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Severity
Medium
Analysis Summary
CVE-2021-44879
Linux Kernel is vulnerable to a denial of service, caused by a move_data_page NULL pointer dereference flaw in the gc_data_segment function in fs/f2fs/gc.c. By persuading a victim to mount a specially-crafted image file, a remote attacker could exploit this vulnerability to cause a denial of service condition.
Impact
- Denial of Service
Indicators of Compromise
CVE
- CVE-2021-44879
Affected Vendors
Linux
Affected Products
- Linux Kernel 5.16
Remediation
Upgrade to the latest version of Linux Kernel, available from the Linux Kernel GIT Repository.