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Tom Hvitved
2022-05-10 14:47:51 +02:00
parent bd9b6567c7
commit 2b2ac06128
5 changed files with 110 additions and 75 deletions
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19
cpp/ql/lib/semmle/code/cpp/dataflow/internal/DataFlowImplCommon.qll
View File

@@ -789,11 +789,11 @@ private module Cached {
cached
predicate readSet(Node node1, ContentSet c, Node node2) { readStep(node1, c, node2) }
private predicate store(
Node node1, Content c, Node node2, DataFlowType contentType, DataFlowType containerType
cached
predicate storeSet(
Node node1, ContentSet c, Node node2, DataFlowType contentType, DataFlowType containerType
) {
exists(ContentSet cs | c = cs.getAStoreContent() |
storeStep(node1, cs, node2) and
storeStep(node1, c, node2) and
contentType = getNodeDataFlowType(node1) and
containerType = getNodeDataFlowType(node2)
or
@@ -801,12 +801,19 @@ private module Cached {
n1 = node1.(PostUpdateNode).getPreUpdateNode() and
n2 = node2.(PostUpdateNode).getPreUpdateNode()
|
argumentValueFlowsThrough(n2, TReadStepTypesSome(containerType, cs, contentType), n1)
argumentValueFlowsThrough(n2, TReadStepTypesSome(containerType, c, contentType), n1)
or
readSet(n2, cs, n1) and
readSet(n2, c, n1) and
contentType = getNodeDataFlowType(n1) and
containerType = getNodeDataFlowType(n2)
)
}
private predicate store(
Node node1, Content c, Node node2, DataFlowType contentType, DataFlowType containerType
) {
exists(ContentSet cs |
c = cs.getAStoreContent() and storeSet(node1, cs, node2, contentType, containerType)
)
}

19
cpp/ql/lib/semmle/code/cpp/ir/dataflow/internal/DataFlowImplCommon.qll
View File

@@ -789,11 +789,11 @@ private module Cached {
cached
predicate readSet(Node node1, ContentSet c, Node node2) { readStep(node1, c, node2) }
private predicate store(
Node node1, Content c, Node node2, DataFlowType contentType, DataFlowType containerType
cached
predicate storeSet(
Node node1, ContentSet c, Node node2, DataFlowType contentType, DataFlowType containerType
) {
exists(ContentSet cs | c = cs.getAStoreContent() |
storeStep(node1, cs, node2) and
storeStep(node1, c, node2) and
contentType = getNodeDataFlowType(node1) and
containerType = getNodeDataFlowType(node2)
or
@@ -801,12 +801,19 @@ private module Cached {
n1 = node1.(PostUpdateNode).getPreUpdateNode() and
n2 = node2.(PostUpdateNode).getPreUpdateNode()
|
argumentValueFlowsThrough(n2, TReadStepTypesSome(containerType, cs, contentType), n1)
argumentValueFlowsThrough(n2, TReadStepTypesSome(containerType, c, contentType), n1)
or
readSet(n2, cs, n1) and
readSet(n2, c, n1) and
contentType = getNodeDataFlowType(n1) and
containerType = getNodeDataFlowType(n2)
)
}
private predicate store(
Node node1, Content c, Node node2, DataFlowType contentType, DataFlowType containerType
) {
exists(ContentSet cs |
c = cs.getAStoreContent() and storeSet(node1, cs, node2, contentType, containerType)
)
}

19
java/ql/lib/semmle/code/java/dataflow/internal/DataFlowImplCommon.qll
View File

