** Attachment added: "POC" https://bugs.launchpad.net/ubuntu/+source/libmatio/+bug/1859263/+attachment/5319199/+files/poc_m017
** Description changed: SEGV in matio-1.5.17/src/mat.c:1558 Mat_VarFree. Detial log as flollow: (POC in attachment) - lbb@lbb: ./matio-1.5.17/build/bin/matdump poc_m001 + lbb@lbb: ./matio-1.5.17/build/bin/matdump poc_m017 InflateData: inflate returned data error InflateData: inflate returned data error + ... InflateSkip: inflate returned data error InflateDataType: inflate returned data error InflateData: inflate returned data error InflateSkip: inflate returned data error - Name: struct1 - Rank: 2 + Name: struct1 + Rank: 2 Class Type: Structure Fields[2] { - Name: a - Rank: 2 + Name: a + Rank: 2 Dimensions: 1 x 1 Class Type: Sparse Array (complex) - Name: b - Rank: 2 + Name: b + Rank: 2 Dimensions: 1 x 1 Class Type: Sparse Array (complex) } ASAN:SIGSEGV ================================================================= ==15528==ERROR: AddressSanitizer: SEGV on unknown address 0x000000000000 (pc 0x7fe9950b01b2 bp 0x7ffebe07cd70 sp 0x7ffebe07cca0 T0) - #0 0x7fe9950b01b1 in Mat_VarFree /home/lbb/afl-experient/Tests/ASAN/matio-1.5.17/src/mat.c:1558:26 - #1 0x7fe9950b0690 in Mat_VarFree /home/lbb/afl-experient/Tests/ASAN/matio-1.5.17/src/mat.c:1476:25 - #2 0x4dc4ea in main /home/lbb/afl-experient/Tests/ASAN/matio-1.5.17/tools/matdump.c:944:17 - #3 0x7fe993eb382f in __libc_start_main /build/glibc-LK5gWL/glibc-2.23/csu/../csu/libc-start.c:291 - #4 0x435b18 in _start (/home/lbb/afl-experient/Tests/ASAN/matio-1.5.17/build/bin/matdump+0x435b18) + #0 0x7fe9950b01b1 in Mat_VarFree /matio-1.5.17/src/mat.c:1558:26 + #1 0x7fe9950b0690 in Mat_VarFree /matio-1.5.17/src/mat.c:1476:25 + #2 0x4dc4ea in main /matio-1.5.17/tools/matdump.c:944:17 + #3 0x7fe993eb382f in __libc_start_main /build/glibc-LK5gWL/glibc-2.23/csu/../csu/libc-start.c:291 + #4 0x435b18 in _start (/matio-1.5.17/build/bin/matdump+0x435b18) AddressSanitizer can not provide additional info. - SUMMARY: AddressSanitizer: SEGV /home/lbb/afl-experient/Tests/ASAN/matio-1.5.17/src/mat.c:1558 Mat_VarFree + SUMMARY: AddressSanitizer: SEGV /matio-1.5.17/src/mat.c:1558 Mat_VarFree ==15528==ABORTING -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1859263 Title: SEGV in matio-1.5.17/src/mat.c:1558 Mat_VarFree To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/libmatio/+bug/1859263/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs