Add wait4 to the seccomp2 sandbox allowable syscall list

fixes bug 15088. patch from sanic.

diff --git a/changes/bug15088 b/changes/bug15088
new file mode 100644 (file)
index 0000000..95878bd
--- /dev/null
+++ b/changes/bug15088
@@ -0,0 +1,4 @@
+  o Minor bugfixes (Linux seccomp2 sandbox):
+    - Upon receiving sighup, do not crash during attempts to call
+      wait4. Fixes bug 15088; bugfix on 0.2.5.1-alpha. Patch from
+      "sanic".

diff --git a/src/common/sandbox.c b/src/common/sandbox.c
index dbbaa59d7ce08c6e0821321bc2154baca3a46d5c..e43b64b91344809749e880af5af318d4888b6616 100644 (file)
--- a/src/common/sandbox.c
+++ b/src/common/sandbox.c
@@ -164,6 +164,7 @@ static int filter_nopar_gen[] = {
 #endif
     SCMP_SYS(stat),
     SCMP_SYS(uname),
+    SCMP_SYS(wait4),
     SCMP_SYS(write),
     SCMP_SYS(writev),
     SCMP_SYS(exit_group),