How many CVEs have patched defined_memory_index?

2 published CVEs changed defined_memory_index in bytecodealliance/wasmtime, in 2 distinct patches totalling 26 changed lines, between 2022 and 2022.

What is the latest CVE that changed defined_memory_index?

CVE-2022-39392 (Wasmtime out of bounds read/write with zero-memory-pages configuration), published 2022-11-10, changed lines 389 to 402 of crates/runtime/src/instance/allocator/pooling.rs.

How does defined_memory_index compare to the rest of bytecodealliance/wasmtime?

bytecodealliance/wasmtime has 27 CVEs with a located fix in total; 2 of them changed defined_memory_index.

What do the line numbers refer to?

Line numbers are in the fixed version of the file, as the upstream patch left it. A CVE whose fix was backported to several branches is listed once, with the lines from the upstream commit.

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Wasmtime
Defined_memory_index

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Patched Functions
Bytecodealliance
Wasmtime
Defined_memory_index

defined_memory_index in bytecodealliance/wasmtime: Patched by 2 CVEs

bytecodealliance/wasmtime

Function

defined_memory_index

Name: defined_memory_index in bytecodealliance/wasmtime: CVE fixes
Creator: RadicalNotion.AI
License: https://creativecommons.org/licenses/by-nc/4.0/

crates/runtime/src/instance/allocator/pooling.rs

Last patched November 10, 2022

CVEs

That changed this function

Distinct patches

Backports counted once

Lines changed

Added plus removed

2022

Years

By CVE publication date

Overview

defined_memory_index in bytecodealliance/wasmtime was changed by 2 published CVE fixes in 2022, in 2 distinct patches that added or removed 26 lines in total.

bytecodealliance/wasmtime has 27 CVEs with a located fix in total, so 7% of them touched this function.

CVEs that patched it

Every published CVE whose fix changed defined_memory_index, newest first, with the lines each fix touched.

Wasmtime out of bounds read/write with zero-memory-pages configuration
CVE-2022-39392 · lines 389–402 · +14 −0
High · CVSS 7.4
EPSS 0.6%2022-11-10
Wasmtime may have data leakage between instances in the pooling allocator
CVE-2022-39393 · lines 308–319 · +12 −0
High · CVSS 8.6
EPSS 0.7%2022-11-10

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Other functions in these files

Functions in the same file that CVE fixes also changed.

1clear_and_remain_readycrates/runtime/src/instance/allocator/pooling.rs1 CVEs · 1 patches2022
2defaultcrates/runtime/src/instance/allocator/pooling.rs1 CVEs · 1 patches2022
3skipcrates/runtime/src/instance/allocator/pooling.rs1 CVEs · 1 patches2022

Other hotspots in the repository

Functions in bytecodealliance/wasmtime changed by the most CVE fixes.

and_then2 CVEs · crates/wasmtime/src/runtime/component/values.rs hostcall_fuel2 CVEs · crates/wasmtime/src/runtime/component/store.rs Done2 CVEs · crates/wasi-http/src/types_impl.rs Err2 CVEs · crates/wasi-http/src/body.rs Some2 CVEs · crates/wasi-http/src/body.rs as_ref2 CVEs · crates/wasi-http/src/types_impl.rs

All patched functions in bytecodealliance/wasmtime

Frequently asked questions

Common questions about CVE fixes to defined_memory_index.

How many CVEs have patched defined_memory_index?: 2 published CVEs changed defined_memory_index in bytecodealliance/wasmtime, in 2 distinct patches totalling 26 changed lines, between 2022 and 2022.
What is the latest CVE that changed defined_memory_index?: CVE-2022-39392 (Wasmtime out of bounds read/write with zero-memory-pages configuration), published 2022-11-10, changed lines 389 to 402 of crates/runtime/src/instance/allocator/pooling.rs.
How does defined_memory_index compare to the rest of bytecodealliance/wasmtime?: bytecodealliance/wasmtime has 27 CVEs with a located fix in total; 2 of them changed defined_memory_index.
What do the line numbers refer to?: Line numbers are in the fixed version of the file, as the upstream patch left it. A CVE whose fix was backported to several branches is listed once, with the lines from the upstream commit.

References

crates/runtime/src/instance/allocator/pooling.rs on GitHub (opens in a new tab)
All patched functions in bytecodealliance/wasmtime
Patched functions directory

Fix locations are computed by RadicalNotion.AI from the upstream patch diff of each CVE. CVE data is sourced from the CVE Program.

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