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Severity
Medium
Analysis Summary
CVE-2021-21781
Linux Kernel could allow an attacker to obtain sensitive information, caused by a flaw in the ARM SIGPAGE function. By executing a specially-crafted application, an attacker could exploit this vulnerability to obtain the contents in the kernel memory, and use this information to launch further attacks against the affected system.
Impact
- Information Theft
Affected Vendors
Linux
Affected Products
- Linux Kernel 5.4.66
- Linux Kernel 5.4.54
Remediation
Refer to Linux Kernel GIT Repository for patch, upgrade or suggested workaround information.