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!1075 【挑单】time相关系统调用内核栈信息泄露排查 

Merge pull request !1075 from zhushengle/OpenHarmony_1.0.1_release
This commit is contained in:
openharmony_ci 2022-11-23 08:14:13 +00:00 committed by Gitee
parent 5b44332cff 19769f795b
commit 1eb753cd25
No known key found for this signature in database
GPG Key ID: 173E9B9CA92EEF8F
1 changed files with 12 additions and 11 deletions
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23
syscall/time_syscall.c
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@ -108,7 +108,7 @@ int SysSetiTimer(int which, const struct itimerval *value, struct itimerval *ova
{
int ret;
struct itimerval svalue;
struct itimerval sovalue;
struct itimerval sovalue = { 0 };
if (value == NULL) {
errno = EINVAL;
@ -136,7 +136,7 @@ int SysSetiTimer(int which, const struct itimerval *value, struct itimerval *ova
int SysGetiTimer(int which, struct itimerval *value)
{
int ret;
struct itimerval svalue;
struct itimerval svalue = { 0 };
if (value == NULL) {
errno = EINVAL;
@ -188,7 +188,7 @@ int SysTimerCreate(clockid_t clockID, struct sigevent *evp, timer_t *timerID)
int SysTimerGettime(timer_t timerID, struct itimerspec *value)
{
int ret;
struct itimerspec svalue;
struct itimerspec svalue = { 0 };
if (value == NULL) {
errno = EINVAL;
@ -212,7 +212,7 @@ int SysTimerSettime(timer_t timerID, int flags, const struct itimerspec *value,
{
int ret;
struct itimerspec svalue;
struct itimerspec soldValue;
struct itimerspec soldValue = { 0 };
if (value == NULL) {
errno = EINVAL;
@ -284,7 +284,7 @@ int SysClockSettime(clockid_t clockID, const struct timespec *tp)
int SysClockGettime(clockid_t clockID, struct timespec *tp)
{
int ret;
struct timespec stp;
struct timespec stp = { 0 };
if (tp == NULL) {
errno = EINVAL;
@ -307,7 +307,7 @@ int SysClockGettime(clockid_t clockID, struct timespec *tp)
int SysClockGetres(clockid_t clockID, struct timespec *tp)
{
int ret;
struct timespec stp;
struct timespec stp = { 0 };
if (tp == NULL) {
errno = EINVAL;
@ -355,7 +355,7 @@ int SysNanoSleep(const struct timespec *rqtp, struct timespec *rmtp)
{
int ret;
struct timespec srqtp;
struct timespec srmtp;
struct timespec srmtp = { 0 };
if (!rqtp || LOS_ArchCopyFromUser(&srqtp, rqtp, sizeof(struct timespec))) {
errno = EFAULT;
@ -383,7 +383,7 @@ int SysNanoSleep(const struct timespec *rqtp, struct timespec *rmtp)
clock_t SysTimes(struct tms *buf)
{
clock_t ret;
struct tms sbuf;
struct tms sbuf = { 0 };
if (buf == NULL) {
errno = EFAULT;
@ -435,7 +435,7 @@ int SysClockGettime64(clockid_t clockID, struct timespec64 *tp)
{
int ret;
struct timespec t;
struct timespec64 stp;
struct timespec64 stp = { 0 };
if (tp == NULL) {
errno = EINVAL;
@ -462,7 +462,7 @@ int SysClockGetres64(clockid_t clockID, struct timespec64 *tp)
{
int ret;
struct timespec t;
struct timespec64 stp;
struct timespec64 stp = { 0 };
if (tp == NULL) {
errno = EINVAL;
@ -524,7 +524,7 @@ int SysTimerGettime64(timer_t timerID, struct itimerspec64 *value)
{
int ret;
struct itimerspec val;
struct itimerspec64 svalue;
struct itimerspec64 svalue = { 0 };
if (value == NULL) {
errno = EINVAL;
@ -583,6 +583,7 @@ int SysTimerSettime64(timer_t timerID, int flags, const struct itimerspec64 *val
}
if (oldValue != NULL) {
(void)memset_s(&soldValue, sizeof(struct itimerspec64), 0, sizeof(struct itimerspec64));
soldValue.it_interval.tv_sec = oldVal.it_interval.tv_sec;
soldValue.it_interval.tv_nsec = oldVal.it_interval.tv_nsec;
soldValue.it_value.tv_sec = oldVal.it_value.tv_sec;