Description: mld: fix panic in mld_newpack()
References:
Notes:
 carnil> Introduced in 72e09ad107e7 ("ipv6: avoid high order allocations"). Vulnerable
 carnil> versions: 2.6.35-rc3.
Bugs:
upstream: released (5.13-rc4) [020ef930b826d21c5446fdc9db80fd72a791bc21]
6.7-upstream-stable: N/A "Fixed before branching point"
6.6-upstream-stable: N/A "Fixed before branching point"
6.1-upstream-stable: N/A "Fixed before branching point"
5.10-upstream-stable: released (5.10.42) [beb39adb150f8f3b516ddf7c39835a9788704d23]
4.19-upstream-stable: released (4.19.193) [4b77ad9097067b31237eeeee0bf70f80849680a0]
sid: released (5.14.6-1)
6.1-bookworm-security: N/A "Fixed before branching point"
5.10-bullseye-security: released (5.10.46-1)
4.19-buster-security: released (4.19.194-1)