Heap-based buffer overflow in erofs-utils - CVE-2023-33552
Published: August 31, 2023 / Updated: September 21, 2023
Vulnerability identifier: #VU80195
CSH Severity: Low
CVSS v4: 7.5 [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]
CVE-ID: CVE-2023-33552
CWE-ID: CWE-122
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vulnerability details
The vulnerability allows a remote attacker to execute arbitrary code on the target system.
The vulnerability exists due to a boundary error within the erofs_read_one_data() function in data.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.
Affected software
erofs-utils
Fedora
erofs-utils
Fedora
erofs-utils
How to mitigate CVE-2023-33552
Install update from vendor's website.
erofs-utils - update to 1.7
erofs-utils - addressed in versions 1.6-3.fc38, 1.6-3.fc39
erofs-utils - addressed in versions 1.6-3.fc38, 1.6-3.fc39