An issue was discovered in fs/fuse/fuse_i.h in the Linux kernel before 5.11.8. A "stall on CPU" can occur because a retry loop continually finds the same bad inode, aka CID-775c5033a0d1.
"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2021-28950.json"
[
{
"source": "https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git@775c5033a0d164622d9d10dd0f0a5531639ed3ed",
"deprecated": false,
"digest": {
"line_hashes": [
"73869579801110899566612782244421805236",
"225866895530052249683963190435985210547",
"320655864412214961434172154341508674773",
"322232193275455718702981560010526935344"
],
"threshold": 0.9
},
"signature_type": "Line",
"id": "CVE-2021-28950-8d7d0212",
"signature_version": "v1",
"target": {
"file": "fs/fuse/fuse_i.h"
}
},
{
"source": "https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git@775c5033a0d164622d9d10dd0f0a5531639ed3ed",
"deprecated": false,
"digest": {
"function_hash": "8244674611893469764194042460730565039",
"length": 108.0
},
"signature_type": "Function",
"id": "CVE-2021-28950-fa41ef13",
"signature_version": "v1",
"target": {
"function": "fuse_make_bad",
"file": "fs/fuse/fuse_i.h"
}
}
]