CVE-2020-35900 use-after-free vulnerability in Rust array-queue
A use-after-free vulnerability in the Rust array-queue crate allows attackers to potentially execute arbitrary code or cause a denial of service.
- Exploited in the wild
- Not known
- Login needed
- Any signed-in user
- Attackable
- Local or same network only
- Victim action needed
- Not needed
- Fix
- None listed
What is CVE-2020-35900?
CVE-2020-35900 is a medium-severity use after free vulnerability in n/a, published on 31 Dec 2020. It can only be exploited from the same machine or local network, with no action from the victim.
Official description
An issue was discovered in the array-queue crate through 2020-09-26 for Rust. A pop_back() call may lead to a use-after-free.
Weakness: CWE-416
Which versions are affected by CVE-2020-35900?
3 open source packages ship an affected version, including array-queue. It affects 1 product.
| Package | Affected | Fixed in |
|---|---|---|
array-queue crates.io | From 0.3.0 | None |
array-queue crates.io | From 0.3.0 to 0.3.3 | None |
array-queue crates.io | From 0.3.0 to 0.3.3 | None |
Products include Array-Queue Project Array-Queue.
How do I fix CVE-2020-35900?
No fix has been published for CVE-2020-35900 yet. Limit exposure of the affected software until one is available.
Upgrade to the fixed version. These bugs are found with fuzzing and sanitisers and avoided by memory-safe languages. More about Use after free.
Is CVE-2020-35900 being exploited?
There is no known exploitation of CVE-2020-35900 in the wild and no public exploit code.
Sources
Also known as GHSA-75cq-g75g-rxff, RUSTSEC-2020-0047.