CVE-2024-53849 Several stack buffer overflows and pointer overflows in editorconfig-core-c
Stack buffer overflows in editorconfig-core-c allow attackers to execute arbitrary code or cause denial of service via crafted patterns.
- Exploited in the wild
- Not known
- Login needed
- Any signed-in user
- Attackable
- Local or same network only
- Victim action needed
- Not needed
- Fix
- Available
What is CVE-2024-53849?
CVE-2024-53849 is a medium-severity memory corruption vulnerability in editorconfig-core-c, published on 26 Nov 2024. It can only be exploited from the same machine or local network, with no action from the victim.
Official description
editorconfig-core-c is theEditorConfig core library written in C (for use by plugins supporting EditorConfig parsing). In affected versions several overflows may occur in switch case '[' when the input pattern contains many escaped characters. The added backslashes leave too little space in the output pattern when processing nested brackets such that the remaining input length exceeds the output capacity. This issue has been addressed in release version 0.12.7. Users are advised to upgrade. There are no known workarounds for this vulnerability.
Weakness: CWE-121
Which versions are affected by CVE-2024-53849?
Linux distribution packages (2)
editorconfig-core-c SUSE:Linux Enterprise Module for Development Tools 15 SP6 | All versions | 0.12.6-150600.3.3.1 |
editorconfig-core-c openSUSE:Leap 15.6 | All versions | 0.12.6-150600.3.3.1 |
How do I fix CVE-2024-53849?
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-2024-53849 being exploited?
There is no known exploitation of CVE-2024-53849 in the wild and no public exploit code.
Sources
Also known as DEBIAN-CVE-2024-53849, GHSA-475j-wc37-6274, SUSE-SU-2024:4152-1, UBUNTU-CVE-2024-53849.