What is CVE-2021-47176?

CVE-2021-47176 is a medium-severity vulnerability in Linux. CVSS score: 5.5/10. Published 2024-03-25.

How severe is CVE-2021-47176?

Medium severity. CVSS v3 base score is 5.5 out of 10.

Vulnerability in Linux

CVE-2021-47176

In the Linux kernel, the following vulnerability has been resolved: s390/dasd: add missing discipline function Fix crash with illegal operation exception in dasd_device_tasklet. Commit b72949328869 ("s390/dasd: Prepare for additional path event handling") renamed the verify_path function for ECKD but not for FBA and DIAG. This leads to a panic when the path verification function is called for a FBA or DIAG device. Fix by defining a wrapper function for dasd_generic_verify_path().

EPSS: 0.002 (12.9th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 5.5 (Medium). Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H.

Affected products

Linux — versions 5.4.237, 72aebdac390bf0dc04c0385d2db7ee522f4ffa3c, 8bc5a76268fb334236296b4c185b8337e0d85473
Linux Linux_kernel — versions 5.13

References

416baaa9-dc9f-4396-8d5f-8c081fb06d67 (Patch)
416baaa9-dc9f-4396-8d5f-8c081fb06d67 (Patch)
416baaa9-dc9f-4396-8d5f-8c081fb06d67 (Patch)
416baaa9-dc9f-4396-8d5f-8c081fb06d67 (Patch)

Frequently asked questions

What is CVE-2021-47176?: CVE-2021-47176 is a medium-severity vulnerability in Linux. CVSS score: 5.5/10. Published 2024-03-25.
How severe is CVE-2021-47176?: Medium severity. CVSS v3 base score is 5.5 out of 10.