RHSA-2025:10179 - Security Advisory

Topic

An update for kernel is now available for Red Hat Enterprise Linux 8.2 Advanced Update Support.

Red Hat Product Security has rated this update as having a security impact of Moderate. A Common Vulnerability Scoring System (CVSS) base score, which gives a detailed severity rating, is available for each vulnerability from the CVE link(s) in the References section.

Description

The kernel packages contain the Linux kernel, the core of any Linux operating system.

Security Fix(es):

• kernel: um: Fix out-of-bounds read in LDT setup (CVE-2022-49395)
• kernel: Bluetooth: Fix use after free in hci_send_acl (CVE-2022-49111)
• kernel: scsi: libfc: Fix use after free in fc_exch_abts_resp() (CVE-2022-49114)
• kernel: dm ioctl: prevent potential spectre v1 gadget (CVE-2022-49122)
• kernel: mt76: fix use-after-free by removing a non-RCU wcid pointer (CVE-2022-49328)

For more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and other related information, refer to the CVE page(s) listed in the References section.

Solution

For details on how to apply this update, which includes the changes described in this advisory, refer to:

https://access.redhat.com/articles/11258

The system must be rebooted for this update to take effect.

Affected Products

• Red Hat Enterprise Linux Server - AUS 8.2 x86_64

Fixes

• BZ - 2347899 - CVE-2022-49395 kernel: um: Fix out-of-bounds read in LDT setup
• BZ - 2347952 - CVE-2022-49111 kernel: Bluetooth: Fix use after free in hci_send_acl
• BZ - 2348136 - CVE-2022-49114 kernel: scsi: libfc: Fix use after free in fc_exch_abts_resp()
• BZ - 2348154 - CVE-2022-49122 kernel: dm ioctl: prevent potential spectre v1 gadget
• BZ - 2348217 - CVE-2022-49328 kernel: mt76: fix use-after-free by removing a non-RCU wcid pointer

CVEs

• CVE-2022-49111
• CVE-2022-49114
• CVE-2022-49122
• CVE-2022-49328
• CVE-2022-49395

References

• https://access.redhat.com/security/updates/classification/#moderate