Red Hat Security Advisory

RHSA-2021:2570

kernel security and bug fix update

Released 2021-06-29 · Red Hat rating Important · View on Red Hat →

Fixed in

Red Hat CodeReady Linux Builder (v. 8) kernel-tools-libs-devel-4.18.0-305.7.1.el8_4
Red Hat Enterprise Linux BaseOS (v. 8) bpftool-4.18.0-305.7.1.el8_4, kernel-4.18.0-305.7.1.el8_4, kernel-abi-stablelists-4.18.0-305.7.1.el8_4 +19

TI-2021-12638 CVE-2021-33034 · GHSA-3qpw-8jg3-xjrh

LOW 36

In the Linux kernel before 5.12.4, net/bluetooth/hci_event.c has a use-after-free when destroying an hci_chan, aka CID-5c4c8c954409.

CVSS 3.1HIGH 7.8 Local Low privileges No interaction EPSS 0.00826 Published 2021-05-14 Fixed CWE-416

TI-2020-16178 CVE-2020-26541 · GHSA-f823-qm69-5873

LOW 29

The Linux kernel through 5.8.13 does not properly enforce the Secure Boot Forbidden Signature Database (aka dbx) protection mechanism.

CVSS 3.1MEDIUM 6.5 Local High privileges User interaction EPSS 0.00528 Published 2020-10-02 Partial fix