🛡️ UBUNTU-CVE-2021-44879
⚪ Unknown ✅ No Known Exploit OSV
N/A
CVSS Score
0 Low4 Medium7 High9 Critical10

Description

In gc_data_segment in fs/f2fs/gc.c in the Linux kernel before 5.16.3, special files are not considered, leading to a move_data_page NULL pointer dereference.

Details

Severity Unknown
CVSS Score N/A
CVSS Vector CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
CWE N/A
Public Exploit ✅ No
Source OSV
Published 2022-02-14
Updated 2026-06-15
Modified 2026-06-04
Fix URL N/A

Affected Packages

Software From version Fixed in
linux 5.4.0-173.191
linux-aws 5.4.0-1120.130
linux-aws-5.0
linux-aws-5.11
linux-aws-5.13 5.13.0-1022.24~20.04.1
linux-aws-5.3
linux-aws-5.4 5.4.0-1120.130~18.04.1
linux-aws-5.8
linux-aws-fips
linux-aws-hwe
linux-azure 5.4.0-1126.133
linux-azure-4.15
linux-azure-5.11
linux-azure-5.13 5.13.0-1022.26~20.04.1
linux-azure-5.3
linux-azure-5.4 5.4.0-1126.133~18.04.1
linux-azure-5.8
linux-azure-edge
linux-azure-fde
linux-azure-fips
linux-bluefield
linux-fips
linux-gcp 5.4.0-1124.133
linux-gcp-4.15
linux-gcp-5.11
linux-gcp-5.13 5.13.0-1024.29~20.04.1
linux-gcp-5.3
linux-gcp-5.4 5.4.0-1124.133~18.04.1
linux-gcp-5.8
linux-gcp-fips
linux-gke
linux-gke-4.15
linux-gke-5.4
linux-gkeop 5.4.0-1087.91
linux-gkeop-5.4
linux-hwe
linux-hwe-5.11
linux-hwe-5.13 5.13.0-40.45~20.04.1
linux-hwe-5.4 5.4.0-173.191~18.04.1
linux-hwe-5.8
linux-hwe-edge
linux-ibm 5.4.0-1067.72
linux-ibm-5.4 5.4.0-1067.72~18.04.1
linux-intel-5.13 5.13.0-1011.11
linux-intel-iot-realtime
linux-iot 5.4.0-1032.33
linux-kvm 5.4.0-1108.115
linux-lts-xenial
linux-oem
linux-oem-5.10
linux-oem-5.13
linux-oem-5.14 5.14.0-1024.26
linux-oem-5.6
linux-oracle 5.4.0-1119.128
linux-oracle-5.0
linux-oracle-5.11
linux-oracle-5.13 5.13.0-1027.32~20.04.1
linux-oracle-5.3
linux-oracle-5.4 5.4.0-1119.128~18.04.1
linux-oracle-5.8
linux-raspi 5.4.0-1104.116
linux-raspi-5.4 5.4.0-1104.116~18.04.1
linux-raspi-realtime
linux-raspi2
linux-realtime
linux-riscv
linux-riscv-5.11
linux-riscv-5.8
linux-xilinx-zynqmp 5.4.0-1039.43

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