CVE-2023-22652 Stack buffer overflow in "read_file" function
A stack buffer overflow in libeconf allows attackers to cause a denial of service via malformed configuration files.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Local or same network only
- Victim action needed
- A user has to click or open something
- Fix
- Available
What is CVE-2023-22652?
CVE-2023-22652 is a low-severity memory corruption vulnerability in openSUSE libeconf, published on 1 Jun 2023. It can only be exploited from the same machine or local network, and only if a user opens a file or follows a link.
Official description
A Buffer Copy without Checking Size of Input ('Classic Buffer Overflow') vulnerability in openSUSE libeconf leads to DoS via malformed config files. This issue affects libeconf: before 0.5.2.
Weakness: CWE-120
Which versions are affected by CVE-2023-22652?
It affects 1 product.
Linux distribution packages (1)
libeconf AlmaLinux:9 | All versions | 0.4.1-3.el9_2 |
Products include Opensuse Libeconf.
How do I fix CVE-2023-22652?
Upgrade to a fixed version.
Upgrade to the fixed version. Memory-safe languages, compiler hardening and fuzzing prevent most new cases. More about Memory corruption.
Is CVE-2023-22652 being exploited?
It is not confirmed as exploited in the wild, but public exploit code for CVE-2023-22652 exists.
Other vulnerabilities in openSUSE libeconf
Sources
Also known as ALSA-2023:4347, BELL-CVE-2023-22652, CVE-2023-30079, DEBIAN-CVE-2023-22652, DLA-4164-1, GHSA-rgj6-mpw9-qm58 and 2 more.