[openssh-commits] [openssh] branch master updated (8ff3fc3 -> 9e96b41)
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Tue Mar 14 12:42:00 AEDT 2017
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djm pushed a change to branch master
in repository openssh.
from 8ff3fc3 upstream commit
new 9e96b41 Fix weakness in seccomp-bpf sandbox arg inspection
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commit 9e96b41682aed793fadbea5ccd472f862179fb02
Author: Damien Miller <djm at mindrot.org>
Date: Tue Mar 14 12:24:47 2017 +1100
Fix weakness in seccomp-bpf sandbox arg inspection
Syscall arguments are passed via an array of 64-bit values in struct
seccomp_data, but we were only inspecting the bottom 32 bits and not
even those correctly for BE systems.
Fortunately, the only case argument inspection was used was in the
socketcall filtering so using this for sandbox escape seems
impossible.
ok dtucker
Summary of changes:
sandbox-seccomp-filter.c | 24 ++++++++++++++++++++----
1 file changed, 20 insertions(+), 4 deletions(-)
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