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XUtils: check for multiplication overflow in allocation size

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This commit is contained in:
Christian Göttsche
2020-12-23 21:52:40 +01:00
committed by cgzones
parent a150a81669
commit 8c8149d146
3 changed files with 28 additions and 2 deletions
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4
linux/LinuxProcessList.c
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@ -102,7 +102,7 @@ static void LinuxProcessList_initTtyDrivers(LinuxProcessList* this) {
int numDrivers = 0;
int allocd = 10;
ttyDrivers = xMalloc(sizeof(TtyDriver) * allocd);
ttyDrivers = xMallocArray(allocd, sizeof(TtyDriver));
char* at = buf;
while (*at != '\0') {
at = strchr(at, ' '); // skip first token
@ -136,7 +136,7 @@ static void LinuxProcessList_initTtyDrivers(LinuxProcessList* this) {
numDrivers++;
if (numDrivers == allocd) {
allocd += 10;
ttyDrivers = xRealloc(ttyDrivers, sizeof(TtyDriver) * allocd);
ttyDrivers = xReallocArray(ttyDrivers, allocd, sizeof(TtyDriver));
}
}
numDrivers++;