Issued:: 2024-08-13
Updated:: 2024-08-20

RHSA-2024:5255 - Important: kernel security update

Synopsis

Important: kernel security update

Type/Severity

Security Advisory Important

Topic

An update for kernel is now available for Red Hat Enterprise Linux 8.8 Extended Update Support.

Red Hat Product Security has rated this update as having a security impact of Important. 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):

hw amd: Return Address Predictor vulnerability leading to information disclosure (AMD-SN-7005,CVE-2023-20569,RAS)
kernel: tls: race between tx work scheduling and socket close (CVE-2024-26585)
kernel: tls: handle backlogging of crypto requests (CVE-2024-26584)
kernel: tls: race between async notify and socket close (CVE-2024-26583)
kernel: gfs2: Fix kernel NULL pointer dereference in gfs2_rgrp_dump (CVE-2023-52448)
kernel: vt: fix memory overlapping when deleting chars in the buffer (CVE-2022-48627)
kernel: net/sched: act_ct: fix skb leak and crash on ooo frags (CVE-2023-52610)
kernel: tcp: add sanity checks to rx zerocopy (CVE-2024-26640)
kernel: fs/proc: do_task_stat: use sig->stats_lock to gather the threads/children stats (CVE-2024-26686)
kernel: ext4: fix double-free of blocks due to wrong extents moved_len (CVE-2024-26704)
kernel: ext4: avoid allocating blocks from corrupted group in ext4_mb_try_best_found() (CVE-2024-26773)
kernel: arp: Prevent overflow in arp_req_get(). (CVE-2024-26733)
kernel: NFSv4.2: fix nfs4_listxattr kernel BUG at mm/usercopy.c:102 (CVE-2024-26870)
kernel: TIPC message reassembly use-after-free remote code execution vulnerability (CVE-2024-36886)
kernel: Squashfs: check the inode number is not the invalid value of zero (CVE-2024-26982)
kernel: mlxsw: spectrum_acl_tcam: Fix memory leak when canceling rehash work (CVE-2024-35852)
kernel: tcp: properly terminate timers for kernel sockets (CVE-2024-35910)
kernel: mm/hugetlb: fix missing hugetlb_lock for resv uncharge (CVE-2024-36000)
kernel: i40e: fix vf may be used uninitialized in this function warning (CVE-2024-36020)
kernel: net: CVE-2024-36971 kernel: UAF in network route management (CVE-2024-36971)
kernel: net/mlx5: Discard command completions in internal error (CVE-2024-38555)
kernel: net: bridge: xmit: make sure we have at least eth header len bytes (CVE-2024-38538)

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

Product	Version	Arch
Red Hat Enterprise Linux for x86_64 - Update Services for SAP Solutions	8.8	x86_64
Red Hat Enterprise Linux for x86_64 - Extended Update Support	8.8	x86_64
Red Hat Enterprise Linux for x86_64 - Extended Update Support Extension	8.8	x86_64
Red Hat Enterprise Linux for Power, little endian - Extended Update Support	8.8	ppc64le
Red Hat Enterprise Linux for IBM z Systems - Extended Update Support	8.8	s390x
Red Hat Enterprise Linux for ARM 64 - Extended Update Support	8.8	aarch64
Red Hat Enterprise Linux Server for Power LE - Update Services for SAP Solutions	8.8	ppc64le
Red Hat Enterprise Linux Server - TUS	8.8	x86_64
Red Hat CodeReady Linux Builder for x86_64 - Extended Update Support	8.8	x86_64
Red Hat CodeReady Linux Builder for Power, little endian - Extended Update Support	8.8	ppc64le
Red Hat CodeReady Linux Builder for ARM 64 - Extended Update Support	8.8	aarch64

