Messages in this thread Patch in this message | | | From | Greg Kroah-Hartman <> | Subject | [PATCH 4.8 46/57] ext4: fix memory leak when symlink decryption fails | Date | Fri, 21 Oct 2016 11:18:09 +0200 |
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4.8-stable review patch. If anyone has any objections, please let me know.
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From: Eric Biggers <ebiggers@google.com>
commit dcce7a46c6f28f41447272fb44348ead8f584573 upstream.
This bug was introduced in v4.8-rc1.
Signed-off-by: Eric Biggers <ebiggers@google.com> Signed-off-by: Theodore Ts'o <tytso@mit.edu> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
--- fs/ext4/symlink.c | 3 +-- 1 file changed, 1 insertion(+), 2 deletions(-)
--- a/fs/ext4/symlink.c +++ b/fs/ext4/symlink.c @@ -65,13 +65,12 @@ static const char *ext4_encrypted_get_li res = fscrypt_fname_alloc_buffer(inode, cstr.len, &pstr); if (res) goto errout; + paddr = pstr.name; res = fscrypt_fname_disk_to_usr(inode, 0, 0, &cstr, &pstr); if (res < 0) goto errout; - paddr = pstr.name; - /* Null-terminate the name */ if (res <= pstr.len) paddr[res] = '\0';
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