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Exploits
ID:10117 - Exploit for Incorrect authorization in Linux kernel - CVE-2021-3493
ID:10117 - Exploit for Incorrect authorization in Linux kernel - CVE-2021-3493
Published: June 21, 2024
Vulnerability identifier: #VU92413
Vulnerability risk: Low
CVE-ID: CVE-2021-3493
CWE-ID: CWE-863
Exploitation vector: Local access
Vulnerable software:
Linux kernel
Linux kernel
Link to public exploit:
Vulnerability description
The vulnerability allows a local user to execute arbitrary code.
The vulnerability exists due to incorrect authorization error within the validheader() and cap_convert_nscap() functions in security/commoncap.c, within the vfs_setxattr() and setxattr() functions in fs/xattr.c. A local user can execute arbitrary code.
Remediation
Install update from vendor's repository.