diff options
Diffstat (limited to 'results/classifier/016/assembly-x86/gitlab_semantic_blsi')
| -rw-r--r-- | results/classifier/016/assembly-x86/gitlab_semantic_blsi | 52 |
1 files changed, 52 insertions, 0 deletions
diff --git a/results/classifier/016/assembly-x86/gitlab_semantic_blsi b/results/classifier/016/assembly-x86/gitlab_semantic_blsi new file mode 100644 index 00000000..002bc4ec --- /dev/null +++ b/results/classifier/016/assembly-x86/gitlab_semantic_blsi @@ -0,0 +1,52 @@ +x86: 1.000 +assembly: 0.985 +semantic: 0.981 +i386: 0.962 +debug: 0.206 +register: 0.172 +operating system: 0.060 +performance: 0.033 +kernel: 0.027 +files: 0.026 +TCG: 0.018 +architecture: 0.012 +virtual: 0.011 +user-level: 0.010 +PID: 0.009 +peripherals: 0.007 +device: 0.006 +risc-v: 0.005 +VMM: 0.005 +alpha: 0.005 +hypervisor: 0.004 +network: 0.004 +permissions: 0.003 +boot: 0.003 +KVM: 0.003 +graphic: 0.003 +socket: 0.002 +vnc: 0.001 +mistranslation: 0.001 +ppc: 0.000 +arm: 0.000 + +x86 BLSI and BLSR semantic bug +Description of problem +The result of instruction BLSI and BLSR is different from the CPU. The value of CF is different. + +Steps to reproduce + +Compile this code + + +void main() { + asm("blsi rax, rbx"); +} + + + +Execute and compare the result with the CPU. The value of CF is exactly the opposite. This problem happens with BLSR, too. + + +Additional information +This bug is discovered by research conducted by KAIST SoftSec. |