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Merge branch 'PHP-8.2'

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* PHP-8.2:
  shmget() with IPC_CREAT must not create 0 size SHM
This commit is contained in:
Christoph M. Becker
2022-12-13 19:43:47 +01:00
parent b593b53910 4631e9de2b
commit f8ff105420
1 changed files with 1 additions and 1 deletions
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TSRM/tsrm_win32.c
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@@ -645,7 +645,7 @@ TSRM_API int shmget(key_t key, size_t size, int flags)
if (!shm_handle) {
if (flags & IPC_CREAT) {
if (size > SIZE_MAX - sizeof(shm->descriptor)) {
if (size == 0 || size > SIZE_MAX - sizeof(shm->descriptor)) {
return -1;
}
size += sizeof(shm->descriptor);