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Update the default seccomp to block socket calls to AF_VSOCK

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Signed-off-by: Zhuchen Wang <zcwang@google.com>
This commit is contained in:
Zhuchen Wang 2022-10-11 15:02:22 -07:00
parent 32aa33a9f4
commit 17a9324035
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1 changed files with 11 additions and 1 deletions
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12
contrib/seccomp/seccomp_default.go
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@ -357,7 +357,6 @@ func DefaultProfile(sp *specs.Spec) *specs.LinuxSeccomp {
"signalfd4",
"sigprocmask",
"sigreturn",
"socket",
"socketcall",
"socketpair",
"splice",
@ -411,6 +410,17 @@ func DefaultProfile(sp *specs.Spec) *specs.LinuxSeccomp {
Action: specs.ActAllow,
Args: []specs.LinuxSeccompArg{},
},
{
Names: []string{"socket"},
Action: specs.ActAllow,
Args: []specs.LinuxSeccompArg{
{
Index: 0,
Value: unix.AF_VSOCK,
Op: specs.OpNotEqual,
},
},
},
{
Names: []string{"personality"},
Action: specs.ActAllow,