CVE-2021-47149

MEDIUM

Linux Kernel < 4.4.271 - Null Pointer Dereference in fmvj18x_get_hwinfo

Title source: llm
STIX 2.1

Description

In the Linux kernel, the following vulnerability has been resolved: net: fujitsu: fix potential null-ptr-deref In fmvj18x_get_hwinfo(), if ioremap fails there will be NULL pointer deref. To fix this, check the return value of ioremap and return -1 to the caller in case of failure.

References (8)

Core 8

Scores

CVSS v3 5.5
EPSS 0.0023
EPSS Percentile 13.2%
Attack Vector LOCAL
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

CISA SSVC

Vulnrichment
Exploitation none
Automatable no
Technical Impact partial

Details

CWE
CWE-476
Status published
Products (20)
Linux/Linux < 2.6.12
Linux/Linux 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 - 22049c3d40f08facd1867548716a484dad6b3251
Linux/Linux 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 - 52202be1cd996cde6e8969a128dc27ee45a7cb5e
Linux/Linux 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 - 6dbf1101594f7c76990b63c35b5a40205a914b6b
Linux/Linux 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 - 71723a796ab7881f491d663c6cd94b29be5fba50
Linux/Linux 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 - 7883d3895d0fbb0ba9bff0f8665f99974b45210f
Linux/Linux 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 - b92170e209f7746ed72eaac98f2c2f4b9af734e6
Linux/Linux 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 - c4f1c23edbe921ab2ecd6140d700e756cd44c5f7
Linux/Linux 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 - f14bf57a08779a5dee9936f63ada0149ea89c5e6
Linux/Linux 2.6.12
... and 10 more
Published Mar 25, 2024
Tracked Since Feb 18, 2026