From 36c79e3670c60ed16e86a07b89a18ca9614b5003 Mon Sep 17 00:00:00 2001 From: Federico Di Pierro Date: Wed, 4 Sep 2024 09:06:53 +0200 Subject: [PATCH] fix(userspace/libsinsp): fixed possible UB in compute_program_hash() method. Signed-off-by: Federico Di Pierro --- userspace/libsinsp/threadinfo.cpp | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-) diff --git a/userspace/libsinsp/threadinfo.cpp b/userspace/libsinsp/threadinfo.cpp index 7b08523dd9..837930aa6d 100644 --- a/userspace/libsinsp/threadinfo.cpp +++ b/userspace/libsinsp/threadinfo.cpp @@ -242,7 +242,8 @@ void sinsp_threadinfo::compute_program_hash() // if(m_comm.size() == 4) { - uint32_t ncomm = *(uint32_t*)m_comm.c_str(); + uint32_t ncomm; + memcpy(&ncomm, m_comm.c_str(), 4); if(ncomm == STR_AS_NUM_JAVA || ncomm == STR_AS_NUM_RUBY || ncomm == STR_AS_NUM_PERL || ncomm == STR_AS_NUM_NODE)