On 13/10/2020 19:18, Kleber Sacilotto de Souza wrote: > From: Thadeu Lima de Souza Cascardo <casca...@canonical.com> > > When dccps_hc_tx_ccid is freed, ccid timers may still trigger. The reason > del_timer_sync can't be used is because this relies on keeping a reference > to struct sock. But as we keep a pointer to dccps_hc_tx_ccid and free that > during disconnect, the timer should really belong to struct dccp_sock. > > This addresses CVE-2020-16119. > > Fixes: 839a6094140a (net: dccp: Convert timers to use timer_setup()) > Signed-off-by: Thadeu Lima de Souza Cascardo <casca...@canonical.com> > Signed-off-by: Kleber Sacilotto de Souza <kleber.so...@canonical.com>
Acked-bd: Richard Sailer <richard_siegfr...@systemli.org> Implementation and concept looks fine to me
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