LinKern x86 - Null pointer dereference

90 Points  

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Auteur

franb,  

Niveau  Difficulté

Validations

266 Challengeurs 1%

Note  Notation

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33 votes
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Solution 1 Solution

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Résultats des challenges Résultats des challenges

Pseudonyme Epreuve Langue Date
4A6D73726E00   LinKern x86 - Null pointer dereference fr 19 avril 2019 à 15:38
tenflo   LinKern x86 - Null pointer dereference fr 17 avril 2019 à 17:45
Undr   LinKern x86 - Null pointer dereference fr 12 avril 2019 à 21:33
dummys   LinKern x86 - Null pointer dereference fr 11 avril 2019 à 19:07
LevitatingLion   LinKern x86 - Null pointer dereference en 8 avril 2019 à 01:44
.H.   LinKern x86 - Null pointer dereference fr 4 avril 2019 à 04:46
Julien   LinKern x86 - Null pointer dereference fr 1er avril 2019 à 22:48
k4ndar3c   LinKern x86 - Null pointer dereference fr 26 mars 2019 à 18:19
Fougère   LinKern x86 - Null pointer dereference en 26 mars 2019 à 16:43
10function   LinKern x86 - Null pointer dereference fr 25 mars 2019 à 22:07

Challenges publiés dans cette rubrique 67 Challenges

Résultats Nom de l'épreuve Validations Nombre de points  Explications sur les scores Difficulté  Difficulté Auteur Note  Notation Solution
pas_valide ELF x86 - Stack buffer overflow basic 1 9% 10489 5 Lyes 9
pas_valide ELF x86 - Stack buffer overflow basic 2 7% 7912 10 Lyes 6
pas_valide ELF x86 - Format string bug basic 1 5% 5252 15 Lu33Y 7
pas_valide ELF x64 - Stack buffer overflow - basic 3% 3787 20 Arod 9
pas_valide ELF x86 - Format string bug basic 2 2% 2577 20 Lyes 6
pas_valide ELF x86 - Race condition 3% 3542 20 Lu33Y 11
pas_valide ELF ARM - Stack buffer overflow - basic 1% 572 25 pickle 4
pas_valide ELF MIPS - Stack buffer overflow - No NX 1% 117 25 franb 2
pas_valide ELF x86 - Stack buffer overflow basic 3 2% 2520 25 Lyes 5
pas_valide ELF ARM - Stack Spraying 1% 117 30 pickle 5
pas_valide ELF x86 - BSS buffer overflow 3% 2834 30 Lu33Y 7
pas_valide ELF x86 - Stack buffer overflow basic 4 2% 1874 30 Lu33Y 4
pas_valide ELF x86 - Stack buffer overflow basic 6 2% 1470 30 TiWim 6
pas_valide ELF x86 - Format String Bug Basic 3 1% 693 35 Lyes 5
pas_valide ELF ARM - Basic ROP 1% 263 40 pickle 4
pas_valide ELF MIPS - Basic ROP 1% 42 40 dagger 2
pas_valide ELF x86 - Stack buffer overflow - C++ vtables 1% 476 40 sebbb 6
pas_valide ELF x64 - Logic bug 1% 93 50 sbrk 4
pas_valide ELF x86 - Bug Hunting - Plusieurs problèmes 1% 47 50 sbrk 3
pas_valide ELF x86 - Stack buffer and integer overflow 2% 1378 50 Lu33Y 3
pas_valide ELF x86 - Stack buffer overflow - ret2dl_resolve 1% 44 50 kikko 2
pas_valide ELF x86 - Stack buffer overflow basic 5 1% 1273 50 Lu33Y 5
pas_valide ELF x64 - Stack buffer overflow - avancé 1% 679 55 Arod 9
pas_valide ELF MIPS - Format String Glitch 1% 20 60 pickle, martin 2
pas_valide ELF x86 - Information leakage with Stack Smashing Protector 1% 518 60 Arod 2
pas_valide ELF ARM - Race condition 1% 70 70 pickle 3
pas_valide ELF x64 - Browser exploit - Intro 1% 28 70 pickle 1
pas_valide ELF x86 - Out of bounds attack - French Paradox 1% 59 70 sbrk 4
pas_valide ELF x86 - Remote BSS buffer overflow 1% 613 75 Tosh 4
pas_valide ELF x86 - Remote Format String bug 1% 746 75 Tosh 4
pas_valide ELF x64 - Remote heap buffer overflow - fastbin 1% 157 80 franb 2
pas_valide ELF x86 - Blind remote format string bug 1% 194 80 Lyes 5
pas_valide LinKern ARM - syscall vulnérable 1% 61 85 pickle 3
pas_valide LinKern x86 - Buffer overflow basic 1 1% 254 85 franb 3
pas_valide LinKern x86 - Null pointer dereference 1% 266 90 franb 1
pas_valide LinKern x64 - Race condition 1% 170 95 franb 1
pas_valide ELF ARM - Shellcode alphanumérique 1% 21 100 pickle 0
pas_valide ELF MIPS - URLEncoded Format String bug 1% 7 100 pickle 0
pas_valide ELF x86 - Hardened binary 1 1% 476 100 sm0k 7
pas_valide ELF x86 - Hardened binary 2 1% 380 100 sm0k 9
pas_valide ELF x86 - Hardened binary 3 1% 240 100 sm0k 5
pas_valide ELF x86 - Hardened binary 4 1% 270 100 sm0k 9
pas_valide LinKern MIPSel - Vulnerable ioctl 1% 14 100 pickle 1
pas_valide LinKern x64 - code réentrant 1% 89 100 franb 1
pas_valide ELF ARM - Heap format string bug 1% 39 105 franb 1
pas_valide ELF x64 - Sigreturn Oriented Programming 1% 162 105 Arod 4
pas_valide LinKern x86 - basic ROP 1% 133 110 franb 5
pas_valide ELF ARM - Format String bug 1% 44 110 pickle 1
pas_valide ELF ARM - Use After Free 1% 44 110 pickle 1
pas_valide ELF x64 - Heap feng-shui 1% 33 110 laxa 1
pas_valide ELF x64 - Off-by-one bug 1% 81 110 NeedToLearn 3
pas_valide ELF x86 - Hardened binary 5 1% 198 110 sm0k 8
pas_valide LinKern ARM - Stack Overflow 1% 24 110 pickle 1
pas_valide ELF ARM - Heap Off-by-One 1% 29 115 pickle 1
pas_valide ELF x64 - Remote Heap buffer overflow 1 1% 96 115 Tosh 3
pas_valide ELF x86 - Hardened binary 6 1% 190 115 sm0k 7
pas_valide ELF x86 - Hardened binary 7 1% 153 115 Tosh 6
pas_valide ELF x86 - Remote stack buffer overflow - Hardened 1% 79 115 franb 3
pas_valide LinKern x64 - RowHammer 1% 15 115 pickle 1
pas_valide ELF ARM - Heap buffer overflow - Wilderness 1% 18 120 pickle 1
pas_valide ELF ARM - Heap Overflow 1% 21 120 pickle 1
pas_valide ELF x64 - Seccomp Whitelist 1% 30 120 pickle 1
pas_valide ELF x86 - Blind ROP 1% 56 120 franb 5
pas_valide Linkern x64 - Memory exploration 1% 58 120 franb 4
pas_valide ELF x64 - Remote Heap buffer overflow 2 1% 69 130 Tosh, Fritz 2
pas_valide ELF x64 - Blind ROP 1% 34 135 franb 1
pas_valide ELF x64 - Browser exploit - BitString 1% 9 135 pickle 1