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CVE-2021-44879 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…

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.

Affected products and versions

Product Affected versions Fixed in
n/a Versions not published
RUGGEDCOM RST2428P Versions not published
SCALANCE XC-300/XR-300/XC-400/XR-500WG/XR-500 family Versions not published
SCALANCE XCM-/XRM-/XCH-/XRH-300 family Versions not published
SIMATIC S7-1500 CPU 1518-4 PN/DP MFP 3.1 3.1.0 → < 3.1.5 3.1.5
SIMATIC S7-1500 CPU 1518F-4 PN/DP MFP 3.1 3.1.0 → < 3.1.5 3.1.5
SIMATIC S7-1500 TM MFP - GNU/Linux subsystem 1.1 earliest → < 1.1 1.1
SIPLUS S7-1500 CPU 1518-4 PN/DP MFP 3.1 3.1.0 → < 3.1.5 3.1.5

References

Timeline

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