What is CVE-2021-47548?

CVE-2021-47548 is a critical-severity vulnerability in Linux, classified under Improper Validation of Array Index. CVSS score: 9.8/10. Published 2024-05-24.

How severe is CVE-2021-47548?

Critical severity. CVSS v3 base score is 9.8 out of 10.

Vulnerability in Linux

CVE-2021-47548

In the Linux kernel, the following vulnerability has been resolved: ethernet: hisilicon: hns: hns_dsaf_misc: fix a possible array overflow in hns_dsaf_ge_srst_by_port() The if statement: if (port >= DSAF_GE_NUM) return; limits…

EPSS: 0.014 (68.2th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 9.8 (Critical). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H.

Affected products

Linux — versions 850bfa3b78ea8849fef78ed74f5f2ccf947db0ca, 4.7, 0
Linux Linux_kernel — versions 5.16

Weakness classification (CWE)

CWE-129 — Improper Validation of Array Index

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

Frequently asked questions

What is CVE-2021-47548?: CVE-2021-47548 is a critical-severity vulnerability in Linux, classified under Improper Validation of Array Index. CVSS score: 9.8/10. Published 2024-05-24.
How severe is CVE-2021-47548?: Critical severity. CVSS v3 base score is 9.8 out of 10.