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Red Hat Security Advisory 2024-1607-03

Red Hat Security Advisory 2024-1607-03
Posted Apr 2, 2024
Authored by Red Hat | Site access.redhat.com

Red Hat Security Advisory 2024-1607-03 - An update for kernel is now available for Red Hat Enterprise Linux 8. Issues addressed include code execution, null pointer, privilege escalation, and use-after-free vulnerabilities.

tags | advisory, kernel, vulnerability, code execution
systems | linux, redhat
advisories | CVE-2021-33631
SHA-256 | 5f51f818d2acee63a892562591ef19aec0b934ee6653b63e9f021616f882c253

Red Hat Security Advisory 2024-1607-03

Change Mirror Download


The following advisory data is extracted from:

https://access.redhat.com/security/data/csaf/v2/advisories/2024/rhsa-2024_1607.json

Red Hat officially shut down their mailing list notifications October 10, 2023. Due to this, Packet Storm has recreated the below data as a reference point to raise awareness. It must be noted that due to an inability to easily track revision updates without crawling Red Hat's archive, these advisories are single notifications and we strongly suggest that you visit the Red Hat provided links to ensure you have the latest information available if the subject matter listed pertains to your environment.

- Packet Storm Staff




====================================================================
Red Hat Security Advisory

Synopsis: Important: kernel security, bug fix, and enhancement update
Advisory ID: RHSA-2024:1607-03
Product: Red Hat Enterprise Linux
Advisory URL: https://access.redhat.com/errata/RHSA-2024:1607
Issue date: 2024-04-02
Revision: 03
CVE Names: CVE-2021-33631
====================================================================

Summary:

An update for kernel is now available for Red Hat Enterprise Linux 8.

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):

* kernel: vmwgfx: NULL pointer dereference in vmw_cmd_dx_define_query (CVE-2022-38096)

* kernel: Out of boundary write in perf_read_group() as result of overflow a perf_event's read_size (CVE-2023-6931)

* kernel: GSM multiplexing race condition leads to privilege escalation (CVE-2023-6546,ZDI-CAN-20527)

* kernel: CIFS Filesystem Decryption Improper Input Validation Remote Code Execution Vulnerability in function receive_encrypted_standard of client (CVE-2024-0565)

* kernel: use-after-free in amdgpu_cs_wait_all_fences in drivers/gpu/drm/amd/amdgpu/amdgpu_cs.c (CVE-2023-51042)

* kernel: ext4: kernel bug in ext4_write_inline_data_end() (CVE-2021-33631)

* kernel: nf_tables: use-after-free vulnerability in the nft_verdict_init() function (CVE-2024-1086)

Bug Fix(es):

* OCP 4.12 crashed due to use-after-free in libceph in rhel8 (JIRA:RHEL-21394)

* kernel: nf_tables: use-after-free vulnerability in the nft_verdict_init() function (JIRA:RHEL-24010)

* Screen floods with random colour suggesting something not initialised (JIRA:RHEL-21055)

* kernel: vmxgfx: NULL pointer dereference in vmw_cmd_dx_define_query (JIRA:RHEL-22766)

* tx-checksumming required for accessing port in OpenShift for RHEL 8.6 (JIRA:RHEL-20822)

* kernel: CIFS Filesystem Decryption Improper Input Validation Remote Code Execution Vulnerability in function receive_encrypted_standard of client (JIRA:RHEL-22077)

* kernel: Out of boundary write in perf_read_group() as result of overflow a perf_event's read_size (JIRA:RHEL-22930)

* rbd: don't move requests to the running list on errors [8.x] (JIRA:RHEL-24204)

* kernel: use-after-free in amdgpu_cs_wait_all_fences in drivers/gpu/drm/amd/amdgpu/amdgpu_cs.c (JIRA:RHEL-24479)

* ceph: several cap and snap fixes (JIRA:RHEL-20909)

* [RHVH] Migration hangs between RHVH release bellow 4.5.1 and RHVH over or equal 4.5.2 release (JIRA:RHEL-23063)

* unable to access smsc95xx based interface unless you start outgoing traffic. (JIRA:RHEL-25719)

* [RHEL8] ] BUG bio-696 (Not tainted): Poison overwritten (JIRA:RHEL-26101)

* kernel: GSM multiplexing race condition leads to privilege escalation (JIRA:RHEL-19954)

* backport smartpqi: fix disable_managed_interrupts (JIRA:RHEL-26139)

* kernel: ext4: kernel bug in ext4_write_inline_data_end() (JIRA:RHEL-26331)

* ceph: always check dir caps asynchronously (JIRA:RHEL-27496)

Enhancement(s):

* [IBM 8.10 FEAT] Upgrade the qeth driver to latest from upstream, e.g. kernel 6.4 (JIRA:RHEL-25811)


Solution:

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



CVEs:

CVE-2021-33631

References:

https://access.redhat.com/security/updates/classification/#important
https://bugzilla.redhat.com/show_bug.cgi?id=2133452
https://bugzilla.redhat.com/show_bug.cgi?id=2252731
https://bugzilla.redhat.com/show_bug.cgi?id=2255498
https://bugzilla.redhat.com/show_bug.cgi?id=2258518
https://bugzilla.redhat.com/show_bug.cgi?id=2259866
https://bugzilla.redhat.com/show_bug.cgi?id=2261976
https://bugzilla.redhat.com/show_bug.cgi?id=2262126

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