The following issues were found

plugins/obs-qsv11/libmfx/src/mfx_dispatcher.cpp
1 issues
wchar_t - Statically-sized arrays can be improperly restricted, leading to potential overflows or other issues
Security

Line: 149 Column: 17 CWE codes: 119 120
Suggestion: Perform bounds checking, use functions that limit length, or ensure that the size is larger than the maximum possible length 

                          int i;

            DISPATCHER_LOG_OPERATION({
                wchar_t modulePath[1024];
                GetModuleFileNameW((HMODULE)hModule, modulePath, sizeof(modulePath)/sizeof(modulePath[0]));
                DISPATCHER_LOG_INFO((("loaded module %S\n"), modulePath))
            });

            if (impl & MFX_IMPL_AUDIO)

Reported by FlawFinder.

plugins/obs-qsv11/libmfx/src/mfx_dxva2_device.cpp
1 issues
wchar_t - Statically-sized arrays can be improperly restricted, leading to potential overflows or other issues
Security

Line: 259 Column: 17 CWE codes: 119 120
Suggestion: Perform bounds checking, use functions that limit length, or ensure that the size is larger than the maximum possible length 

                      else
        {
            DXVA2DEVICE_TRACE_OPERATION({
                wchar_t path[1024]; 
                DWORD lastErr = GetLastError();
                GetModuleFileNameW(m_hModule, path, sizeof(path)/sizeof(path[0]));
                DXVA2DEVICE_TRACE(("FAIL: invoking GetProcAddress(Direct3DCreate9) in %S : GetLastError()==0x%x\n", path, lastErr)); });
                return false;
        }

Reported by FlawFinder.

plugins/obs-qsv11/obs-qsv11-plugin-main.c
1 issues
There is an unknown macro here somewhere. Configuration is required. If OBS_DECLARE_MODULE is a macro then please configure it.
Error

Line: 59 

              #include <obs-module.h>
#include "mfxsession.h"

OBS_DECLARE_MODULE()
OBS_MODULE_USE_DEFAULT_LOCALE("obs-qsv11", "en-US")
MODULE_EXPORT const char *obs_module_description(void)
{
	return "Intel Quick Sync Video H.264 encoder support for Windows";
}

Reported by Cppcheck.

plugins/obs-qsv11/obs-qsv11.c
1 issues
InitializeCriticalSection - Exceptions can be thrown in low-memory situations
Security

Line: 617 Column: 2 CWE codes:
Suggestion: Use InitializeCriticalSectionAndSpinCount instead 

              
static void *obs_qsv_create(obs_data_t *settings, obs_encoder_t *encoder)
{
	InitializeCriticalSection(&g_QsvCs);

	struct obs_qsv *obsqsv = bzalloc(sizeof(struct obs_qsv));
	obsqsv->encoder = encoder;

	if (update_settings(obsqsv, settings)) {

Reported by FlawFinder.

plugins/obs-transitions/obs-transitions.c
1 issues
There is an unknown macro here somewhere. Configuration is required. If OBS_DECLARE_MODULE is a macro then please configure it.
Error

Line: 3 

              #include <obs-module.h>

OBS_DECLARE_MODULE()
OBS_MODULE_USE_DEFAULT_LOCALE("obs-transitions", "en-US")
MODULE_EXPORT const char *obs_module_description(void)
{
	return "OBS core transitions";
}

Reported by Cppcheck.

plugins/obs-x264/obs-x264-plugin-main.c
1 issues
There is an unknown macro here somewhere. Configuration is required. If OBS_DECLARE_MODULE is a macro then please configure it.
Error

Line: 3 

              #include <obs-module.h>

OBS_DECLARE_MODULE()
OBS_MODULE_USE_DEFAULT_LOCALE("obs-x264", "en-US")
MODULE_EXPORT const char *obs_module_description(void)
{
	return "x264 based encoder";
}

Reported by Cppcheck.

plugins/oss-audio/oss-audio.c
1 issues
There is an unknown macro here somewhere. Configuration is required. If OBS_DECLARE_MODULE is a macro then please configure it.
Error

Line: 19 

              */
#include <obs-module.h>

OBS_DECLARE_MODULE()
OBS_MODULE_USE_DEFAULT_LOCALE("oss-audio", "en-US")

MODULE_EXPORT const char *obs_module_description(void)
{
	return "OSS audio input capture";

Reported by Cppcheck.

plugins/rtmp-services/rtmp-custom.c
1 issues
strlen - Does not handle strings that are not \0-terminated; if given one it may perform an over-read (it could cause a crash if unprotected)
Security

Line: 122 Column: 46 CWE codes: 126 

              
	struct rtmp_custom *service = data;
	if (service->server != NULL && video_settings != NULL &&
	    strncmp(service->server, RTMP_PROTOCOL, strlen(RTMP_PROTOCOL)) !=
		    0) {
		obs_data_set_bool(video_settings, "repeat_headers", true);
	}
}

Reported by FlawFinder.

plugins/rtmp-services/service-specific/twitch.c
1 issues
strlen - Does not handle strings that are not \0-terminated; if given one it may perform an over-read (it could cause a crash if unprotected)
Security

Line: 96 Column: 44 CWE codes: 126 

              	cache_old = obs_module_config_path("twitch_ingests.json");
	cache_new = obs_module_config_path("twitch_ingests.new.json");

	os_quick_write_utf8_file(cache_new, json, strlen(json), false);
	os_safe_replace(cache_old, cache_new, NULL);

	bfree(cache_old);
	bfree(cache_new);

Reported by FlawFinder.

plugins/rtmp-services/service-specific/younow.c
1 issues
memcpy - Does not check for buffer overflows when copying to destination
Security

Line: 28 Column: 2 CWE codes: 120
Suggestion: Make sure destination can always hold the source data 

              		return 0;
	}

	memcpy(&(mem->memory[mem->size]), contents, realsize);
	mem->size += realsize;
	mem->memory[mem->size] = 0;

	return realsize;
}

Reported by FlawFinder.