CVE-2023-29415 Denial of service in n/a
A crafted archive causes a process hang in the bzip3 library due to improper interaction with libsais, leading to denial of service.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Over the internet
- Victim action needed
- A user has to click or open something
- Fix
- Available
What is CVE-2023-29415?
CVE-2023-29415 is a medium-severity denial of service vulnerability in Debian Debian Linux, published on 6 Apr 2023. An attacker can exploit it over the internet without logging in, and only if a user opens a file or follows a link.
Official description
An issue was discovered in libbzip3.a in bzip3 before 1.3.0. A denial of service (process hang) can occur with a crafted archive because bzip3 does not follow the required procedure for interacting with libsais.
Which versions are affected by CVE-2023-29415?
It affects 2 products.
Products include Bzip3 Project Bzip3, Debian Debian Linux.
How do I fix CVE-2023-29415?
Upgrade to a fixed version.
Upgrade, then put limits on request size, rate and nesting depth so one client cannot exhaust the service. More about Denial of service.
Is CVE-2023-29415 being exploited?
There is no known exploitation of CVE-2023-29415 in the wild and no public exploit code.
Other vulnerabilities in Debian Debian Linux
Sources
Also known as DEBIAN-CVE-2023-29415, GHSA-x9qg-mxcc-p559, UBUNTU-CVE-2023-29415.