{"affected":[{"defaultStatus":"unaffected","product":"Linux","source":"CNA: Linux","vendor":"Linux","versions":[{"lessThan":"492349e5e4a369a8b62781100a3ade470bf1ce6b","status":"affected","version":"3d713e0e382e6fcfb4bba1501645b66c129ad60b","versionType":"git"},{"lessThan":"9a6086d2a828dd2ff74cf9abcae456670febd71f","status":"affected","version":"3d713e0e382e6fcfb4bba1501645b66c129ad60b","versionType":"git"},{"lessThan":"7c02a9bd7d14a89065fcf672b86d8e1d1a41d3b1","status":"affected","version":"3d713e0e382e6fcfb4bba1501645b66c129ad60b","versionType":"git"},{"lessThan":"edee7ee5a14c3b33f6d54641f5af5c5e9180992d","status":"affected","version":"3d713e0e382e6fcfb4bba1501645b66c129ad60b","versionType":"git"},{"lessThan":"2b38efc05bf7a8568ec74bfffea0f5cfa62bc01d","status":"affected","version":"3d713e0e382e6fcfb4bba1501645b66c129ad60b","versionType":"git"}]},{"defaultStatus":"affected","product":"Linux","source":"CNA: Linux","vendor":"Linux","versions":[{"status":"affected","version":"3.17"},{"lessThan":"3.17","status":"unaffected","version":"0","versionType":"semver"},{"lessThanOrEqual":"6.6.*","status":"unaffected","version":"6.6.142","versionType":"semver"},{"lessThanOrEqual":"6.12.*","status":"unaffected","version":"6.12.80","versionType":"semver"},{"lessThanOrEqual":"6.18.*","status":"unaffected","version":"6.18.21","versionType":"semver"},{"lessThanOrEqual":"6.19.*","status":"unaffected","version":"6.19.11","versionType":"semver"},{"lessThanOrEqual":"*","status":"unaffected","version":"7.0","versionType":"original_commit_for_fix"}]}],"cveId":"CVE-2026-31527","cwes":[],"description":"In the Linux kernel, the following vulnerability has been resolved:\n\ndriver core: platform: use generic driver_override infrastructure\n\nWhen a driver is probed through __driver_attach(), the bus' match()\ncallback is called without the device lock held, thus accessing the\ndriver_override field without a lock, which can cause a UAF.\n\nFix this by using the driver-core driver_override infrastructure taking\ncare of proper locking internally.\n\nNote that calling match() from __driver_attach() without the device lock\nheld is intentional. [1]","epss":{"date":"2026-11-05","percentile":0.02529,"score":0.00129},"exploits":[],"kev":null,"metrics":[],"modifiedAt":1793915106341,"publishedAt":1776866080485,"references":[{"source":"CNA: Linux","tags":[],"url":"https://git.kernel.org/stable/c/492349e5e4a369a8b62781100a3ade470bf1ce6b"},{"source":"CNA: Linux","tags":[],"url":"https://git.kernel.org/stable/c/9a6086d2a828dd2ff74cf9abcae456670febd71f"},{"source":"CNA: Linux","tags":[],"url":"https://git.kernel.org/stable/c/7c02a9bd7d14a89065fcf672b86d8e1d1a41d3b1"},{"source":"CNA: Linux","tags":[],"url":"https://git.kernel.org/stable/c/edee7ee5a14c3b33f6d54641f5af5c5e9180992d"},{"source":"CNA: Linux","tags":[],"url":"https://git.kernel.org/stable/c/2b38efc05bf7a8568ec74bfffea0f5cfa62bc01d"}],"remediation":[],"revision":"dd963607b87cd0551ffba6e601edce6ee5182fca6960139b080f9e29a38849fe","sources":[{"modifiedAt":1793915106341,"name":"CNA: Linux","retrievedAt":1793917086031,"url":"https://www.cve.org/CVERecord?id=CVE-2026-31527"},{"modifiedAt":null,"name":"FIRST EPSS","retrievedAt":1793917102839,"url":"https://api.first.org/data/v1/epss?cve=CVE-2026-31527"}],"ssvc":{"assessedAt":1793914660862,"automatable":"no","exploitation":"none","source":"ADP: CISA-ADP","technicalImpact":"partial"},"status":"published","title":"driver core: platform: use generic driver_override infrastructure","updatedAt":1793917102839}