Red Hat Security Advisory

RHSA-2026:42552

kernel security, bug fix, and enhancement update

Released 2026-07-21 · Red Hat rating Important · View on Red Hat →

Fixed in

Red Hat Enterprise Linux BaseOS (v. 8) bpftool-4.18.0-553.146.1.el8_10, kernel-4.18.0-553.146.1.el8_10, kernel-abi-stablelists-4.18.0-553.146.1.el8_10 +19
Red Hat Enterprise Linux CRB (v. 8) kernel-tools-libs-devel-4.18.0-553.146.1.el8_10

Fixes 2 records

TI-2026-38158 CVE-2026-53071 · GHSA-g7cw-xhg8-933g

Bluetooth: l2cap: Add missing chan lock in l2cap_ecred_reconf_rsp

MEDIUM 40

In the Linux kernel, the following vulnerability has been resolved: Bluetooth: l2cap: Add missing chan lock in l2cap_ecred_reconf_rsp l2cap_ecred_reconf_rsp() calls l2cap_chan_del() without holding l2cap_chan_lock().

CVSS 3.1HIGH 8.8 Adjacent network No auth No interaction EPSS 0.00429 Published 2026-06-24 Partial fix · 5.10.258, 5.15.209 +6 CWE-416

TI-2026-33841 CVE-2026-46117 · GHSA-c74j-26pg-r222

RDMA/mana: Remove user triggerable WARN_ON() in mana_ib_create_qp_rss()

LOW 35

In the Linux kernel, the following vulnerability has been resolved: RDMA/mana: Remove user triggerable WARN_ON() in mana_ib_create_qp_rss() Sashiko points out that the user can specify WQs sharing the same CQ as a part o…

CVSS 3.1HIGH 7.8 Local Low privileges No interaction EPSS 0.00138 Published 2026-05-28 Fixed in 6.12.91, 6.18.30 +2 CWE-20