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| author | Joern Engel <joern@logfs.org> | 2013-07-03 19:35:11 +0400 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2013-08-04 12:25:41 +0400 |
| commit | c447fb2bd2b310e34c74580a494e001312a58a68 (patch) | |
| tree | 0d3cde85adea2670fc7ae7895901a0a51c931a82 | |
| parent | 6da6fd28a496262bf5fd2d8211d3b906a1239f13 (diff) | |
| download | linux-c447fb2bd2b310e34c74580a494e001312a58a68.tar.xz | |
iscsi-target: Fix tfc_tpg_nacl_auth_cit configfs length overflow
commit 0fbfc46fb0b2f543a8b539e94c6c293ebc0b05a6 upstream.
This patch fixes a potential buffer overflow while processing
iscsi_node_auth input for configfs attributes within NodeACL
tfc_tpg_nacl_auth_cit context.
Signed-off-by: Joern Engel <joern@logfs.org>
Signed-off-by: Nicholas Bellinger <nab@linux-iscsi.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
| -rw-r--r-- | drivers/target/iscsi/iscsi_target_configfs.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/target/iscsi/iscsi_target_configfs.c b/drivers/target/iscsi/iscsi_target_configfs.c index 00c58cc82c85..facb3ad3d26d 100644 --- a/drivers/target/iscsi/iscsi_target_configfs.c +++ b/drivers/target/iscsi/iscsi_target_configfs.c @@ -415,7 +415,7 @@ static ssize_t __iscsi_##prefix##_store_##name( \ if (!capable(CAP_SYS_ADMIN)) \ return -EPERM; \ \ - snprintf(auth->name, PAGE_SIZE, "%s", page); \ + snprintf(auth->name, sizeof(auth->name), "%s", page); \ if (!strncmp("NULL", auth->name, 4)) \ auth->naf_flags &= ~flags; \ else \ |