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CVE-2021-47149net: fujitsu: fix potential null-ptr-deref
- 5.5MediumCVSS base score
- 0.23%Exploitation in 30 daysEPSS · top 87% of all CVEs
- NoKnown exploitednot in CISA's KEV catalog
- NonePublic exploitsnone known yet
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.
Timeline
ID reserved
By Linux
- 21 days later
· 21 days later
Published
- 2 years later
· 2 years later
Record updated
Changes after publication (a new score, a public exploit, EPSS crossing 1, 10 or 50 %, leaving KEV) are kept since November 2026; earlier ones are not known.
Scores
| Scored by | CVSS | Score | Vector |
|---|---|---|---|
| NVDNVD · Analyzed | 3.1 | Medium5.5 | CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H |
- EPSS (exploitation in 30 days)
- 0.23% · top 87% of all CVEs (12 Nov 2026)
- CISA SSVC
- Exploitation: none · Automatable: no · Technical impact: partial
Loading the EPSS history…
The list uses the assigner's score when there is one, then CISA's, then NVD's: Medium 5.5.
Affected products
- affected 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 – < b92170e209f7746ed72eaac98f2c2f4b9af734e6
- affected 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 – < 6dbf1101594f7c76990b63c35b5a40205a914b6b
- affected 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 – < c4f1c23edbe921ab2ecd6140d700e756cd44c5f7
- affected 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 – < 7883d3895d0fbb0ba9bff0f8665f99974b45210f
- affected 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 – < 22049c3d40f08facd1867548716a484dad6b3251
- affected 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 – < 71723a796ab7881f491d663c6cd94b29be5fba50
- affected 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 – < f14bf57a08779a5dee9936f63ada0149ea89c5e6
- affected 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 – < 52202be1cd996cde6e8969a128dc27ee45a7cb5e
- affected 2.6.12
- unaffected < 2.6.12
- unaffected 4.4.271 – ≤ 4.4.*
- unaffected 4.9.271 – ≤ 4.9.*
- unaffected 4.14.235 – ≤ 4.14.*
- unaffected 4.19.193 – ≤ 4.19.*
- unaffected 5.4.124 – ≤ 5.4.*
- unaffected 5.10.42 – ≤ 5.10.*
- unaffected 5.12.9 – ≤ 5.12.*
- unaffected 5.13 – ≤ *
References
References8
- https://git.kernel.org/stable/c/b92170e209f7746ed72eaac98f2c2f4b9af734e6 (opens in a new tab)x_transferred
- https://git.kernel.org/stable/c/6dbf1101594f7c76990b63c35b5a40205a914b6b (opens in a new tab)x_transferred
- https://git.kernel.org/stable/c/c4f1c23edbe921ab2ecd6140d700e756cd44c5f7 (opens in a new tab)x_transferred
- https://git.kernel.org/stable/c/7883d3895d0fbb0ba9bff0f8665f99974b45210f (opens in a new tab)x_transferred
- https://git.kernel.org/stable/c/22049c3d40f08facd1867548716a484dad6b3251 (opens in a new tab)x_transferred
- https://git.kernel.org/stable/c/71723a796ab7881f491d663c6cd94b29be5fba50 (opens in a new tab)x_transferred
- https://git.kernel.org/stable/c/f14bf57a08779a5dee9936f63ada0149ea89c5e6 (opens in a new tab)x_transferred
- https://git.kernel.org/stable/c/52202be1cd996cde6e8969a128dc27ee45a7cb5e (opens in a new tab)x_transferred
Sources
The same CVE in the primary databases and aggregators, to check against.
- CVE.org record (opens in a new tab)
- CVE List JSON (GitHub) (opens in a new tab)
- NVD (opens in a new tab)
- FIRST EPSS (opens in a new tab)
- EUVD EUVD-2021-33797 (opens in a new tab)
- OSV.dev (opens in a new tab)
- GitHub Advisories (opens in a new tab)
- CIRCL Vulnerability-Lookup (opens in a new tab)
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[](https://cveledger.app/cve/CVE-2021-47149)Record last updated .