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| author | Christian Krinitsin <mail@krinitsin.com> | 2025-07-03 19:39:53 +0200 |
|---|---|---|
| committer | Christian Krinitsin <mail@krinitsin.com> | 2025-07-03 19:39:53 +0200 |
| commit | dee4dcba78baf712cab403d47d9db319ab7f95d6 (patch) | |
| tree | 418478faf06786701a56268672f73d6b0b4eb239 /results/classifier/016/assembly-x86/gitlab_semantic_adox | |
| parent | 4d9e26c0333abd39bdbd039dcdb30ed429c475ba (diff) | |
| download | qemu-analysis-dee4dcba78baf712cab403d47d9db319ab7f95d6.tar.gz qemu-analysis-dee4dcba78baf712cab403d47d9db319ab7f95d6.zip | |
restructure results
Diffstat (limited to 'results/classifier/016/assembly-x86/gitlab_semantic_adox')
| -rw-r--r-- | results/classifier/016/assembly-x86/gitlab_semantic_adox | 68 |
1 files changed, 0 insertions, 68 deletions
diff --git a/results/classifier/016/assembly-x86/gitlab_semantic_adox b/results/classifier/016/assembly-x86/gitlab_semantic_adox deleted file mode 100644 index 172b6260c..000000000 --- a/results/classifier/016/assembly-x86/gitlab_semantic_adox +++ /dev/null @@ -1,68 +0,0 @@ -x86: 1.000 -assembly: 0.986 -semantic: 0.984 -i386: 0.965 -debug: 0.322 -register: 0.126 -operating system: 0.048 -files: 0.023 -TCG: 0.018 -kernel: 0.015 -performance: 0.015 -virtual: 0.013 -user-level: 0.009 -architecture: 0.007 -PID: 0.007 -device: 0.005 -peripherals: 0.005 -hypervisor: 0.004 -VMM: 0.004 -KVM: 0.003 -network: 0.002 -boot: 0.002 -graphic: 0.002 -permissions: 0.002 -socket: 0.002 -alpha: 0.002 -risc-v: 0.002 -ppc: 0.001 -vnc: 0.001 -mistranslation: 0.000 -arm: 0.000 - -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. |