What is CVE-2026-53087?

CVE-2026-53087 is a high-severity vulnerability in Linux, classified under Missing Release of Memory after Effective Lifetime. CVSS score: 7.5/10. Published 2026-06-24.

How severe is CVE-2026-53087?

High severity. CVSS v3 base score is 7.5 out of 10.

Vulnerability in Linux

CVE-2026-53087

In the Linux kernel, the following vulnerability has been resolved: net: bcmgenet: fix leaking free_bds While reclaiming the tx queue we fast forward the write pointer to drop any data in flight. These dropped frames are not added back t…

EPSS: 0.004 (29.8th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 7.5 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H.

Affected products

Linux — versions 6a84791b63044cdee3ab55eb350e6352b751f584, 991cd78f95f2a1d6097669afaff66aeeba35f5fd, 3877efc13053408f4cf2e821006d6ddd1929200f
Linux Linux_kernel

Weakness classification (CWE)

CWE-401 — Missing Release of Memory after Effective Lifetime

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)

Frequently asked questions

What is CVE-2026-53087?: CVE-2026-53087 is a high-severity vulnerability in Linux, classified under Missing Release of Memory after Effective Lifetime. CVSS score: 7.5/10. Published 2026-06-24.
How severe is CVE-2026-53087?: High severity. CVSS v3 base score is 7.5 out of 10.