i2c: mux: Fix channel node leak on adapter add failure (Linux Linux)

CVE-2026-89982
Not available

At a glance

Source
NVD
EPSS
EPSS 0.22 % · percentile 12 ()
State
PUBLISHED
Published
Updated
Assigner
Linux
NVD status
Received

Description

In the Linux kernel, the following vulnerability has been resolved: i2c: mux: Fix channel node leak on adapter add failure i2c_mux_add_adapter() takes a reference to the Device Tree channel node before registering the new adapter. If adapter registration fails, the error path frees the private data without dropping that reference. Release the channel node before freeing the private data.

References

European references

CERT-FR advisories

Affected products

ProductVersions
Linux · Linuxaffected bc45449b1444611d68466ae7f45f235420d79019 < 4f42f70afd2447f3c82ca69d1e03466a75348ba9 ; affected bc45449b1444611d68466ae7f45f235420d79019 < 4c9bc46a2a4afb7a11c48d33bdf19febab431015 ; affected bc45449b1444611d68466ae7f45f235420d79019 < dd2c1e6747b17b24ecddd48a7bb6bb964c2793d1 ; affected bc45449b1444611d68466ae7f45f235420d79019 < 0927153f2abf48b6cc3e5f27063a17f7a8d47f38 ; affected bc45449b1444611d68466ae7f45f235420d79019 < b580f062b24c4eef562f08f210c028adb34ef14e ; affected bc45449b1444611d68466ae7f45f235420d79019 < 2b3b06cb709c4bf75a3fe3da3a0ca368ee3b40e5
Linux · Linuxaffected 3.5 ; unaffected 0 < 3.5 ; unaffected 5.10.270 ≤ 5.10.* ; unaffected 5.15.221 ≤ 5.15.* ; unaffected 6.1.188 ≤ 6.1.* ; unaffected 6.6.157 ≤ 6.6.*

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