Messages in this thread Patch in this message | | | From | Heinrich Schuchardt <> | Subject | [PATCH 1/1] apparmor: do not expose kernel stack | Date | Fri, 10 Jun 2016 23:34:26 +0200 |
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Do not copy uninitalized fields th.td_hilen, th.td_data.
Signed-off-by: Heinrich Schuchardt <xypron.glpk@gmx.de> --- security/apparmor/match.c | 4 +++- 1 file changed, 3 insertions(+), 1 deletion(-)
diff --git a/security/apparmor/match.c b/security/apparmor/match.c index 727eb42..1d6dbd8 100644 --- a/security/apparmor/match.c +++ b/security/apparmor/match.c @@ -61,7 +61,9 @@ static struct table_header *unpack_table(char *blob, size_t bsize) table = kvzalloc(tsize); if (table) { - *table = th; + table->td_id = th.td_id; + table->td_flags = th.td_flags; + table->td_lolen = th.td_lolen; if (th.td_flags == YYTD_DATA8) UNPACK_ARRAY(table->td_data, blob, th.td_lolen, u8, byte_to_byte); -- 2.1.4
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