{"cve":"CVE-2026-68480","nvd":{"published":"2026-08-06T22:18:24.697","modified":"2026-08-18T07:16:52.527","status":"Received","description":"In the Linux kernel, the following vulnerability has been resolved:\n\nx86/bugs: Make Safe-RET robust against interrupt injection\n\nAn attacker injecting interrupts while the Safe-RET mitigation executes\non machines affected by SRSO can neutralize the safe return sequence,\npotentially leading to data leakage through speculative execution.\n\nFixup register state as if the Safe-RET sequence executed successfully\nby \"emulating\" it, in a manner of speaking, and avoid executing a RET\ninstruction after returning from the interrupt.","cvss_v4":null,"cvss_v3":null,"cwes":[],"references":["https://git.kernel.org/stable/c/52db77a13be224e09eb4ba6b4252ae8ab9085c2c","https://git.kernel.org/stable/c/61649a2d61cb0dbc673f0f232f0f0c298bf50442","https://git.kernel.org/stable/c/6703dba1d14cbd6647cd1ccfa3a3fa94b64dd096","https://git.kernel.org/stable/c/7e7f81cf6f5ca3311e526308f55d7c54d3ba71f9","https://git.kernel.org/stable/c/bfe7f9993467ba431b2731437949ac1e2634e771"],"products":[],"source":"nvd","synced_at":"2026-10-19T22:47:10.050265369+00:00"},"epss":{"cve":"CVE-2026-68480","score":0.00234,"percentile":0.14421,"date":"2026-10-31"},"kev":null,"osv":[],"attribution":["This product uses the NVD API but is not endorsed or certified by the NVD.","EPSS scores: FIRST Exploit Prediction Scoring System, https://www.first.org/epss","Known exploited vulnerabilities: CISA Known Exploited Vulnerabilities Catalog, https://www.cisa.gov/known-exploited-vulnerabilities-catalog","Package advisories: OSV (https://osv.dev), from the GitHub Advisory Database, PyPA, Go, RustSec and other ecosystem databases, under CC-BY 4.0 or CC0","CVE records: the CVE Program's CVE List (https://www.cve.org), under its terms of use (https://www.cve.org/Legal/TermsOfUse). CVE is a registered trademark of The MITRE Corporation; this product is not affiliated with the CVE Program."]}