Out-of-bounds read in SQLite - CVE-2021-31239
Published: June 29, 2023
Vulnerability identifier: #VU77807
CSH Severity: Low
CVSS v4.0: CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:U/U:Clear
CVE-ID: CVE-2021-31239
CWE-ID: CWE-125
Exploitation vector: Local access
Exploit availability:
No public exploit available
Vendor: SQLite
Affected software:
SQLite
SQLite
Detailed vulnerability description
The vulnerability allows a local user to perform a denial of service (DoS) attack.
The vulnerability exists due to a boundary condition in ext/misc/appendvfs.c. A local user can trigger an out-of-bounds read error and crash the database.
How to mitigate CVE-2021-31239
Install updates from vendor's website.