CVE-2021-25903 Null pointer deference in cache

High 7.5 Published Updated

A null pointer dereference in the Rust cache crate can cause a denial of service, requiring developers to upgrade the library.

Exploited in the wild
Not known
Login needed
Not needed
Attackable
Over the internet
Victim action needed
Not needed
Fix
None listed

What is CVE-2021-25903?

CVE-2021-25903 is a high-severity vulnerability in n/a, published on 22 Jan 2021. 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 cache crate through 2021-01-01 for Rust. A raw pointer is dereferenced.

Weakness: CWE-476

Which versions are affected by CVE-2021-25903?

3 open source packages ship an affected version, including cache. It affects 1 product.

PackageAffectedFixed in
cache crates.ioAll versions to 0.1.0None
cache crates.ioAll versions to 0.1.0None
cache crates.ioFrom 0.0.0-0None

Products include Cache Project Cache.

How do I fix CVE-2021-25903?

No fix has been published for CVE-2021-25903 yet. Limit exposure of the affected software until one is available.

Is CVE-2021-25903 being exploited?

There is no known exploitation of CVE-2021-25903 in the wild and no public exploit code.

Sources

Also known as GHSA-gh87-6jr3-8q47, RUSTSEC-2021-0006.

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