CVE-2019-15550 Out of bounds read in simd-json
An out-of-bounds read in the simd-json Rust crate allows attackers to cause crashes or disclose memory contents.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Over the internet
- Victim action needed
- Not needed
- Fix
- Available
What is CVE-2019-15550?
CVE-2019-15550 is a high-severity memory corruption vulnerability in n/a, published on 26 Aug 2019. An attacker can exploit it over the internet without logging in, with no action from the victim.
Official description
An issue was discovered in the simd-json crate before 0.1.15 for Rust. There is an out-of-bounds read and an incorrect crossing of a page boundary.
Weakness: CWE-125
Which versions are affected by CVE-2019-15550?
3 open source packages ship an affected version, including simd-json. It affects 1 product.
| Package | Affected | Fixed in |
|---|---|---|
simd-json crates.io | From 0.1.13 | 0.1.15 |
simd-json crates.io | From 0.1.13 | 0.1.15 |
simd-json crates.io | From 0.1.14-0 | 0.1.15 |
Products include Simdjson Project Simdjson.
How do I fix CVE-2019-15550?
Upgrade simd-json to 0.1.15 or later.
Upgrade to the fixed version. Memory-safe languages, compiler hardening and fuzzing prevent most new cases. More about Memory corruption.
Is CVE-2019-15550 being exploited?
There is no known exploitation of CVE-2019-15550 in the wild and no public exploit code.
Sources
Also known as GHSA-gwfj-pw2x-h6c2, RUSTSEC-2019-0008.