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Description: fix CVE-817641412102197248 

IssueNo: https://gitee.com/openharmony/kernel_liteos_a/issues/IACJLK
Feature Or Bugfix: Bugfix
Binary Source: No
Signed-off-by: hw_llm <liu.limin@huawei.com>
This commit is contained in:
hw_llm 2024-07-12 15:03:23 +08:00
parent 78db02de2c
commit da45d3f539
1 changed files with 2 additions and 2 deletions
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4
syscall/net_syscall.c
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@ -401,7 +401,7 @@ ssize_t SysSendMsg(int s, const struct msghdr *message, int flags)
CHECK_ASPACE(message, sizeof(struct msghdr));
CPY_FROM_CONST_USER(struct msghdr, message);
if (message && message->msg_iovlen > IOV_MAX) {
if (message && (size_t)message->msg_iovlen > IOV_MAX) {
set_errno(EMSGSIZE);
return -get_errno();
}
@ -449,7 +449,7 @@ ssize_t SysRecvMsg(int s, struct msghdr *message, int flags)
CHECK_ASPACE(message, sizeof(struct msghdr));
CPY_FROM_NONCONST_USER(message);
if (message && message->msg_iovlen > IOV_MAX) {
if (message && (size_t)message->msg_iovlen > IOV_MAX) {
set_errno(EMSGSIZE);
return -get_errno();
}