@@ -789,11 +789,11 @@ private module Cached {
cached
predicate readSet(Node node1, ContentSet c, Node node2) { readStep(node1, c, node2) }
private predicate store(
Node node1, Content c, Node node2, DataFlowType contentType, DataFlowType containerType
cached
predicate storeSet(
Node node1, ContentSet c, Node node2, DataFlowType contentType, DataFlowType containerType
) {
exists(ContentSet cs | c = cs.getAStoreContent() |
storeStep(node1, cs, node2) and
storeStep(node1, c, node2) and
contentType = getNodeDataFlowType(node1) and
containerType = getNodeDataFlowType(node2)
or
@@ -801,12 +801,19 @@ private module Cached {
n1 = node1.(PostUpdateNode).getPreUpdateNode() and
n2 = node2.(PostUpdateNode).getPreUpdateNode()
|
argumentValueFlowsThrough(n2, TReadStepTypesSome(containerType, cs, contentType), n1)
argumentValueFlowsThrough(n2, TReadStepTypesSome(containerType, c, contentType), n1)
or
readSet(n2, cs, n1) and
readSet(n2, c, n1) and
contentType = getNodeDataFlowType(n1) and
containerType = getNodeDataFlowType(n2)
)
}
private predicate store(
Node node1, Content c, Node node2, DataFlowType contentType, DataFlowType containerType
) {
exists(ContentSet cs |
c = cs.getAStoreContent() and storeSet(node1, cs, node2, contentType, containerType)
)
}

19
python/ql/lib/semmle/python/dataflow/new/internal/DataFlowImplCommon.qll
View File

@@ -789,11 +789,11 @@ private module Cached {
cached
predicate readSet(Node node1, ContentSet c, Node node2) { readStep(node1, c, node2) }
private predicate store(
Node node1, Content c, Node node2, DataFlowType contentType, DataFlowType containerType
cached
predicate storeSet(
Node node1, ContentSet c, Node node2, DataFlowType contentType, DataFlowType containerType
) {
exists(ContentSet cs | c = cs.getAStoreContent() |
storeStep(node1, cs, node2) and
storeStep(node1, c, node2) and
contentType = getNodeDataFlowType(node1) and
containerType = getNodeDataFlowType(node2)
or
@@ -801,12 +801,19 @@ private module Cached {
n1 = node1.(PostUpdateNode).getPreUpdateNode() and
n2 = node2.(PostUpdateNode).getPreUpdateNode()
|
argumentValueFlowsThrough(n2, TReadStepTypesSome(containerType, cs, contentType), n1)
argumentValueFlowsThrough(n2, TReadStepTypesSome(containerType, c, contentType), n1)
or
readSet(n2, cs, n1) and
readSet(n2, c, n1) and
contentType = getNodeDataFlowType(n1) and
containerType = getNodeDataFlowType(n2)
)
}
private predicate store(
Node node1, Content c, Node node2, DataFlowType contentType, DataFlowType containerType
) {
exists(ContentSet cs |
c = cs.getAStoreContent() and storeSet(node1, cs, node2, contentType, containerType)
)
}

19
ruby/ql/lib/codeql/ruby/dataflow/internal/DataFlowImplCommon.qll
View File

@@ -789,11 +789,11 @@ private module Cached {
cached
predicate readSet(Node node1, ContentSet c, Node node2) { readStep(node1, c, node2) }
private predicate store(
Node node1, Content c, Node node2, DataFlowType contentType, DataFlowType containerType
cached
predicate storeSet(
Node node1, ContentSet c, Node node2, DataFlowType contentType, DataFlowType containerType
) {
exists(ContentSet cs | c = cs.getAStoreContent() |
storeStep(node1, cs, node2) and
storeStep(node1, c, node2) and
contentType = getNodeDataFlowType(node1) and
containerType = getNodeDataFlowType(node2)
or
@@ -801,12 +801,19 @@ private module Cached {
n1 = node1.(PostUpdateNode).getPreUpdateNode() and
n2 = node2.(PostUpdateNode).getPreUpdateNode()
|
argumentValueFlowsThrough(n2, TReadStepTypesSome(containerType, cs, contentType), n1)
argumentValueFlowsThrough(n2, TReadStepTypesSome(containerType, c, contentType), n1)
or
readSet(n2, cs, n1) and
readSet(n2, c, n1) and
contentType = getNodeDataFlowType(n1) and
containerType = getNodeDataFlowType(n2)
)
}
private predicate store(
Node node1, Content c, Node node2, DataFlowType contentType, DataFlowType containerType
) {
exists(ContentSet cs |
c = cs.getAStoreContent() and storeSet(node1, cs, node2, contentType, containerType)
)
}