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/005/semantic/gitlab_semantic_blsi | 33 ++++++++++++++++++++++ 1 file changed, 33 insertions(+) create mode 100644 results/classifier/005/semantic/gitlab_semantic_blsi (limited to 'results/classifier/005/semantic/gitlab_semantic_blsi') diff --git a/results/classifier/005/semantic/gitlab_semantic_blsi b/results/classifier/005/semantic/gitlab_semantic_blsi new file mode 100644 index 000000000..d8fbffa2f --- /dev/null +++ b/results/classifier/005/semantic/gitlab_semantic_blsi @@ -0,0 +1,33 @@ +semantic: 0.983 +instruction: 0.964 +graphic: 0.873 +assembly: 0.852 +device: 0.790 +socket: 0.764 +vnc: 0.756 +boot: 0.678 +network: 0.672 +other: 0.609 +mistranslation: 0.606 +KVM: 0.412 + +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. -- cgit 1.4.1