CVE-2021-47216
CVE-2021-47216 is a medium-severity vulnerability in Linux Linux Kernel with a CVSS 3.x base score of 5.5. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low.
Key facts
- Severity: Medium (CVSS 3.x base score 5.5)
- EPSS exploit prediction: 0% (13th percentile)
- Actively exploited: Not listed in CISA KEV
- EU (EUVD) id: EUVD-2021-33864
- Affected product: Linux Linux Kernel
- Published:
- Last modified:
Description
In the Linux kernel, the following vulnerability has been resolved: scsi: advansys: Fix kernel pointer leak Pointers should be printed with %p or %px rather than cast to 'unsigned long' and printed with %lx. Change %lx to %p to print the hashed pointer.
Frequently asked questions
- What is CVE-2021-47216?
- In the Linux kernel, the following vulnerability has been resolved: scsi: advansys: Fix kernel pointer leak Pointers should be printed with %p or %px rather than cast to 'unsigned long' and printed with %lx. Change %lx to %p to print the hashed pointer.
- How severe is CVE-2021-47216?
- CVE-2021-47216 has a CVSS 3.x base score of 5.5, rated medium severity. It is exploitable over local access with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is none, integrity none, and availability high.
- Is CVE-2021-47216 being actively exploited?
- It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (13th percentile), an estimate of the probability of exploitation in the next 30 days.
- What products are affected by CVE-2021-47216?
- CVE-2021-47216 affects Linux Linux Kernel. See the affected-products list for the exact vulnerable versions.
- How do I fix CVE-2021-47216?
- Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
- Does CVE-2021-47216 have an EU (EUVD) identifier?
- Yes. CVE-2021-47216 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2021-33864.
- When was CVE-2021-47216 published?
- CVE-2021-47216 was published on 2024-04-10 and last updated on 2026-06-17.
References
- https://git.kernel.org/stable/c/055eced3edf5b675d12189081303f6285ef26511
- https://git.kernel.org/stable/c/06d7d12efb5c62db9dea15141ae2b322c2719515
- https://git.kernel.org/stable/c/27490ae6a85a70242d80615ca74d0362a820d6a7
- https://git.kernel.org/stable/c/5612287991debe310c914600599bd59511ababfb
- https://git.kernel.org/stable/c/ad19f7046c24f95c674fbea21870479b2b9f5bab
- https://git.kernel.org/stable/c/cc248790bfdcf879e3094fa248c85bf92cdf9dae
- https://git.kernel.org/stable/c/d4996c6eac4c81b8872043e9391563f67f13e406
- https://git.kernel.org/stable/c/f5a0ba4a9b5e70e7b2f767636d26523f9d1ac59d
Affected products (1)
- cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*
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