!1238 shm pid 入参漏洞修复

Merge pull request !1238 from hw_llm/master
Description: shm pid入参漏洞修复
2024-10-12 12:07:26 +00:00 · 2024-10-12 18:29:50 +08:00
1 changed files with 3 additions and 0 deletions
@@ -689,6 +689,9 @@ INT32 ShmCtl(INT32 shmid, INT32 cmd, struct shmid_ds *buf)
                                    (shm_perm.mode & ACCESSPERMS);
            seg->ds.shm_ctime = time(NULL);
 #ifdef LOSCFG_SHELL
+            if (OsProcessIDUserCheckInvalid(shm_perm.uid)) {
+                break;
+            }
            (VOID)memcpy_s(seg->ownerName, OS_PCB_NAME_LEN, OS_PCB_FROM_PID(shm_perm.uid)->processName,
                           OS_PCB_NAME_LEN);
 #endif
Author	SHA1	Message	Date
openharmony_ci	20c42a9de5	!1238 shm pid 入参漏洞修复 Merge pull request !1238 from hw_llm/master	2024-10-12 12:07:26 +00:00
hw_llm	14c79fc921	Description: shm pid入参漏洞修复 IssueNo: https://gitee.com/openharmony/kernel_liteos_a/issues/IAWM6R Feature Or Bugfix: Bugfix Binary Source: No Signed-off-by: hw_llm <liu.limin@huawei.com>	2024-10-12 18:29:50 +08:00