diff options
Diffstat (limited to 'docs')
| -rw-r--r-- | docs/bugs.json | 2 | ||||
| -rw-r--r-- | docs/bugs.rst | 26 | ||||
| -rw-r--r-- | docs/bugs_by_version.json | 42 |
3 files changed, 45 insertions, 25 deletions
diff --git a/docs/bugs.json b/docs/bugs.json index d50cf597..f80816ee 100644 --- a/docs/bugs.json +++ b/docs/bugs.json @@ -27,7 +27,7 @@ "fixed": "0.4.4" }, { - "name": "StaleKnowledegAboutSHA3", + "name": "StaleKnowledgeAboutSHA3", "summary": "The optimizer did not properly reset its knowledge about SHA3 operations resulting in some hashes (also used for storage variable positions) not being calculated correctly.", "description": "The optimizer performs symbolic execution in order to save re-evaluating expressions whose value is already known. This knowledge was not properly reset across control flow paths and thus the optimizer sometimes thought that the result of a SHA3 operation is already present on the stack. This could result in data corruption by accessing the wrong storage slot.", "severity": "low/medium", diff --git a/docs/bugs.rst b/docs/bugs.rst index be7544d0..083759f3 100644 --- a/docs/bugs.rst +++ b/docs/bugs.rst @@ -6,12 +6,32 @@ List of Known Bugs ################## -Below, you can find a JSON-formatted list of all known security-relevant bugs in the +Below, you can find a JSON-formatted list of known security-relevant bugs in the Solidity compiler. The file itself is hosted in the `Github repository <https://github.com/ethereum/solidity/blob/develop/docs/bugs.json>`_. The list stretches back as far as version 0.3.0, bugs known to be present only -in previous versions are not listed. The JSON file is an array of objects, one for -each bug, with the following keys: +in versions preceding that are not listed. + +There is another file called `bugs_by_version.json +<https://github.com/ethereum/solidity/blob/develop/docs/bugs_by_version.json>`_, +which can be used to check which bugs affect a specific version of the compiler. + +Contract source verification tools and also other tools interacting with +contracts should consult this list according to the following criteria: + + - It is mildly suspicious if a contract was compiled with a nightly + compiler version instead of a released version. These compiler versions + might contain undocumented bugs. + - It is also mildly suspicious if a contract was compiled with a version that was + not the most recent at the time the contract was created. For contracts + created from other contracts, you have to follow the creation chain + back to a transaction and use the date of that transaction as creation date. + - It is highly suspicious if a contract was compiled with a compiler that + contains a known bug and the contract was created at a time where a newer + compiler version containing a fix was already released. + +The JSON file of known bugs below is an array of objects, one for each bug, +with the following keys: name Unique name given to the bug diff --git a/docs/bugs_by_version.json b/docs/bugs_by_version.json index 55df848d..5d119807 100644 --- a/docs/bugs_by_version.json +++ b/docs/bugs_by_version.json @@ -2,7 +2,7 @@ "0.1.0": { "bugs": [ "IdentityPrecompileReturnIgnored", - "StaleKnowledegAboutSHA3", + "StaleKnowledgeAboutSHA3", "SendFailsForZeroEther", "DynamicAllocationInfiniteLoop", "ClearStateOnCodePathJoin", @@ -15,7 +15,7 @@ "0.1.1": { "bugs": [ "IdentityPrecompileReturnIgnored", - "StaleKnowledegAboutSHA3", + "StaleKnowledgeAboutSHA3", "SendFailsForZeroEther", "DynamicAllocationInfiniteLoop", "ClearStateOnCodePathJoin", @@ -28,7 +28,7 @@ "0.1.2": { "bugs": [ "IdentityPrecompileReturnIgnored", - "StaleKnowledegAboutSHA3", + "StaleKnowledgeAboutSHA3", "SendFailsForZeroEther", "DynamicAllocationInfiniteLoop", "ClearStateOnCodePathJoin", @@ -41,7 +41,7 @@ "0.1.3": { "bugs": [ "IdentityPrecompileReturnIgnored", - "StaleKnowledegAboutSHA3", + "StaleKnowledgeAboutSHA3", "SendFailsForZeroEther", "DynamicAllocationInfiniteLoop", "ClearStateOnCodePathJoin", @@ -54,7 +54,7 @@ "0.1.4": { "bugs": [ "IdentityPrecompileReturnIgnored", - "StaleKnowledegAboutSHA3", + "StaleKnowledgeAboutSHA3", "SendFailsForZeroEther", "DynamicAllocationInfiniteLoop", "ClearStateOnCodePathJoin", @@ -67,7 +67,7 @@ "0.1.5": { "bugs": [ "IdentityPrecompileReturnIgnored", - "StaleKnowledegAboutSHA3", + "StaleKnowledgeAboutSHA3", "SendFailsForZeroEther", "DynamicAllocationInfiniteLoop", "ClearStateOnCodePathJoin", @@ -81,7 +81,7 @@ "bugs": [ "IdentityPrecompileReturnIgnored", "HighOrderByteCleanStorage", - "StaleKnowledegAboutSHA3", + "StaleKnowledgeAboutSHA3", "SendFailsForZeroEther", "DynamicAllocationInfiniteLoop", "ClearStateOnCodePathJoin", @@ -95,7 +95,7 @@ "bugs": [ "IdentityPrecompileReturnIgnored", "HighOrderByteCleanStorage", - "StaleKnowledegAboutSHA3", + "StaleKnowledgeAboutSHA3", "SendFailsForZeroEther", "DynamicAllocationInfiniteLoop", "ClearStateOnCodePathJoin", @@ -109,7 +109,7 @@ "bugs": [ "IdentityPrecompileReturnIgnored", "HighOrderByteCleanStorage", - "StaleKnowledegAboutSHA3", + "StaleKnowledgeAboutSHA3", "SendFailsForZeroEther", "DynamicAllocationInfiniteLoop", "ClearStateOnCodePathJoin", @@ -123,7 +123,7 @@ "bugs": [ "IdentityPrecompileReturnIgnored", "HighOrderByteCleanStorage", - "StaleKnowledegAboutSHA3", + "StaleKnowledgeAboutSHA3", "SendFailsForZeroEther", "DynamicAllocationInfiniteLoop", "ClearStateOnCodePathJoin", @@ -137,7 +137,7 @@ "bugs": [ "IdentityPrecompileReturnIgnored", "HighOrderByteCleanStorage", - "StaleKnowledegAboutSHA3", + "StaleKnowledgeAboutSHA3", "SendFailsForZeroEther", "DynamicAllocationInfiniteLoop", "ClearStateOnCodePathJoin", @@ -151,7 +151,7 @@ "bugs": [ "IdentityPrecompileReturnIgnored", "HighOrderByteCleanStorage", - "StaleKnowledegAboutSHA3", + "StaleKnowledgeAboutSHA3", "SendFailsForZeroEther", "DynamicAllocationInfiniteLoop", "ClearStateOnCodePathJoin", @@ -164,7 +164,7 @@ "bugs": [ "IdentityPrecompileReturnIgnored", "HighOrderByteCleanStorage", - "StaleKnowledegAboutSHA3", + "StaleKnowledgeAboutSHA3", "SendFailsForZeroEther", "DynamicAllocationInfiniteLoop", "ClearStateOnCodePathJoin", @@ -176,7 +176,7 @@ "bugs": [ "IdentityPrecompileReturnIgnored", "HighOrderByteCleanStorage", - "StaleKnowledegAboutSHA3", + "StaleKnowledgeAboutSHA3", "SendFailsForZeroEther", "DynamicAllocationInfiniteLoop", "ClearStateOnCodePathJoin", @@ -188,7 +188,7 @@ "bugs": [ "IdentityPrecompileReturnIgnored", "HighOrderByteCleanStorage", - "StaleKnowledegAboutSHA3", + "StaleKnowledgeAboutSHA3", "SendFailsForZeroEther", "DynamicAllocationInfiniteLoop", "ClearStateOnCodePathJoin" @@ -199,7 +199,7 @@ "bugs": [ "IdentityPrecompileReturnIgnored", "HighOrderByteCleanStorage", - "StaleKnowledegAboutSHA3", + "StaleKnowledgeAboutSHA3", "SendFailsForZeroEther", "DynamicAllocationInfiniteLoop", "ClearStateOnCodePathJoin" @@ -210,7 +210,7 @@ "bugs": [ "IdentityPrecompileReturnIgnored", "HighOrderByteCleanStorage", - "StaleKnowledegAboutSHA3", + "StaleKnowledgeAboutSHA3", "SendFailsForZeroEther", "DynamicAllocationInfiniteLoop", "ClearStateOnCodePathJoin" @@ -221,7 +221,7 @@ "bugs": [ "IdentityPrecompileReturnIgnored", "HighOrderByteCleanStorage", - "StaleKnowledegAboutSHA3", + "StaleKnowledgeAboutSHA3", "SendFailsForZeroEther" ], "released": "2016-08-10" @@ -230,7 +230,7 @@ "bugs": [ "IdentityPrecompileReturnIgnored", "HighOrderByteCleanStorage", - "StaleKnowledegAboutSHA3", + "StaleKnowledgeAboutSHA3", "LibrariesNotCallableFromPayableFunctions" ], "released": "2016-09-08" @@ -239,7 +239,7 @@ "bugs": [ "IdentityPrecompileReturnIgnored", "HighOrderByteCleanStorage", - "StaleKnowledegAboutSHA3", + "StaleKnowledgeAboutSHA3", "LibrariesNotCallableFromPayableFunctions" ], "released": "2016-09-09" @@ -252,7 +252,7 @@ "bugs": [ "IdentityPrecompileReturnIgnored", "HighOrderByteCleanStorage", - "StaleKnowledegAboutSHA3" + "StaleKnowledgeAboutSHA3" ], "released": "2016-09-17" }, |