usb: typec: Fix error pointer dereference

MITRE NVD CVE.ORG JSON API

Summary

CVECVE-2026-53028
StatePUBLISHED
AssignerLinux
Source PriorityCVE Program / NVD first with legacy fallback
Published2026-06-24 17:17:14 UTC
Updated2026-07-15 14:37:39 UTC
DescriptionIn 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()

Risk And Classification

Primary CVSS: v3.1 5.5 MEDIUM from [email protected]

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

EPSS: 0.001660000 probability, percentile 0.061440000 (date 2026-07-13)

Problem Types: CWE-476

CVSS v3.1 Breakdown

Attack Vector
Local
Attack Complexity
Low
Privileges Required
Low
User Interaction
None
Scope
Unchanged
Confidentiality
None
Integrity
None
Availability
High

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

NVD Known Affected Configurations (CPE 2.3)

TypeVendorProductVersionUpdateEditionLanguage
Operating System Linux Linux Kernel All All All All

Vendor Declared Affected Products

SourceVendorProductVersionPlatforms
CNA Linux Linux affected 82432bbfb9e83b7e81d04660fe129b99a29b2ac2 19951118fb22b5ad512379ee64510fe0e2c40eb3 git Not specified
CNA Linux Linux affected 82432bbfb9e83b7e81d04660fe129b99a29b2ac2 9e31082f92c913d74fefb4e60cd0284e605ba3a3 git Not specified
CNA Linux Linux affected 82432bbfb9e83b7e81d04660fe129b99a29b2ac2 f2529d08fcb429ea01bb87c326342f41483f8b2f git Not specified
CNA Linux Linux affected 6.18 Not specified
CNA Linux Linux unaffected 6.18 semver Not specified
CNA Linux Linux unaffected 6.18.33 6.18.* semver Not specified
CNA Linux Linux unaffected 7.0.10 7.0.* semver Not specified
CNA Linux Linux unaffected 7.1 * original_commit_for_fix Not specified

References

ReferenceSourceLinkTags
git.kernel.org/stable/c/f2529d08fcb429ea01bb87c326342f41483f8b2f 416baaa9-dc9f-4396-8d5f-8c081fb06d67 git.kernel.org Patch
git.kernel.org/stable/c/19951118fb22b5ad512379ee64510fe0e2c40eb3 416baaa9-dc9f-4396-8d5f-8c081fb06d67 git.kernel.org Patch
git.kernel.org/stable/c/9e31082f92c913d74fefb4e60cd0284e605ba3a3 416baaa9-dc9f-4396-8d5f-8c081fb06d67 git.kernel.org Patch
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