Updated Packages

kernel-debug-debuginfo-4.18.0-477.67.1.el8_8.aarch64.rpm
kernel-debuginfo-common-x86_64-4.18.0-477.67.1.el8_8.x86_64.rpm
bpftool-4.18.0-477.67.1.el8_8.x86_64.rpm
kernel-devel-4.18.0-477.67.1.el8_8.ppc64le.rpm
kernel-modules-4.18.0-477.67.1.el8_8.aarch64.rpm
kernel-modules-extra-4.18.0-477.67.1.el8_8.aarch64.rpm
kernel-tools-libs-4.18.0-477.67.1.el8_8.aarch64.rpm
kernel-4.18.0-477.67.1.el8_8.ppc64le.rpm
kernel-doc-4.18.0-477.67.1.el8_8.noarch.rpm
kernel-tools-debuginfo-4.18.0-477.67.1.el8_8.ppc64le.rpm
kernel-debug-modules-4.18.0-477.67.1.el8_8.x86_64.rpm
kernel-headers-4.18.0-477.67.1.el8_8.x86_64.rpm
kernel-tools-4.18.0-477.67.1.el8_8.aarch64.rpm
perf-debuginfo-4.18.0-477.67.1.el8_8.s390x.rpm
kernel-zfcpdump-core-4.18.0-477.67.1.el8_8.s390x.rpm
python3-perf-debuginfo-4.18.0-477.67.1.el8_8.aarch64.rpm
perf-4.18.0-477.67.1.el8_8.ppc64le.rpm
python3-perf-debuginfo-4.18.0-477.67.1.el8_8.ppc64le.rpm
bpftool-debuginfo-4.18.0-477.67.1.el8_8.x86_64.rpm
kernel-tools-libs-devel-4.18.0-477.67.1.el8_8.aarch64.rpm
perf-debuginfo-4.18.0-477.67.1.el8_8.ppc64le.rpm
bpftool-4.18.0-477.67.1.el8_8.aarch64.rpm
python3-perf-4.18.0-477.67.1.el8_8.aarch64.rpm
kernel-debug-modules-extra-4.18.0-477.67.1.el8_8.aarch64.rpm
bpftool-4.18.0-477.67.1.el8_8.s390x.rpm
kernel-debug-4.18.0-477.67.1.el8_8.s390x.rpm
perf-4.18.0-477.67.1.el8_8.s390x.rpm
kernel-tools-libs-devel-4.18.0-477.67.1.el8_8.ppc64le.rpm
kernel-debuginfo-4.18.0-477.67.1.el8_8.x86_64.rpm
kernel-tools-4.18.0-477.67.1.el8_8.ppc64le.rpm
kernel-tools-debuginfo-4.18.0-477.67.1.el8_8.aarch64.rpm
kernel-debug-modules-extra-4.18.0-477.67.1.el8_8.x86_64.rpm
kernel-zfcpdump-modules-4.18.0-477.67.1.el8_8.s390x.rpm
bpftool-debuginfo-4.18.0-477.67.1.el8_8.aarch64.rpm
kernel-modules-4.18.0-477.67.1.el8_8.x86_64.rpm
kernel-tools-debuginfo-4.18.0-477.67.1.el8_8.s390x.rpm
kernel-tools-4.18.0-477.67.1.el8_8.x86_64.rpm
perf-4.18.0-477.67.1.el8_8.x86_64.rpm
kernel-debuginfo-common-s390x-4.18.0-477.67.1.el8_8.s390x.rpm
kernel-debug-core-4.18.0-477.67.1.el8_8.s390x.rpm
python3-perf-4.18.0-477.67.1.el8_8.s390x.rpm
kernel-debug-4.18.0-477.67.1.el8_8.ppc64le.rpm
kernel-debug-devel-4.18.0-477.67.1.el8_8.aarch64.rpm
kernel-devel-4.18.0-477.67.1.el8_8.x86_64.rpm
kernel-headers-4.18.0-477.67.1.el8_8.aarch64.rpm
kernel-headers-4.18.0-477.67.1.el8_8.s390x.rpm
kernel-core-4.18.0-477.67.1.el8_8.ppc64le.rpm
kernel-debug-modules-extra-4.18.0-477.67.1.el8_8.ppc64le.rpm
kernel-debuginfo-common-ppc64le-4.18.0-477.67.1.el8_8.ppc64le.rpm
kernel-tools-libs-devel-4.18.0-477.67.1.el8_8.x86_64.rpm
kernel-zfcpdump-4.18.0-477.67.1.el8_8.s390x.rpm
python3-perf-4.18.0-477.67.1.el8_8.x86_64.rpm
kernel-modules-4.18.0-477.67.1.el8_8.s390x.rpm
kernel-tools-libs-4.18.0-477.67.1.el8_8.x86_64.rpm
kernel-4.18.0-477.67.1.el8_8.src.rpm
kernel-cross-headers-4.18.0-477.67.1.el8_8.aarch64.rpm
bpftool-4.18.0-477.67.1.el8_8.ppc64le.rpm
kernel-debug-modules-4.18.0-477.67.1.el8_8.s390x.rpm
