Cutlery/calibre
1
0
Fork 0
mirror of https://github.com/kovidgoyal/calibre.git synced 2025-07-07 10:14:46 -04:00
Code Issues Packages Projects Releases Wiki Activity

calibre-mount-helper: Refuse to mount anythin under /usr, /bin or /sbin

Browse Source
This commit is contained in:
Kovid Goyal 2011-11-02 18:12:34 +05:30
parent 4393d91aef
commit 8b21b4a4ad
1 changed files with 6 additions and 0 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

6
src/calibre/devices/linux_mount_helper.c
View File

@ -44,6 +44,12 @@ int do_mount(const char *dev, const char *mp) {
fprintf(stderr, "Specified device node does not exist\n");
return EXIT_FAILURE;
}
if (strncmp("/usr", mp, 4) == 0 || strncmp("/bin", mp, 4) == 0 || strncmp("/sbin", mp, 5) == 0) {
fprintf(stderr, "Trying to mount to a mount point under /usr, /bin, /sbin is not allowed\n");
return EXIT_FAILURE;
}
if (!exists(mp)) {
if (mkdir(mp, S_IRUSR|S_IWUSR|S_IXUSR|S_IRGRP|S_IXGRP|S_IROTH|S_IXOTH) != 0) {
errsv = errno;