CVE-2026-53088
Linux Kernel vulnerability
- Published24 Jun 2026
Description
In the Linux kernel, the following vulnerability has been resolved: net: bcmgenet: fix off-by-one in bcmgenet_put_txcb The write_ptr points to the next open tx_cb. We want to return the tx_cb that gets rewinded, so we must rewind the pointer first then return the tx_cb that it points to. That way the txcb can be correctly cleaned up.
CVSS 3.1 breakdown
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:HAffected products
Remediation
- https://git.kernel.org/stable/c/14e9f86564fff7bcf7f45c1b69080e837b31d185
- https://git.kernel.org/stable/c/29394f722f620281f2ee9a47f947734e53d72c90
- https://git.kernel.org/stable/c/2a74590170427a3ca7cc4bb8690cdd559129c29c
- https://git.kernel.org/stable/c/4cab761fc51c65aef741fcece4a18f3554edbc09
- https://git.kernel.org/stable/c/57f3f53d2c9c5a9e133596e2f7bc1c50688a6d38
- https://git.kernel.org/stable/c/72df896e31ddd06fcc5a789f025ad7a62a18bc9b
References
- https://git.kernel.org/stable/c/14e9f86564fff7bcf7f45c1b69080e837b31d185
- https://git.kernel.org/stable/c/29394f722f620281f2ee9a47f947734e53d72c90
- https://git.kernel.org/stable/c/2a74590170427a3ca7cc4bb8690cdd559129c29c
- https://git.kernel.org/stable/c/4cab761fc51c65aef741fcece4a18f3554edbc09
- https://git.kernel.org/stable/c/57f3f53d2c9c5a9e133596e2f7bc1c50688a6d38
- https://git.kernel.org/stable/c/72df896e31ddd06fcc5a789f025ad7a62a18bc9b
- https://git.kernel.org/stable/c/85f34ec320d3881badfd4edc5fee5cd5012bb54d
- https://git.kernel.org/stable/c/fb9a3c1f547d0ff024dbfe7b6f327626ddf0a3de
Related CVEs
Recent high-severity vulnerabilities sharing a weakness type.
Frequently asked
Is CVE-2026-53088 being actively exploited?
CVE-2026-53088 is not in the CISA KEV catalog. Its EPSS exploit probability is 0.76%.
How severe is CVE-2026-53088?
CVE-2026-53088 has a CVSS 3.1 base score of 9.8, rated critical. EPSS estimates a 0.76% probability of exploitation.
Which products are affected by CVE-2026-53088?
Affected products include Linux Kernel.
How do I fix CVE-2026-53088?
Upgrade affected software to a fixed version, for example Linux Kernel 3.17 or later, then confirm no affected versions remain in your inventory.
How Secuno handles this
Secuno correlates vulnerabilities like CVE-2026-53088 against the real software inventory on every managed device, as each hourly inventory arrives. Rather than a static severity, each match is scored in context: exploit availability, EPSS, the asset's exposure, and business criticality decide where it lands in the queue. If an affected version is present anywhere across your portfolio, it surfaces automatically with a prioritised remediation path.
Data from the NVD, CISA KEV catalog and FIRST EPSS. CVSS 3.1 base score shown where available.