CVE-2021-47149

net: fujitsu: fix potential null-ptr-deref

State: Published
Severity: Not scored
Published: Mar 25, 2024
Updated: May 11, 2026
Reserved: Mar 4, 2024

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.

Scores

The record has no CVSS score.

Weaknesses

The record names no weakness.

Affected Products

Product	Versions
LinuxLinux	1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 to before b92170e209f7746ed72eaac98f2c2f4b9af734e6Affected 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 to before 6dbf1101594f7c76990b63c35b5a40205a914b6bAffected 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 to before c4f1c23edbe921ab2ecd6140d700e756cd44c5f7Affected 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 to before 7883d3895d0fbb0ba9bff0f8665f99974b45210fAffected 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 to before 22049c3d40f08facd1867548716a484dad6b3251Affected 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 to before 71723a796ab7881f491d663c6cd94b29be5fba50Affected 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 to before f14bf57a08779a5dee9936f63ada0149ea89c5e6Affected 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 to before 52202be1cd996cde6e8969a128dc27ee45a7cb5eAffected
LinuxLinux	2.6.12Affected before 2.6.12Not affected 4.4.271 through 4.4.Not affected 4.9.271 through 4.9.Not affected 4.14.235 through 4.14.Not affected 4.19.193 through 4.19.Not affected 5.4.124 through 5.4.Not affected 5.10.42 through 5.10.Not affected 5.12.9 through 5.12.*Not affected 5.13 and laterNot affected

Product

Versions

LinuxLinux

1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 to before b92170e209f7746ed72eaac98f2c2f4b9af734e6Affected
1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 to before 6dbf1101594f7c76990b63c35b5a40205a914b6bAffected
1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 to before c4f1c23edbe921ab2ecd6140d700e756cd44c5f7Affected
1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 to before 7883d3895d0fbb0ba9bff0f8665f99974b45210fAffected
1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 to before 22049c3d40f08facd1867548716a484dad6b3251Affected
1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 to before 71723a796ab7881f491d663c6cd94b29be5fba50Affected
1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 to before f14bf57a08779a5dee9936f63ada0149ea89c5e6Affected
1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 to before 52202be1cd996cde6e8969a128dc27ee45a7cb5eAffected

LinuxLinux

2.6.12Affected
before 2.6.12Not affected
4.4.271 through 4.4.*Not affected
4.9.271 through 4.9.*Not affected
4.14.235 through 4.14.*Not affected
4.19.193 through 4.19.*Not affected
5.4.124 through 5.4.*Not affected
5.10.42 through 5.10.*Not affected
5.12.9 through 5.12.*Not affected
5.13 and laterNot affected

References

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