diff options
| author | Shubhrajyoti Datta <[email protected]> | 2024-04-25 17:49:41 +0530 |
|---|---|---|
| committer | Borislav Petkov (AMD) <[email protected]> | 2024-04-25 18:04:47 +0200 |
| commit | de87ba848d5e4c861b7357dd7a91698aed7a5a18 (patch) | |
| tree | 5424bf069743025200c00af331b839923a6780c2 /fs/btrfs/tree-mod-log.c | |
| parent | edbe59428eb0da09958769326a6566d4c9242ae7 (diff) | |
EDAC/versal: Check user-supplied data before injecting an error
The function inject_data_ue_store() lacks a NULL check for the user
passed values. To prevent below kernel crash include a NULL check.
Call trace:
kstrtoull
kstrtou8
inject_data_ue_store
full_proxy_write
vfs_write
ksys_write
__arm64_sys_write
invoke_syscall
el0_svc_common.constprop.0
do_el0_svc
el0_svc
el0t_64_sync_handler
el0t_64_sync
Fixes: 83bf24051a60 ("EDAC/versal: Make the bit position of injected errors configurable")
Signed-off-by: Shubhrajyoti Datta <[email protected]>
Signed-off-by: Borislav Petkov (AMD) <[email protected]>
Link: https://lore.kernel.org/r/[email protected]
Diffstat (limited to 'fs/btrfs/tree-mod-log.c')
0 files changed, 0 insertions, 0 deletions