CVE-2021-47216: scsi: advansys: Fix kernel pointer leak
Vulnerability summary
CVE-2021-47216 is a medium (CVSS 5.5) vulnerability in linux. EPSS estimates a 0.23% chance of exploitation in the next 30 days, higher than 13.3% of scored vulnerabilities.
Not severe (CVSS 5.5, local access); no exploitation reported by the 5 checked sources
Source freshness unavailable
How is this decided?Advisory lineage
Upstream 0 · Downstream 10 · Related 10Timeline
- 10-04-2024PublishedVulnerability first disclosed.
- 11-05-2026Last modifiedVulnerability information updated.
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.
CVSS metrics
4 scores · 3 sources · 2 versions- OSV · UbuntuEcosystem advisory · calculated5.5MediumCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
- OSV · DebianEcosystem advisory · calculated5.5MediumCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
EPSS trend
Probability
0.23%
Chance of exploitation in the next 30 days
Percentile
13%
Versus all other CVEs
30-day change
No change 0.00 pp
From 0.23% on 04-10-2026
Known exploited
Compare KEV catalogs
CISA KEVNot in the CISA KEV catalog.
ENISA CNWNot in the ENISA CNW catalog.
CIRCLNot in the CIRCL catalog.
Public exploits
0 foundNo public exploits indexed.
Weaknesses
CWE · root causeNo weakness data has been published for this record.
Affected systems
Known conditions: local access, low-privilege account, no user interaction (CVSS vector). Other conditions: not stated in public data.
Ubuntu89 products
- linuxAll versions (No fix recorded) | < 4.15.0-167.175 | < 5.4.0-97.110
- linux-allwinner-5.19All versions (No fix recorded)
- linux-awsAll versions (No fix recorded) | < 4.15.0-1119.127 | < 5.4.0-1064.67
- linux-aws-5.0All versions (No fix recorded)
- linux-aws-5.11All versions (No fix recorded)
Linux2 products
- linux≥ 31491e1ac425edc6b80a670a71ac8d2dfdd78417, < 06d7d12efb5c62db9dea15141ae2b322c2719515 | ≥ 31491e1ac425edc6b80a670a71ac8d2dfdd78417, < ad19f7046c24f95c674fbea21870479b2b9f5bab | ≥ 31491e1ac425edc6b80a670a71ac8d2dfdd78417, < 5612287991debe310c914600599bd59511ababfb | ≥ 31491e1ac425edc6b80a670a71ac8d2dfdd78417, < f5a0ba4a9b5e70e7b2f767636d26523f9d1ac59d | ≥ 31491e1ac425edc6b80a670a71ac8d2dfdd78417, < cc248790bfdcf879e3094fa248c85bf92cdf9dae | ≥ 31491e1ac425edc6b80a670a71ac8d2dfdd78417, < 055eced3edf5b675d12189081303f6285ef26511 | ≥ 31491e1ac425edc6b80a670a71ac8d2dfdd78417, < 27490ae6a85a70242d80615ca74d0362a820d6a7 | ≥ 31491e1ac425edc6b80a670a71ac8d2dfdd78417, < d4996c6eac4c81b8872043e9391563f67f13e406 | 3.10
- linux_kernel< 4.4.293 | ≥ 4.5, < 4.9.291 | ≥ 4.10, < 4.14.256 | ≥ 4.15, < 4.19.218 | ≥ 4.20, < 5.4.162 | ≥ 5.5, < 5.10.82 | ≥ 5.11, < 5.15.5
Debian1 product
- linux< 5.15.5-1
3 vendors · 92 products
