From d760c82f4244dc47f5413c3c88b640bb1f0f2d9e Mon Sep 17 00:00:00 2001 From: Christian Krinitsin Date: Tue, 3 Jun 2025 14:41:43 +0200 Subject: move semantic_issues dir to results --- .../semantic_issues/gitlab_semantic_adox | 36 ---------------------- 1 file changed, 36 deletions(-) delete mode 100644 classification/semantic_issues/gitlab_semantic_adox (limited to 'classification/semantic_issues/gitlab_semantic_adox') diff --git a/classification/semantic_issues/gitlab_semantic_adox b/classification/semantic_issues/gitlab_semantic_adox deleted file mode 100644 index 9f4471c9..00000000 --- a/classification/semantic_issues/gitlab_semantic_adox +++ /dev/null @@ -1,36 +0,0 @@ -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