kernel-core-4.18.0-477.67.1.el8_8.s390x.rpm
kernel-cross-headers-4.18.0-477.67.1.el8_8.x86_64.rpm
kernel-4.18.0-477.67.1.el8_8.aarch64.rpm
kernel-debuginfo-4.18.0-477.67.1.el8_8.aarch64.rpm
kernel-core-4.18.0-477.67.1.el8_8.aarch64.rpm
kernel-debug-core-4.18.0-477.67.1.el8_8.aarch64.rpm
kernel-modules-4.18.0-477.67.1.el8_8.ppc64le.rpm
kernel-4.18.0-477.67.1.el8_8.s390x.rpm
kernel-tools-4.18.0-477.67.1.el8_8.s390x.rpm
kernel-debug-devel-4.18.0-477.67.1.el8_8.s390x.rpm
kernel-debug-modules-4.18.0-477.67.1.el8_8.aarch64.rpm
kernel-tools-debuginfo-4.18.0-477.67.1.el8_8.x86_64.rpm
kernel-zfcpdump-devel-4.18.0-477.67.1.el8_8.s390x.rpm
perf-debuginfo-4.18.0-477.67.1.el8_8.aarch64.rpm
python3-perf-debuginfo-4.18.0-477.67.1.el8_8.s390x.rpm
kernel-debug-devel-4.18.0-477.67.1.el8_8.x86_64.rpm
kernel-cross-headers-4.18.0-477.67.1.el8_8.s390x.rpm
bpftool-debuginfo-4.18.0-477.67.1.el8_8.ppc64le.rpm
kernel-4.18.0-477.67.1.el8_8.x86_64.rpm
kernel-devel-4.18.0-477.67.1.el8_8.aarch64.rpm
kernel-core-4.18.0-477.67.1.el8_8.x86_64.rpm
kernel-modules-extra-4.18.0-477.67.1.el8_8.s390x.rpm
kernel-zfcpdump-debuginfo-4.18.0-477.67.1.el8_8.s390x.rpm
kernel-zfcpdump-modules-extra-4.18.0-477.67.1.el8_8.s390x.rpm
kernel-abi-stablelists-4.18.0-477.67.1.el8_8.noarch.rpm
kernel-devel-4.18.0-477.67.1.el8_8.s390x.rpm
kernel-debug-devel-4.18.0-477.67.1.el8_8.ppc64le.rpm
kernel-tools-libs-4.18.0-477.67.1.el8_8.ppc64le.rpm
bpftool-debuginfo-4.18.0-477.67.1.el8_8.s390x.rpm
kernel-cross-headers-4.18.0-477.67.1.el8_8.ppc64le.rpm
kernel-debug-core-4.18.0-477.67.1.el8_8.ppc64le.rpm
kernel-debug-debuginfo-4.18.0-477.67.1.el8_8.s390x.rpm
kernel-debug-modules-4.18.0-477.67.1.el8_8.ppc64le.rpm
kernel-debuginfo-4.18.0-477.67.1.el8_8.s390x.rpm
kernel-debug-debuginfo-4.18.0-477.67.1.el8_8.x86_64.rpm
kernel-debuginfo-common-aarch64-4.18.0-477.67.1.el8_8.aarch64.rpm
kernel-debug-core-4.18.0-477.67.1.el8_8.x86_64.rpm
kernel-modules-extra-4.18.0-477.67.1.el8_8.x86_64.rpm
python3-perf-4.18.0-477.67.1.el8_8.ppc64le.rpm
kernel-headers-4.18.0-477.67.1.el8_8.ppc64le.rpm
python3-perf-debuginfo-4.18.0-477.67.1.el8_8.x86_64.rpm
kernel-debug-debuginfo-4.18.0-477.67.1.el8_8.ppc64le.rpm
kernel-debug-4.18.0-477.67.1.el8_8.aarch64.rpm
kernel-debug-modules-extra-4.18.0-477.67.1.el8_8.s390x.rpm
kernel-debug-4.18.0-477.67.1.el8_8.x86_64.rpm
perf-4.18.0-477.67.1.el8_8.aarch64.rpm
perf-debuginfo-4.18.0-477.67.1.el8_8.x86_64.rpm
kernel-debuginfo-4.18.0-477.67.1.el8_8.ppc64le.rpm
kernel-modules-extra-4.18.0-477.67.1.el8_8.ppc64le.rpm

Fixes

CVEs

References

https://access.redhat.com/security/updates/classification/#important

Additional information

The Red Hat security contact is This content is not included.secalert@redhat.com. More contact details at https://access.redhat.com/security/team/contact/.
Offline Security Data data is available for integration with other systems. See Offline Security Data API to get started.