usb: typec: ucsi: Fix NULL pointer access (Linux Linux)

CVE-2025-21918
MEDIUM 5.5

At a glance

Source
NVD
EPSS
EPSS 0.21 % · percentile 11 ()
State
PUBLISHED
Published
Updated
Assigner
Linux
NVD status
Modified

Description

In the Linux kernel, the following vulnerability has been resolved: usb: typec: ucsi: Fix NULL pointer access Resources should be released only after all threads that utilize them have been destroyed. This commit ensures that resources are not released prematurely by waiting for the associated workqueue to complete before deallocating them.

Weaknesses (CWE)

  • CWE-476 — NULL Pointer Dereference

References

Scores

VersionScoreVectorScored by
CVSS 3.1MEDIUM 5.5CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:HCISA-ADP
CVSS 3.1MEDIUM 5.5CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:HNVD · nvd@nist.gov (Primary)
CVSS 3.1MEDIUM 5.5CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:HNVD · 134c704f-9b21-4f2e-91b3-4a467353bcc0 (Secondary)

European references

CERT-FR advisories

Affected configurations (NVD CPE)

Affected products

ProductVersions
Linux · Linuxaffected b9aa02ca39a49740926c2c450a1505a4a0f8954a < 7a735a8a46f6ebf898bbefd96659ca5da798bce0 ; affected b9aa02ca39a49740926c2c450a1505a4a0f8954a < 46fba7be161bb89068958138ea64ec33c0b446d4 ; affected b9aa02ca39a49740926c2c450a1505a4a0f8954a < 079a3e52f3e751bb8f5937195bdf25c5d14fdff0 ; affected b9aa02ca39a49740926c2c450a1505a4a0f8954a < 592a0327d026a122e97e8e8bb7c60cbbe7697344 ; affected b9aa02ca39a49740926c2c450a1505a4a0f8954a < b13abcb7ddd8d38de769486db5bd917537b32ab1
Linux · Linuxaffected 5.16 ; unaffected 0 < 5.16 ; unaffected 6.1.133 ≤ 6.1.* ; unaffected 6.6.83 ≤ 6.6.* ; unaffected 6.12.19 ≤ 6.12.* ; unaffected 6.13.7 ≤ 6.13.*

Sources

SourceLicence
CVE List (CVEProject cvelistV5)CVE Program Terms of Use
EPSS (FIRST.org)FIRST — attribution requested
ENISA EUVDENISA — reproduction authorised, source acknowledged
CERT-FR (ANSSI)Licence Ouverte / Etalab 2.0
NVD (NIST) via fkie-cad/nvd-json-data-feedsPublic domain — this product uses data from the NVD API but is not endorsed or certified by the NVD