In the Linux kernel through 4.14.13, drivers/block/loop.c mishandles lorelease serialization, which allows attackers to cause a denial of service (lockacquire use-after-free) or possibly have unspecified other impact.
[
{
"signature_version": "v1",
"signature_type": "Line",
"id": "CVE-2018-5344-41b13efd",
"digest": {
"line_hashes": [
"4346589644664568747616184857476128319",
"327980981685529311833508517043503572547",
"45886654132092439067804965846964225501",
"30993306924673366233936617460790276154",
"248217879376326008219341884634436807527",
"50162084876678839002959091890595469622",
"218153387384439087489323242244600768467",
"148232052166690548876467468029448750426",
"317938218208451712763808970622794703770"
],
"threshold": 0.9
},
"source": "https://github.com/torvalds/linux/commit/ae6650163c66a7eff1acd6eb8b0f752dcfa8eba5",
"target": {
"file": "drivers/block/loop.c"
},
"deprecated": false
},
{
"signature_version": "v1",
"signature_type": "Function",
"id": "CVE-2018-5344-99deab00",
"digest": {
"length": 430.0,
"function_hash": "14201826060451400247308364387733663533"
},
"source": "https://github.com/torvalds/linux/commit/ae6650163c66a7eff1acd6eb8b0f752dcfa8eba5",
"target": {
"file": "drivers/block/loop.c",
"function": "lo_release"
},
"deprecated": false
}
]
"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2018-5344.json"