libseccomp-golang 0.9.0 and earlier incorrectly generates BPFs that OR multiple arguments rather than ANDing them. A process running under a restrictive seccomp filter that specified multiple syscall arguments could bypass intended access restrictions by specifying a single matching argument.
{
"extracted_events": [
{
"cpe": "cpe:2.3:a:libseccomp-golang_project:libseccomp-golang:*:*:*:*:*:*:*:*",
"range": [
{
"introduced": "0"
},
{
"last_affected": "0.9.0"
}
],
"source": "CPE_RANGE"
},
{
"range": [
{
"fixed": "06e7a29f36a34b8cf419aeb87b979ee508e58f9e"
}
],
"source": "REFERENCES_COMMIT"
}
]
}