What is CVE-2026-53215?

CVE-2026-53215 is a critical-severity vulnerability in Linux. CVSS score: 9.8/10. Published 2026-06-25.

How severe is CVE-2026-53215?

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

Vulnerability in Linux

CVE-2026-53215

In the Linux kernel, the following vulnerability has been resolved: net: mvpp2: refill RX buffers before XDP or skb use The RX error path returns the current descriptor buffer to the hardware BM pool. That is only valid while the driver…

EPSS: 0.005 (40.1th 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 07dd0a7aae7f72af7cec18909581c2bb570edddc, 95a936364f2685e9e040c6b179b553604d96de22, fba2cf348d9eb50b2049a73cc09313dab6d293f1
Linux Linux_kernel — versions 7.1

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-2026-53215?: CVE-2026-53215 is a critical-severity vulnerability in Linux. CVSS score: 9.8/10. Published 2026-06-25.
How severe is CVE-2026-53215?: Critical severity. CVSS v3 base score is 9.8 out of 10.