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authorFerdinand Thiessen <opensource@fthiessen.de>2025-04-24 11:22:18 +0200
committerbackportbot[bot] <backportbot[bot]@users.noreply.github.com>2025-04-28 19:23:37 +0000
commit588b191f3d4f7533b0d6341122f7c534b02382e3 (patch)
tree71a9518122bc6e6be78b9ec248ce10737d111856
parentb27d92537e036ccbceb8e77c0d7de424ef8365ee (diff)
downloadnextcloud-server-backport/52402/stable30.tar.gz
nextcloud-server-backport/52402/stable30.zip
fix(32bit): use `PHP_INT_MAX` where neededbackport/52402/stable30
* Typo from https://github.com/nextcloud/server/pull/52392 `0xFFFF` is only 2 bytes, but we need either `0xFFFFFFFF` or maybe a bit easier to read `PHP_INT_MAX`. Signed-off-by: Ferdinand Thiessen <opensource@fthiessen.de>
-rw-r--r--lib/private/Security/Normalizer/IpAddress.php9
1 files changed, 8 insertions, 1 deletions
diff --git a/lib/private/Security/Normalizer/IpAddress.php b/lib/private/Security/Normalizer/IpAddress.php
index 7d2e221e753..3d9347ec75f 100644
--- a/lib/private/Security/Normalizer/IpAddress.php
+++ b/lib/private/Security/Normalizer/IpAddress.php
@@ -42,8 +42,15 @@ class IpAddress {
$maskSize = min(64, $config->getSystemValueInt('security.ipv6_normalized_subnet_size', 56));
$maskSize = max(32, $maskSize);
if (PHP_INT_SIZE === 4) {
+ if ($maskSize === 64) {
+ $value = -1;
+ } elseif ($maskSize === 63) {
+ $value = PHP_INT_MAX;
+ } else {
+ $value = (1 << $maskSize - 32) - 1;
+ }
// as long as we support 32bit PHP we cannot use the `P` pack formatter (and not overflow 32bit integer)
- $mask = pack('VVVV', 0xFFFF, $maskSize === 64 ? 0xFFFF : ((1 << $maskSize - 32) - 1), 0, 0);
+ $mask = pack('VVVV', -1, $value, 0, 0);
} else {
$mask = pack('VVP', (1 << 32) - 1, (1 << $maskSize - 32) - 1, 0);
}