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manager: Fix groups overflow, close #598

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weishu
2023-06-06 12:39:29 +08:00
parent 9803371fdb
commit e9011041c5
2 changed files with 12 additions and 6 deletions
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14
manager/app/src/main/cpp/jni.cc
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@@ -157,7 +157,7 @@ Java_me_weishu_kernelsu_Natives_getAppProfile(JNIEnv *env, jobject, jstring pkg,
env->SetBooleanField(obj, nonRootUseDefaultField, true);
jobject capList = env->GetObjectField(obj, capabilitiesField);
int DEFAULT_CAPS[] = {CAP_DAC_READ_SEARCH };
int DEFAULT_CAPS[] = {CAP_DAC_READ_SEARCH};
for (auto i: DEFAULT_CAPS) {
addIntToList(env, capList, i);
@@ -179,8 +179,12 @@ Java_me_weishu_kernelsu_Natives_getAppProfile(JNIEnv *env, jobject, jstring pkg,
env->SetIntField(obj, gidField, profile.rp_config.profile.gid);
jobject groupList = env->GetObjectField(obj, groupsField);
fillIntArray(env, groupList, profile.rp_config.profile.groups,
profile.rp_config.profile.groups_count);
int groupCount = profile.rp_config.profile.groups_count;
if (groupCount > KSU_MAX_GROUPS) {
LOGD("kernel group count too large: %d???", groupCount);
groupCount = KSU_MAX_GROUPS;
}
fillIntArray(env, groupList, profile.rp_config.profile.groups, groupCount);
jobject capList = env->GetObjectField(obj, capabilitiesField);
for (int i = 0; i <= CAP_LAST_CAP; i++) {
@@ -267,6 +271,10 @@ Java_me_weishu_kernelsu_Natives_setAppProfile(JNIEnv *env, jobject clazz, jobjec
p.rp_config.profile.gid = gid;
int groups_count = getListSize(env, groups);
if (groups_count > KSU_MAX_GROUPS) {
LOGD("groups count too large: %d", groups_count);
return false;
}
p.rp_config.profile.groups_count = groups_count;
fillArrayWithList(env, groups, p.rp_config.profile.groups, groups_count);