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(parent: 9f701f6) | patch
f2fs: fix to avoid memory leakage in f2fs_listxattr
authorRandall Huang <huangrandall@google.com>
Fri, 18 Oct 2019 06:56:22 +0000 (14:56 +0800)
committerJaegeuk Kim <jaegeuk@kernel.org>
Tue, 22 Oct 2019 17:32:42 +0000 (10:32 -0700)
commit688078e7f36c293dae25b338ddc9e0a2790f6e06
treebfdb73e559a913582cbd3eb33656710c403645cftree | snapshot
parent9f701f6c772b15461843b92f9b41a0705e190a86commit | diff
f2fs: fix to avoid memory leakage in f2fs_listxattr

In f2fs_listxattr, there is no boundary check before
memcpy e_name to buffer.
If the e_name_len is corrupted,
unexpected memory contents may be returned to the buffer.

Signed-off-by: Randall Huang <huangrandall@google.com>
Reviewed-by: Chao Yu <yuchao0@huawei.com>
Signed-off-by: Jaegeuk Kim <jaegeuk@kernel.org>
fs/f2fs/xattr.c diff | blob | history
ep93xx device tree rework repo: git://git.maquefel.me/linux.git