1 files changed, 42 insertions, 0 deletions
diff --git a/test/interactive-helper/createdeb-cve-2020-27350.cc b/test/interactive-helper/createdeb-cve-2020-27350.cc
index 8b9619469..a290c0ac2 100644
--- a/test/interactive-helper/createdeb-cve-2020-27350.cc
+++ b/test/interactive-helper/createdeb-cve-2020-27350.cc
@@ -203,6 +203,12 @@ static void createdeb_bigtarfilelength(const int fd, int flag, unsigned long lon
    memcpy(t.t.Name, "control\0        ", 16);
    memcpy(t.t.UserName, "userName", 8);
    memcpy(t.t.GroupName, "thisIsAGroupNamethisIsAGroupName", 32);
+   memcpy(t.t.UserID, "0", 2);
+   memcpy(t.t.GroupID, "0", 2);
+   memcpy(t.t.MTime, "0", 2);
+   memcpy(t.t.MagicNumber, "0", 2);
+   memcpy(t.t.Major, "0", 2);
+   memcpy(t.t.Minor, "0", 2);
    t.t.LinkFlag = flag;
    base256_encode(t.t.Size, size, sizeof(t.t.Size));
    memset(t.t.Checksum, ' ', sizeof(t.t.Checksum));
@@ -218,6 +224,38 @@ static void createdeb_bigtarfilelength(const int fd, int flag, unsigned long lon
    write_chk(fd, t.buf, sizeof(t.buf));
 }
 
+static void createtar(const int fd)
+{
+   union
+   {
+      struct TarHeader t;
+      char buf[512];
+   } t;
+   for (int i = 0; i < sizeof(t.buf); i++)
+      t.buf[i] = '7';
+   memcpy(t.t.Name, "unterminatedName", 16);
+   memcpy(t.t.UserName, "userName", 8);
+   memcpy(t.t.GroupName, "thisIsAGroupNamethisIsAGroupName", 32);
+   memcpy(t.t.UserID, "0", 2);
+   memcpy(t.t.GroupID, "0", 2);
+   memcpy(t.t.MTime, "0", 2);
+   memcpy(t.t.MagicNumber, "0", 2);
+   memcpy(t.t.Major, "0", 2);
+   memcpy(t.t.Minor, "0", 2);
+   t.t.LinkFlag = 'X'; // I AM BROKEN
+   memcpy(t.t.Size, "000000000000", sizeof(t.t.Size));
+   memset(t.t.Checksum, ' ', sizeof(t.t.Checksum));
+
+   unsigned long sum = 0;
+   for (int i = 0; i < sizeof(t.buf); i++)
+      sum += t.buf[i];
+
+   int written = sprintf(t.t.Checksum, "%lo", sum);
+   for (int i = written; i < sizeof(t.t.Checksum); i++)
+      t.t.Checksum[i] = ' ';
+   write_chk(fd, t.buf, sizeof(t.buf));
+}
+
 static void createdeb_test(const int fd)
 {
    // Magic number
@@ -311,6 +349,10 @@ int main(int argc, char *argv[])
    {
       createdeb_bigtarfilelength(fd, '0', 128llu * 1024 * 1024 * 1024 + 1);
    }
+   else if (strcmp(mode, "github-111") == 0)
+   {
+      createtar(fd);
+   }
    else if (strcmp(mode, "test") == 0)
    {
       createdeb_test(fd);