{"id":"CVE-2026-80680","url":"https://www.cyber-defence.io/tools/cve/CVE-2026-80680","generatedAt":"2026-10-28T04:44:49.344Z","title":"In the Linux kernel, the following vulnerability has been resolved: i2c: amd-mp2: Unregister callback on adapter add failure amd_mp2_register_cb() stores the platform I2C context in the MP2 PCI driver's callback table before the adapter is registered.","description":"In the Linux kernel, the following vulnerability has been resolved:\n\ni2c: amd-mp2: Unregister callback on adapter add failure\n\namd_mp2_register_cb() stores the platform I2C context in the MP2 PCI\ndriver's callback table before the adapter is registered. If\ni2c_add_adapter() fails, probe returns and devres frees the context,\nbut the PCI driver can still dereference the stale pointer from its IRQ\nand system-sleep callbacks.\n\nUnregister the callback before returning the adapter registration error.","published":"2026-08-28T08:16:53.000Z","lastModified":"2026-08-29T07:16:50.000Z","status":"Received","sourceIdentifier":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","cvss":{"version":"3.1","score":7.8,"severity":"HIGH","vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H"},"cwe":[],"affected":[],"epss":{"score":0.00176,"percentile":0.07053,"date":"2026-10-27","history":[]},"kev":{"listed":false},"exploits":{"count":0,"verified":false,"firstPublished":null,"source":"Exploit-DB (https://gitlab.com/exploit-database/exploitdb)","entries":[]},"verdict":{"level":"high","text":"High impact if exploited, but EPSS currently rates exploitation as unlikely (0.18%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit."},"changes":[],"references":[{"url":"https://git.kernel.org/stable/c/1883a09a37fed497b9efacf736c23624a472246b","source":"416baaa9-dc9f-4396-8d5f-8c081fb06d67"},{"url":"https://git.kernel.org/stable/c/2f7789b3a9628819ebf90bcba8f9da3c139f8687","source":"416baaa9-dc9f-4396-8d5f-8c081fb06d67"},{"url":"https://git.kernel.org/stable/c/4786d4d70dcd1e6b7e044f2348e00f201947b69c","source":"416baaa9-dc9f-4396-8d5f-8c081fb06d67"},{"url":"https://git.kernel.org/stable/c/82048795242f04275a3f49ffc66ad851b6120954","source":"416baaa9-dc9f-4396-8d5f-8c081fb06d67"},{"url":"https://git.kernel.org/stable/c/8bf719659406e4a1b56d441e0c7da2085d891d96","source":"416baaa9-dc9f-4396-8d5f-8c081fb06d67"},{"url":"https://git.kernel.org/stable/c/9142a3dcff0d80a3a24ce159aee19ddc869d9784","source":"416baaa9-dc9f-4396-8d5f-8c081fb06d67"},{"url":"https://git.kernel.org/stable/c/b7c2c5c8868737926410b93d1223ada17625ead3","source":"416baaa9-dc9f-4396-8d5f-8c081fb06d67"},{"url":"https://git.kernel.org/stable/c/cf107c5983dc70fcf932a305581a5f976d908ff1","source":"416baaa9-dc9f-4396-8d5f-8c081fb06d67"}],"sources":{"nvd":"https://nvd.nist.gov/vuln/detail/CVE-2026-80680","epss":"https://www.first.org/epss/","kev":"https://www.cisa.gov/known-exploited-vulnerabilities-catalog","exploitdb":"https://www.exploit-db.com/"},"licence":"CC BY 4.0 — link back to the CVE Explorer if you publish the results; upstream data remains subject to its own terms."}