PT-2021-6890

CVE-2021-4148

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Published

2021-10-28

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Updated

2025-01-24

Description by

CVSS 4.0
6.8
Medium
MetricsAV:L/AC:L/AT:N/PR:H/UI:N/VC:N/VI:L/VA:H/SC:N/SI:N/SA:N
Name of the Vulnerable Software and Affected Versions Linux kernel (affected versions not specified)
Description A issue was found in the Linux kernel's block invalidatepage function in fs/buffer.c in the filesystem. The problem is related to a missing sanity check, which may allow a local attacker with user privilege to cause a denial of service problem. The exploitation of this issue can lead to a disruption in service.
Recommendations At the moment, there is no information about a newer version that contains a fix for this vulnerability.
Exploitability
Exploit
Impacts
Researchers
Vendors
Affected products
Related identifiers
ALT-PU-2021-3220
ALT-PU-2021-3232
ALT-PU-2021-3270
ALT-PU-2021-3563
ALT-PU-2021-3573
ALT-PU-2022-1240
ALT-PU-2022-1419
ALT-PU-2022-1421
ALT-PU-2023-1814
ALT-PU-2023-4894
OPENSUSE-SU-2024_2189-1
SUSE-SU-2024:2008-1
SUSE-SU-2024:2019-1
SUSE-SU-2024:2189-1
SUSE-SU-2024:2190-1
SUSE-SU-2025:0231-1
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