CVE-2026-31700

net/packet: fix TOCTOU race on mmap'd vnet_hdr in tpacket_snd()

References

Notes


      

Bugs

Status

Branch Status
upstream released (7.1-rc1) [2c054e17d9d41f1020376806c7f750834ced4dc5]
7.0-upstream-stable released (7.0.2) [48a6ef291a17639e1b6ae0fbe9c8b2bb87d7804b]
6.19-upstream-stable needed
6.18-upstream-stable released (6.18.25) [28324a3b62d9ce7f9bdd65a8ce63f382041d1b27]
6.12-upstream-stable released (6.12.84) [3a1bf9116ea31470b89692585c3910dfe830dcdd]
6.6-upstream-stable released (6.6.136) [74e2db36fe50e3ad9d5300d7fd0e6e2a15a6d121]
6.1-upstream-stable needed
5.10-upstream-stable needed
sid released (7.0.3-1)
6.12-trixie-security released (6.12.85-1)
6.1-bookworm-security needed
5.10-bullseye-security needed