CVE-2026-89982i2c: mux: Fix channel node leak on adapter add failure
Updated under an hour ago ()
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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.
- CVSS
- Not yet scored
- 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
- Received
- Record last updated
- Sep 16, 2026
- First seen by InfoSec Signals
- Oct 9, 2026
Affected products
Linux Linux linux:linux (from the name) | from bc45449b1444611d68466ae7f45f235420d79019 before 4f42f70afd2447f3c82ca69d1e03466a75348ba9; from bc45449b1444611d68466ae7f45f235420d79019 before 4c9bc46a2a4afb7a11c48d33bdf19febab431015; from bc45449b1444611d68466ae7f45f235420d79019 before dd2c1e6747b17b24ecddd48a7bb6bb964c2793d1; from bc45449b1444611d68466ae7f45f235420d79019 before 0927153f2abf48b6cc3e5f27063a17f7a8d47f38; from bc45449b1444611d68466ae7f45f235420d79019 before b580f062b24c4eef562f08f210c028adb34ef14e; from bc45449b1444611d68466ae7f45f235420d79019 before 2b3b06cb709c4bf75a3fe3da3a0ca368ee3b40e5; from bc45449b1444611d68466ae7f45f235420d79019 before 694e7e6edf249723ca7d3ef77c2ca1badfc78dc4; from bc45449b1444611d68466ae7f45f235420d79019 before 385c7af4e3b95d0769fd211831674e83b16a2ebf | CNA record |
References
- https://git.kernel.org/stable/c/4f42f70afd2447f3c82ca69d1e03466a75348ba9
- https://git.kernel.org/stable/c/4c9bc46a2a4afb7a11c48d33bdf19febab431015
- https://git.kernel.org/stable/c/dd2c1e6747b17b24ecddd48a7bb6bb964c2793d1
- https://git.kernel.org/stable/c/0927153f2abf48b6cc3e5f27063a17f7a8d47f38
- https://git.kernel.org/stable/c/b580f062b24c4eef562f08f210c028adb34ef14e
- https://git.kernel.org/stable/c/2b3b06cb709c4bf75a3fe3da3a0ca368ee3b40e5
- https://git.kernel.org/stable/c/694e7e6edf249723ca7d3ef77c2ca1badfc78dc4
- https://git.kernel.org/stable/c/385c7af4e3b95d0769fd211831674e83b16a2ebf
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.