CVE-2021-47448

mptcp: fix possible stall on recvmsg()

References

Notes

 carnil> Introduced in 7a6a6cbc3e59 ("mptcp: recvmsg() can drain data from multiple
 carnil> subflow"). Vulnerable versions: 5.6-rc1.

Bugs

Status

Branch Status
upstream released (5.15-rc6) [612f71d7328c14369924384ad2170aae2a6abd92]
6.18-upstream-stable N/A "Fixed before branching point"
6.17-upstream-stable N/A "Fixed before branching point"
6.12-upstream-stable N/A "Fixed before branching point"
6.8-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 needed
4.19-upstream-stable N/A "Vulnerable code not present"
sid released (5.14.16-1)
6.12-trixie-security N/A "Fixed before branching point"
6.1-bookworm-security N/A "Fixed before branching point"
5.10-bullseye-security needed
4.19-buster-security N/A "Vulnerable code not present"