diff options
| author | Greg Kurz <groug@kaod.org> | 2017-02-26 23:43:32 +0100 |
|---|---|---|
| committer | Greg Kurz <groug@kaod.org> | 2017-02-28 11:21:15 +0100 |
| commit | ac125d993b461d4dee4d6df4d93ac3f2eb959d1d (patch) | |
| tree | 09c9cf74e1afda864a5c387c5ff109a0a34b1527 /scripts/qapi-commands.py | |
| parent | 31e51d1c15b35dc98b88a301812914b70a2b55dc (diff) | |
| download | focaccia-qemu-ac125d993b461d4dee4d6df4d93ac3f2eb959d1d.tar.gz focaccia-qemu-ac125d993b461d4dee4d6df4d93ac3f2eb959d1d.zip | |
9pfs: local: truncate: don't follow symlinks
The local_truncate() callback is vulnerable to symlink attacks because it calls truncate() which follows symbolic links in all path elements. This patch converts local_truncate() to rely on open_nofollow() and ftruncate() instead. This partly fixes CVE-2016-9602. Signed-off-by: Greg Kurz <groug@kaod.org> Reviewed-by: Stefan Hajnoczi <stefanha@redhat.com>
Diffstat (limited to 'scripts/qapi-commands.py')
0 files changed, 0 insertions, 0 deletions