From 59eeadec918a955b40427a1b012992161050c939 Mon Sep 17 00:00:00 2001
From: Daniel Lange <DLange@git.local>
Date: Thu, 3 Sep 2020 12:34:39 +0200
Subject: New upstream version 3.0.1

---
 linux/LinuxProcessList.c | 19 ++++++++++---------
 1 file changed, 10 insertions(+), 9 deletions(-)

(limited to 'linux/LinuxProcessList.c')

diff --git a/linux/LinuxProcessList.c b/linux/LinuxProcessList.c
index 6d3d034..732a86b 100644
--- a/linux/LinuxProcessList.c
+++ b/linux/LinuxProcessList.c
@@ -275,7 +275,8 @@ ProcessList* ProcessList_new(UsersTable* usersTable, Hashtable* pidWhiteList, ui
       } else if (String_startsWith(buffer, "cpu")) {
          cpus++;
       } else if (String_startsWith(buffer, "btime ")) {
-         sscanf(buffer, "btime %lld\n", &btime);
+         if (sscanf(buffer, "btime %lld\n", &btime) != 1)
+            CRT_fatalError("Failed to parse btime from " PROCSTATFILE);
          break;
       }
    } while(true);
@@ -577,7 +578,7 @@ static void LinuxProcessList_readOpenVZData(LinuxProcess* process, const char* d
    FILE* file = fopen(filename, "r");
    if (!file)
       return;
-   (void) fscanf(file,
+   (void)! fscanf(file,
       "%*32u %*32s %*1c %*32u %*32u %*32u %*32u %*32u %*32u %*32u "
       "%*32u %*32u %*32u %*32u %*32u %*32u %*32u %*32u "
       "%*32u %*32u %*32u %*32u %*32u %*32u %*32u %*32u "
@@ -670,7 +671,7 @@ static void LinuxProcessList_readOomData(LinuxProcess* process, const char* dirn
    char buffer[PROC_LINE_LENGTH + 1];
    if (fgets(buffer, PROC_LINE_LENGTH, file)) {
       unsigned int oom;
-      int ok = sscanf(buffer, "%32u", &oom);
+      int ok = sscanf(buffer, "%u", &oom);
       if (ok >= 1) {
          process->oom = oom;
       }
@@ -1062,9 +1063,9 @@ static inline void LinuxProcessList_scanMemoryInfo(ProcessList* this) {
 }
 
 static inline void LinuxProcessList_scanZfsArcstats(LinuxProcessList* lpl) {
-   unsigned long long int dbufSize;
-   unsigned long long int dnodeSize;
-   unsigned long long int bonusSize;
+   unsigned long long int dbufSize = 0;
+   unsigned long long int dnodeSize = 0;
+   unsigned long long int bonusSize = 0;
 
    FILE* file = fopen(PROCARCSTATSFILE, "r");
    if (file == NULL) {
@@ -1142,10 +1143,10 @@ static inline double LinuxProcessList_scanCPUTime(LinuxProcessList* this) {
       char* ok = fgets(buffer, PROC_LINE_LENGTH, file);
       if (!ok) buffer[0] = '\0';
       if (i == 0)
-         sscanf(buffer,   "cpu  %16llu %16llu %16llu %16llu %16llu %16llu %16llu %16llu %16llu %16llu",         &usertime, &nicetime, &systemtime, &idletime, &ioWait, &irq, &softIrq, &steal, &guest, &guestnice);
+         (void) sscanf(buffer,   "cpu  %16llu %16llu %16llu %16llu %16llu %16llu %16llu %16llu %16llu %16llu",         &usertime, &nicetime, &systemtime, &idletime, &ioWait, &irq, &softIrq, &steal, &guest, &guestnice);
       else {
          int cpuid;
-         sscanf(buffer, "cpu%4d %16llu %16llu %16llu %16llu %16llu %16llu %16llu %16llu %16llu %16llu", &cpuid, &usertime, &nicetime, &systemtime, &idletime, &ioWait, &irq, &softIrq, &steal, &guest, &guestnice);
+         (void) sscanf(buffer, "cpu%4d %16llu %16llu %16llu %16llu %16llu %16llu %16llu %16llu %16llu %16llu", &cpuid, &usertime, &nicetime, &systemtime, &idletime, &ioWait, &irq, &softIrq, &steal, &guest, &guestnice);
          assert(cpuid == i - 1);
       }
       // Guest time is already accounted in usertime
@@ -1235,7 +1236,7 @@ static inline double LinuxProcessList_scanCPUFrequency(LinuxProcessList* this) {
             (sscanf(buffer, "cpu MHz : %lf", &frequency) == 1) ||
             (sscanf(buffer, "cpu MHz: %lf", &frequency) == 1)
          ) {
-            if (cpuid < 0) {
+            if (cpuid < 0 || cpuid > (cpus - 1)) {
                CRT_fatalError(PROCCPUINFOFILE " is malformed: cpu MHz line without corresponding processor line");
             }
 
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