The following issues were found

arch/nds32/kernel/nds32_ksyms.c
1 issues
memcpy - Does not check for buffer overflows when copying to destination
Security

Line: 18 Column: 15 CWE codes: 120
Suggestion: Make sure destination can always hold the source data 

              
/* mem functions */
EXPORT_SYMBOL(memset);
EXPORT_SYMBOL(memcpy);
EXPORT_SYMBOL(memmove);
EXPORT_SYMBOL(memzero);

/* user mem (segment) */
EXPORT_SYMBOL(__arch_copy_from_user);

Reported by FlawFinder.

arch/s390/crypto/arch_random.c
1 issues
memcpy - Does not check for buffer overflows when copying to destination
Security

Line: 68 Column: 3 CWE codes: 120
Suggestion: Make sure destination can always hold the source data 

              	/* try to resolve the requested amount of bytes from the buffer */
	arch_rng_buf_idx -= nbytes;
	if (arch_rng_buf_idx < ARCH_RNG_BUF_SIZE) {
		memcpy(buf, arch_rng_buf + arch_rng_buf_idx, nbytes);
		atomic64_add(nbytes, &s390_arch_random_counter);
		spin_unlock(&arch_rng_lock);
		return true;
	}

Reported by FlawFinder.

arch/nds32/include/asm/string.h
1 issues
memcpy - Does not check for buffer overflows when copying to destination
Security

Line: 8 Column: 14 CWE codes: 120
Suggestion: Make sure destination can always hold the source data 

              #define __ASM_NDS32_STRING_H

#define __HAVE_ARCH_MEMCPY
extern void *memcpy(void *, const void *, __kernel_size_t);

#define __HAVE_ARCH_MEMMOVE
extern void *memmove(void *, const void *, __kernel_size_t);

#define __HAVE_ARCH_MEMSET

Reported by FlawFinder.

arch/mips/vr41xx/common/siu.c
1 issues
char - Statically-sized arrays can be improperly restricted, leading to potential overflows or other issues
Security

Line: 139 Column: 28 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 

              		if (port.type == PORT_UNKNOWN)
			break;
		port.mapbase = res[i].start;
		port.membase = (unsigned char __iomem *)KSEG1ADDR(res[i].start);
		vr41xx_siu_early_setup(&port);
	}
}

Reported by FlawFinder.

arch/mips/vdso/genvdso.h
1 issues
strcpy - Does not check for buffer overflows when copying to destination [MS-banned]
Security

Line: 49 Column: 4 CWE codes: 120
Suggestion: Consider using snprintf, strcpy_s, or strlcpy (warning: strncpy easily misused) 

              		}

		if (strcmp(name, ".mips_abiflags") == 0) {
			strcpy(name, ".MIPS.abiflags");
			shdr->sh_type = swap_uint32(SHT_MIPS_ABIFLAGS);
			shdr->sh_entsize = shdr->sh_size;
		}
	}

Reported by FlawFinder.

arch/mips/txx9/rbtx4938/setup.c
1 issues
char - Statically-sized arrays can be improperly restricted, leading to potential overflows or other issues
Security

Line: 120 Column: 11 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 

              static int __init rbtx4938_ethaddr_init(void)
{
#ifdef CONFIG_PCI
	unsigned char dat[17];
	unsigned char sum;
	int i;

	/* 0-3: "MAC\0", 4-9:eth0, 10-15:eth1, 16:sum */
	if (spi_eeprom_read(SPI_BUSNO, SEEPROM1_CS, 0, dat, sizeof(dat))) {

Reported by FlawFinder.

arch/x86/mm/pti.c
1 issues
char - Statically-sized arrays can be improperly restricted, leading to potential overflows or other issues
Security

Line: 80 Column: 2 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 

              
void __init pti_check_boottime_disable(void)
{
	char arg[5];
	int ret;

	/* Assume mode is auto unless overridden. */
	pti_mode = PTI_AUTO;

Reported by FlawFinder.

arch/arm/kernel/smp.c
1 issues
char - Statically-sized arrays can be improperly restricted, leading to potential overflows or other issues
Security

Line: 525 Column: 14 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 

              	}
}

static const char *ipi_types[NR_IPI] __tracepoint_string = {
	[IPI_WAKEUP]		= "CPU wakeup interrupts",
	[IPI_TIMER]		= "Timer broadcast interrupts",
	[IPI_RESCHEDULE]	= "Rescheduling interrupts",
	[IPI_CALL_FUNC]		= "Function call interrupts",
	[IPI_CPU_STOP]		= "CPU stop interrupts",

Reported by FlawFinder.

arch/mips/txx9/generic/spi_eeprom.c
1 issues
strcpy - Does not check for buffer overflows when copying to destination [MS-banned]
Security

Line: 36 Column: 2 CWE codes: 120
Suggestion: Consider using snprintf, strcpy_s, or strlcpy (warning: strncpy easily misused) 

              	eeprom = kzalloc(sizeof(*eeprom), GFP_KERNEL);
	if (!eeprom)
		return -ENOMEM;
	strcpy(eeprom->name, "at250x0");
	eeprom->byte_len = size;
	eeprom->page_size = AT250X0_PAGE_SIZE;
	eeprom->flags = EE_ADDR1;
	info.platform_data = eeprom;
	return spi_register_board_info(&info, 1);

Reported by FlawFinder.

arch/mips/tools/loongson3-llsc-check.c
1 issues
open - Check when opening files - can an attacker redirect it (via symlinks), force the opening of special file type (e.g., device files), move things around to create a race condition, control its ancestors, or change its contents?
Security

Line: 251 Column: 15 CWE codes: 362 

              	}

	vmlinux_path = argv[1];
	vmlinux_fd = open(vmlinux_path, O_RDONLY);
	if (vmlinux_fd == -1) {
		perror("Unable to open vmlinux");
		goto out_ret;
	}

Reported by FlawFinder.