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authorCristian Rodríguez <crrodriguez@opensuse.org>2016-08-05 16:07:49 +0000
committerCristian Rodríguez <crrodriguez@opensuse.org>2016-08-06 02:14:51 +0000
commitba8868f58a1030d8d71ecd0edb1c90fe23b914d8 (patch)
tree16d8b5673d82974b1289835d49e81290621c77c5 /src/test/test-daemon.c
parentd6d46cddee404cec266a63fe83b8224b8532e9eb (diff)
test: fix stack overflow reported by ASAN
It was meant to write to q instead of t FAIL: test-id128 ================ ================================================================= ==125770==ERROR: AddressSanitizer: stack-buffer-overflow on address 0x7ffd4615bd31 at pc 0x7a2f41b1bf33 bp 0x7ffd4615b750 sp 0x7ffd4615b748 WRITE of size 1 at 0x7ffd4615bd31 thread T0 #0 0x7a2f41b1bf32 in id128_to_uuid_string src/libsystemd/sd-id128/id128-util.c:42 #1 0x401f73 in main src/test/test-id128.c:147 #2 0x7a2f41336341 in __libc_start_main (/lib64/libc.so.6+0x20341) #3 0x401129 in _start (/home/crrodriguez/scm/systemd/.libs/test-id128+0x401129) Address 0x7ffd4615bd31 is located in stack of thread T0 at offset 1409 in frame #0 0x401205 in main src/test/test-id128.c:37 This frame has 23 object(s): [32, 40) 'b' [96, 112) 'id' [160, 176) 'id2' [224, 240) 'a' [288, 304) 'b' [352, 368) 'a' [416, 432) 'b' [480, 496) 'a' [544, 560) 'b' [608, 624) 'a' [672, 688) 'b' [736, 752) 'a' [800, 816) 'b' [864, 880) 'a' [928, 944) 'b' [992, 1008) 'a' [1056, 1072) 'b' [1120, 1136) 'a' [1184, 1200) 'b' [1248, 1264) 'a' [1312, 1328) 'b' [1376, 1409) 't' <== Memory access at offset 1409 overflows this variable [1472, 1509) 'q' HINT: this may be a false positive if your program uses some custom stack unwind mechanism or swapcontext (longjmp and C++ exceptions *are* supported) SUMMARY: AddressSanitizer: stack-buffer-overflow src/libsystemd/sd-id128/id128-util.c:42 in id128_to_uuid_string Shadow bytes around the buggy address: 0x100028c23750: f2 f2 00 00 f4 f4 f2 f2 f2 f2 00 00 f4 f4 f2 f2 0x100028c23760: f2 f2 00 00 f4 f4 f2 f2 f2 f2 00 00 f4 f4 f2 f2 0x100028c23770: f2 f2 00 00 f4 f4 f2 f2 f2 f2 00 00 f4 f4 f2 f2 0x100028c23780: f2 f2 00 00 f4 f4 f2 f2 f2 f2 00 00 f4 f4 f2 f2 0x100028c23790: f2 f2 00 00 f4 f4 f2 f2 f2 f2 00 00 f4 f4 f2 f2 =>0x100028c237a0: f2 f2 00 00 00 00[01]f4 f4 f4 f2 f2 f2 f2 00 00 0x100028c237b0: 00 00 05 f4 f4 f4 00 00 00 00 00 00 00 00 00 00 0x100028c237c0: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 0x100028c237d0: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 0x100028c237e0: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 0x100028c237f0: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 Shadow byte legend (one shadow byte represents 8 application bytes): Addressable: 00 Partially addressable: 01 02 03 04 05 06 07 Heap left redzone: fa Heap right redzone: fb Freed heap region: fd Stack left redzone: f1 Stack mid redzone: f2 Stack right redzone: f3 Stack partial redzone: f4 Stack after return: f5 Stack use after scope: f8 Global redzone: f9 Global init order: f6 Poisoned by user: f7 Container overflow: fc Array cookie: ac Intra object redzone: bb ASan internal: fe Left alloca redzone: ca Right alloca redzone: cb ==125770==ABORTING FAIL test-id128 (exit status: 1)
Diffstat (limited to 'src/test/test-daemon.c')
0 files changed, 0 insertions, 0 deletions