LinKern x64 - SLUB off-by-one

115 Points  

Exploit an off-by-one on this vulnerable module

Author

Tosh,  

Level  Difficulty

Validations

5 Challengers 1%

Note  Notation

3 Votes
To reach this part of the site please login

Solution  Solution

Challenge Results Challenge Results


Challenges associated with this section 68 Challenges

Results Challenge's Name Validations Number of points  Explanation for the scores Difficulty  Difficulty Author Note  Notation Solution
pas_valide ELF x86 - Stack buffer overflow basic 1 9% 10675 5 Lyes 11
pas_valide ELF x86 - Stack buffer overflow basic 2 7% 8037 10 Lyes 10
pas_valide ELF x86 - Format string bug basic 1 5% 5341 15 Lu33Y 5
pas_valide ELF x64 - Stack buffer overflow - basic 3% 3864 20 Arod 5
pas_valide ELF x86 - Format string bug basic 2 2% 2618 20 Lyes 5
pas_valide ELF x86 - Race condition 3% 3595 20 Lu33Y 8
pas_valide ELF ARM - Stack buffer overflow - basic 1% 595 25 pickle 7
pas_valide ELF MIPS - Stack buffer overflow - No NX 1% 128 25 franb 2
pas_valide ELF x86 - Stack buffer overflow basic 3 2% 2568 25 Lyes 2
pas_valide ELF ARM - Stack Spraying 1% 119 30 pickle 4
pas_valide ELF x86 - BSS buffer overflow 3% 2871 30 Lu33Y 6
pas_valide ELF x86 - Stack buffer overflow basic 4 2% 1898 30 Lu33Y 5
pas_valide ELF x86 - Stack buffer overflow basic 6 2% 1504 30 TiWim 4
pas_valide ELF x86 - Format String Bug Basic 3 1% 711 35 Lyes 2
pas_valide ELF ARM - Basic ROP 1% 277 40 pickle 4
pas_valide ELF MIPS - Basic ROP 1% 45 40 dagger 1
pas_valide ELF x86 - Stack buffer overflow - C++ vtables 1% 503 40 sebbb 2
pas_valide ELF x64 - Logic bug 1% 95 50 sbrk 2
pas_valide ELF x86 - Bug Hunting - Several issues 1% 49 50 sbrk 0
pas_valide ELF x86 - Stack buffer and integer overflow 2% 1398 50 Lu33Y 3
pas_valide ELF x86 - Stack buffer overflow - ret2dl_resolve 1% 47 50 kikko 0
pas_valide ELF x86 - Stack buffer overflow basic 5 1% 1288 50 Lu33Y 1
pas_valide ELF x64 - Stack buffer overflow - advanced 1% 692 55 Arod 3
pas_valide ELF MIPS - Format String Glitch 1% 21 60 pickle, martin 0
pas_valide ELF x86 - Information leakage with Stack Smashing Protector 1% 519 60 Arod 2
pas_valide ELF ARM - Race condition 1% 70 70 pickle 1
pas_valide ELF x64 - Browser exploit - Intro 1% 28 70 pickle 1
pas_valide ELF x86 - Out of bounds attack - French Paradox 1% 62 70 sbrk 2
pas_valide ELF x86 - Remote BSS buffer overflow 1% 615 75 Tosh 1
pas_valide ELF x86 - Remote Format String bug 1% 753 75 Tosh 2
pas_valide ELF x64 - Remote heap buffer overflow - fastbin 1% 158 80 franb 1
pas_valide ELF x86 - Blind remote format string bug 1% 197 80 Lyes 1
pas_valide LinKern ARM - vulnerable syscall 1% 62 85 pickle 0
pas_valide LinKern x86 - Buffer overflow basic 1 1% 259 85 franb 2
pas_valide LinKern x86 - Null pointer dereference 1% 271 90 franb 0
pas_valide LinKern x64 - Race condition 1% 175 95 franb 0
pas_valide ELF ARM - Alphanumeric shellcode 1% 21 100 pickle 2
pas_valide ELF MIPS - URLEncoded Format String bug 1% 8 100 pickle 0
pas_valide ELF x86 - Hardened binary 1 1% 480 100 sm0k 3
pas_valide ELF x86 - Hardened binary 2 1% 384 100 sm0k 3
pas_valide ELF x86 - Hardened binary 3 1% 243 100 sm0k 1
pas_valide ELF x86 - Hardened binary 4 1% 273 100 sm0k 2
pas_valide LinKern MIPSel - Vulnerable ioctl 1% 14 100 pickle 0
pas_valide LinKern x64 - reentrant code 1% 92 100 franb 1
pas_valide ELF ARM - Heap format string bug 1% 39 105 franb 0
pas_valide ELF x64 - Sigreturn Oriented Programming 1% 163 105 Arod 2
pas_valide ELF ARM - Format String bug 1% 44 110 pickle 0
pas_valide ELF ARM - Use After Free 1% 44 110 pickle 0
pas_valide ELF x64 - Heap feng-shui 1% 34 110 laxa 2
pas_valide ELF x64 - Off-by-one bug 1% 81 110 NeedToLearn 2
pas_valide ELF x86 - Hardened binary 5 1% 201 110 sm0k 1
pas_valide LinKern ARM - Stack Overflow 1% 24 110 pickle 0
pas_valide LinKern x86 - basic ROP 1% 137 110 franb 1
pas_valide ELF ARM - Heap Off-by-One 1% 30 115 pickle 1
pas_valide ELF x64 - Remote Heap buffer overflow 1 1% 98 115 Tosh 3
pas_valide ELF x86 - Hardened binary 6 1% 192 115 sm0k 3
pas_valide ELF x86 - Hardened binary 7 1% 155 115 Tosh 2
pas_valide ELF x86 - Remote stack buffer overflow - Hardened 1% 83 115 franb 1
pas_valide LinKern x64 - RowHammer 1% 20 115 pickle 0
pas_valide LinKern x64 - SLUB off-by-one 1% 5 115 Tosh 0
pas_valide ELF ARM - Heap buffer overflow - Wilderness 1% 19 120 pickle 1
pas_valide ELF ARM - Heap Overflow 1% 22 120 pickle 0
pas_valide ELF x64 - Seccomp Whitelist 1% 30 120 pickle 0
pas_valide ELF x86 - Blind ROP 1% 58 120 franb 0
pas_valide Linkern x64 - Memory exploration 1% 60 120 franb 1
pas_valide ELF x64 - Remote Heap buffer overflow 2 1% 72 130 Tosh, Fritz 1
pas_valide ELF x64 - Blind ROP 1% 35 135 franb 1
pas_valide ELF x64 - Browser exploit - BitString 1% 12 135 pickle 0