diff options
| author | Thomas Winkler | 2023-11-10 21:48:59 +0000 |
|---|---|---|
| committer | Hauke Mehrtens | 2024-05-10 20:39:57 +0000 |
| commit | 140b48a9e93909873bee777ca5bdf49fe4f01271 (patch) | |
| tree | fac96df6ed46a3bbb435bce8a2e7dfd12943d338 | |
| parent | 72cdba7b1a5a573d6b34c8fe462788ee9c951f99 (diff) | |
| download | openwrt-140b48a9e93909873bee777ca5bdf49fe4f01271.tar.gz | |
base-files: fix uid/gid auto-enumeration to avoid 16-bit limit
uid/gid range should be limited to 16bit unsigned integer range to
avoid "wraparound" issues with permissions where jffs2
is employed for storage and chown 65536 (first auto-created user)
becomes equivalent to chown 0
Fixes: #13927
Signed-off-by: Thomas Winkler <tewinkler86@gmail.com>
| -rw-r--r-- | package/base-files/files/lib/functions.sh | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/package/base-files/files/lib/functions.sh b/package/base-files/files/lib/functions.sh index 7b3203f55a..82ee58f642 100644 --- a/package/base-files/files/lib/functions.sh +++ b/package/base-files/files/lib/functions.sh @@ -408,7 +408,7 @@ group_add_next() { return fi gids=$(cut -d: -f3 ${IPKG_INSTROOT}/etc/group) - gid=65536 + gid=32768 while echo "$gids" | grep -q "^$gid$"; do gid=$((gid + 1)) done @@ -439,7 +439,7 @@ user_add() { local rc [ -z "$uid" ] && { uids=$(cut -d: -f3 ${IPKG_INSTROOT}/etc/passwd) - uid=65536 + uid=32768 while echo "$uids" | grep -q "^$uid$"; do uid=$((uid + 1)) done |