diff options
Diffstat (limited to 'security/apparmor/match.c')
| -rw-r--r-- | security/apparmor/match.c | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/security/apparmor/match.c b/security/apparmor/match.c index 727eb4200d5c..f9f57c626f54 100644 --- a/security/apparmor/match.c +++ b/security/apparmor/match.c @@ -47,6 +47,8 @@ static struct table_header *unpack_table(char *blob, size_t bsize) * it every time we use td_id as an index */ th.td_id = be16_to_cpu(*(u16 *) (blob)) - 1; + if (th.td_id > YYTD_ID_MAX) + goto out; th.td_flags = be16_to_cpu(*(u16 *) (blob + 2)); th.td_lolen = be32_to_cpu(*(u32 *) (blob + 8)); blob += sizeof(struct table_header); |