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linux.netfilter.Netfilter: Add lsmod version requirement check on AbstractNetfilter

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This commit is contained in:
Gustavo Moreira
2024-07-16 09:38:49 +10:00
parent ac9236cb43
commit cf6c7fb1f4
1 changed files with 11 additions and 2 deletions
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volatility3/framework/plugins/linux/netfilter.py
+11 -2
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@@ -80,7 +80,14 @@ class AbstractNetfilter(ABC):
self.ptr_size = self.vmlinux.get_type("pointer").size
self.list_head_size = self.vmlinux.get_type("list_head").size
modules = lsmod.Lsmod.list_modules(context, kernel_module_name)
lsmod_required_version = Netfilter._required_lsmod_version
lsmod_current_version = lsmod.Lsmod._version
if not requirements.VersionRequirement.matches_required(
lsmod_required_version, lsmod_current_version
):
raise exceptions.PluginRequirementException(
f"linux.lsmod.Lsmod version not suitable: required {lsmod_required_version} found {lsmod_current_version}"
)
linuxutils_required_version = Netfilter._required_linuxutils_version
linuxutils_current_version = linux.LinuxUtilities._version
@@ -91,6 +98,7 @@ class AbstractNetfilter(ABC):
f"linux.LinuxUtilities version not suitable: required {linuxutils_required_version} found {linuxutils_current_version}"
)
modules = lsmod.Lsmod.list_modules(context, kernel_module_name)
self.handlers = linux.LinuxUtilities.generate_kernel_handler_info(
context, kernel_module_name, modules
)
@@ -670,6 +678,7 @@ class Netfilter(interfaces.plugins.PluginInterface):
_version = (1, 0, 0)
_required_linuxutils_version = (2, 1, 0)
_required_lsmod_version = (2, 0, 0)
@classmethod
def get_requirements(cls) -> List[interfaces.configuration.RequirementInterface]:
@@ -680,7 +689,7 @@ class Netfilter(interfaces.plugins.PluginInterface):
architectures=["Intel32", "Intel64"],
),
requirements.PluginRequirement(
name="lsmod", plugin=lsmod.Lsmod, version=(2, 0, 0)
name="lsmod", plugin=lsmod.Lsmod, version=cls._required_lsmod_version
),
requirements.VersionRequirement(
name="linuxutils",