Important: kernel security and bug fix update

2022-04-2613:49:36

Google

osv.dev

7.8 High

CVSS3

Attack Vector

LOCAL

Attack Complexity

LOW

Privileges Required

LOW

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

7.7 High

AI Score

Confidence

High

6.9 Medium

CVSS2

Access Vector

LOCAL

Access Complexity

MEDIUM

Authentication

NONE

Confidentiality Impact

COMPLETE

Integrity Impact

COMPLETE

Availability Impact

COMPLETE

AV:L/AC:M/Au:N/C:C/I:C/A:C

0.0004 Low

EPSS

Percentile

11.8%

JSON

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

Security Fix(es):

kernel: use-after-free in RDMA listen() (CVE-2021-4028)
kernel: heap out of bounds write in nf_dup_netdev.c (CVE-2022-25636)

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.

Bug Fix(es):

Backport DFS fixes from upstream (BZ#2056329)
[Rocky Linux8.5] lpfc driver often fails to detect storage directly connected to Broadcom FC HBA (BZ#2058193)
nf_reinject calls nf_queue_entry_free on an already freed entry->state (BZ#2061446)
gfs2 blocking in gdlm_lock (BZ#2069750)