What is CVE-2021-47352?

CVE-2021-47352 is a high-severity vulnerability in Linux, classified under Out-of-bounds Write. CVSS score: 8.4/10. Published 2024-05-21.

How severe is CVE-2021-47352?

High severity. CVSS v3 base score is 8.4 out of 10.

Buffer overflow in Linux

CVE-2021-47352

In the Linux kernel, the following vulnerability has been resolved: virtio-net: Add validation for used length This adds validation for used length (might come from an untrusted device) to avoid data corruption or loss.

Vulnerability class: Buffer Overflow

EPSS: 0.003 (17.6th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 8.4 (High). Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H.

Affected products

Linux — versions f6b10209b90d48a84f886ab2b317b5d2cbfe3143, 4.11, 0
Linux Linux_kernel

Weakness classification (CWE)

CWE-787 — Out-of-bounds Write

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)

Frequently asked questions

What is CVE-2021-47352?: CVE-2021-47352 is a high-severity vulnerability in Linux, classified under Out-of-bounds Write. CVSS score: 8.4/10. Published 2024-05-21.
How severe is CVE-2021-47352?: High severity. CVSS v3 base score is 8.4 out of 10.