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| author | Christian Krinitsin <mail@krinitsin.com> | 2025-06-05 14:16:30 +0000 |
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| committer | Christian Krinitsin <mail@krinitsin.com> | 2025-06-05 14:16:30 +0000 |
| commit | 140a79ffee69434ba0fbfde4cefb9fe5e82d93b4 (patch) | |
| tree | 6b9607b2cea6e5fdf90e8964ea1affed408314ca /results/classifier/009/semantic/gitlab_semantic_blsmsk | |
| parent | ee1d992c43e7c9b321bdb14e9a8d15371d9bfda7 (diff) | |
| download | qemu-analysis-140a79ffee69434ba0fbfde4cefb9fe5e82d93b4.tar.gz qemu-analysis-140a79ffee69434ba0fbfde4cefb9fe5e82d93b4.zip | |
add results
Diffstat (limited to 'results/classifier/009/semantic/gitlab_semantic_blsmsk')
| -rw-r--r-- | results/classifier/009/semantic/gitlab_semantic_blsmsk | 42 |
1 files changed, 42 insertions, 0 deletions
diff --git a/results/classifier/009/semantic/gitlab_semantic_blsmsk b/results/classifier/009/semantic/gitlab_semantic_blsmsk new file mode 100644 index 000000000..45bb634d4 --- /dev/null +++ b/results/classifier/009/semantic/gitlab_semantic_blsmsk @@ -0,0 +1,42 @@ +semantic: 0.987 +device: 0.743 +graphic: 0.735 +vnc: 0.612 +socket: 0.607 +boot: 0.585 +debug: 0.428 +permissions: 0.370 +network: 0.366 +files: 0.340 +PID: 0.289 +other: 0.269 +performance: 0.268 +KVM: 0.163 + +x86 BLSMSK semantic bug +Description of problem +The result of instruction BLSMSK is different with from the CPU. The value of CF is different. + +Steps to reproduce + +Compile this code + +void main() { + asm("mov rax, 0x65b2e276ad27c67"); + asm("mov rbx, 0x62f34955226b2b5d"); + asm("blsmsk eax, ebx"); +} + +Execute and compare the result with the CPU. + +CPU + +CF = 0 + + +QEMU + +CF = 1 + +Additional information +This bug is discovered by research conducted by KAIST SoftSec. |