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Protobuf DoS #2169

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Merged
tarcieri merged 4 commits into from
Mar 7, 2025
Merged

Protobuf DoS #2169

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e8ea467
Add protobuf issue
DarkaMaul Dec 12, 2024
34c6bb1
Add missing field
DarkaMaul Dec 12, 2024
c41686a
Update crates/protobuf/RUSTSEC-0000-0000.md
DarkaMaul Dec 13, 2024
da7ebd9
Update crates/protobuf/RUSTSEC-0000-0000.md
woodruffw Mar 7, 2025
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22 changes: 22 additions & 0 deletions crates/protobuf/RUSTSEC-0000-0000.md
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```toml
[advisory]
id = "RUSTSEC-0000-0000"
package = "protobuf"
date = "2024-12-12"
url = "https://github.com/stepancheg/rust-protobuf/issues/749"
categories = ["denial-of-service"]
keywords = ["panic"]
related = ["GHSA-735f-pc8j-v9w8"]

[versions]
patched = []

[affected]
functions = { "protobuf::coded_input_stream::CodedInputStream::skip_group" = ["<= 3.4.0"] }
```

# Crash due to uncontrolled recursion in protobuf crate

Affected version of this crate did not properly parse unknown fields when parsing a user-supplied input.

This allows an attacker to cause a stack overflow when parsing the mssage on untrusted data.