@samitouri / QOSAMI-WSL-2 / commits / 0c8844e0

Fix missing null terminator when calling execv() on modprobe (#13054)

Blue committed Jun 5, 2025 at 01:11 UTC 0c8844e0f2f45e0e3f12c21d355d877a61adddf0

2 files changed +2 -2

src/linux/init/main.cpp

+1 -1

@@ -3383,7 +3383,7 @@ try

3383 const std::string KernelModulesList = wsl::shared::string::FromSpan(Buffer, EarlyConfig->KernelModulesListOffset);

3384 for (const auto& Module : wsl::shared::string::Split(KernelModulesList, ','))

3385 {

3386 - const char* Argv[] = {MODPROBE_PATH, Module.c_str()};

3386 + const char* Argv[] = {MODPROBE_PATH, Module.c_str(), nullptr};

3387 int Status = -1;

3388 auto result = UtilCreateProcessAndWait(MODPROBE_PATH, Argv, &Status);

3389 if (result < 0)

src/linux/init/util.cpp

+1 -1

@@ -682,7 +682,7 @@ Return Value:

682 // 2. In sometime we probably will replace most of these string constants

683 // with std::string anyway.

684 execv(File, const_cast<char* const*>(Argv));

685 - LOG_ERROR("{} failed with {}", File, errno);

685 + LOG_ERROR("execv({}) failed with {}", File, errno);

686 exit(-1);

687 }

688