04660fe129b99a29b2ac2 builds before 9e31082f92c913d74fefb4e60cd0284e605ba3a3; from 82432bbfb9e83b7e81d04660fe129b99a29b2ac2 before f2529d08fcb429ea01bb87c326342f41483f8b2f	CNA record
linux linux_kernel linux:linux_kernel	from 6.18 before 6.18.33; from 6.19 before 7.0.10	NVD

References

References

https://git.kernel.org/stable/c/19951118fb22b5ad512379ee64510fe0e2c40eb3	patch
https://git.kernel.org/stable/c/9e31082f92c913d74fefb4e60cd0284e605ba3a3	patch
https://git.kernel.org/stable/c/f2529d08fcb429ea01bb87c326342f41483f8b2f	patch

The CVE record on cve.org NVD's entry

The CVE record is authoritative. Products marked “from the name” were identified from the CNA's free-text names, not a CPE, and are matched less certainly. This product uses the NVD API but is not endorsed or certified by the NVD.