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184fa506e3
In the case of the directory size is greater than or equal to the cluster size, if start_clu becomes an EOF cluster(an invalid cluster) due to file system corruption, then the directory entry where ei->hint_femp.eidx hint is outside the directory, resulting in an out-of-bounds access, which may cause further file system corruption. This commit adds a check for start_clu, if it is an invalid cluster, the file or directory will be treated as empty. Cc: stable@vger.kernel.org Signed-off-by: Yuezhang Mo <Yuezhang.Mo@sony.com> Co-developed-by: Namjae Jeon <linkinjeon@kernel.org> Signed-off-by: Namjae Jeon <linkinjeon@kernel.org> |
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| .. | ||
| balloc.c | ||
| cache.c | ||
| dir.c | ||
| exfat_fs.h | ||
| exfat_raw.h | ||
| fatent.c | ||
| file.c | ||
| inode.c | ||
| Kconfig | ||
| Makefile | ||
| misc.c | ||
| namei.c | ||
| nls.c | ||
| super.c | ||