From 256709d2eb3fd80d768a99964be5caa61effa2a0 Mon Sep 17 00:00:00 2001 From: Christian Krinitsin Date: Tue, 3 Jun 2025 12:04:13 +0000 Subject: add new classifier result --- .../classifier/04/semantic/gitlab_semantic_adox | 49 ---------------------- 1 file changed, 49 deletions(-) delete mode 100644 results/classifier/04/semantic/gitlab_semantic_adox (limited to 'results/classifier/04/semantic/gitlab_semantic_adox') diff --git a/results/classifier/04/semantic/gitlab_semantic_adox b/results/classifier/04/semantic/gitlab_semantic_adox deleted file mode 100644 index ed838cbd..00000000 --- a/results/classifier/04/semantic/gitlab_semantic_adox +++ /dev/null @@ -1,49 +0,0 @@ -semantic: 0.990 -instruction: 0.944 -assembly: 0.913 -graphic: 0.782 -device: 0.776 -vnc: 0.663 -boot: 0.599 -socket: 0.556 -mistranslation: 0.452 -network: 0.426 -other: 0.286 -KVM: 0.240 - -x86 ADOX and ADCX semantic bug -Description of problem -The result of instruction ADOX and ADCX are different from the CPU. The value of one of EFLAGS is different. - -Steps to reproduce - -Compile this code - - -void main() { - asm("push 512; popfq;"); - asm("mov rax, 0xffffffff84fdbf24"); - asm("mov rbx, 0xb197d26043bec15d"); - asm("adox eax, ebx"); -} - - - -Execute and compare the result with the CPU. This problem happens with ADCX, too (with CF). - -CPU - -OF = 0 - - -QEMU - -OF = 1 - - - - - - -Additional information -This bug is discovered by research conducted by KAIST SoftSec. -- cgit 1.4.1