#VU80194 Heap-based buffer overflow in erofs-utils - CVE-2023-33551
Published: August 31, 2023 / Updated: September 21, 2023
Vulnerability identifier: #VU80194
Vulnerability risk: Low
CVSSv4.0: CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:A/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Clear
CVE-ID: CVE-2023-33551
CWE-ID: CWE-122
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vulnerable software:
erofs-utils
erofs-utils
Software vendor:
kernel.org
kernel.org
Description
The vulnerability allows a remote attacker to execute arbitrary code on the target system.
The vulnerability exists due to a boundary error within the erofsfsck_dirent_iter() function in fsck/main.c. A remote attacker can trick the victim to use a specially crafted filesystem image to trigger a heap-based buffer overflow and execute arbitrary code on the target system.
Successful exploitation of this vulnerability may result in complete compromise of vulnerable system.
Remediation
Install update from vendor's website.