RHSA-2024:1188 - Security Advisory

Topic

An update for kernel is now available for Red Hat Enterprise Linux 8.6 Extended 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: out-of-bounds write in hw_atl_utils_fw_rpc_wait() in drivers/net/ethernet/aquantia/atlantic/hw_atl/hw_atl_utils.c (CVE-2021-43975)
• kernel: memory leak in drivers/hid/hid-elo.c (CVE-2022-27950)
• kernel: use-after-free in tc_new_tfilter() in net/sched/cls_api.c (CVE-2022-1055)
• kernel: use-after-free when psi trigger is destroyed while being polled (CVE-2022-2938)
• kernel: u8 overflow problem in cfg80211_update_notlisted_nontrans() (CVE-2022-41674)
• kernel: use-after-free in bss_ref_get in net/wireless/scan.c (CVE-2022-42720)
• kernel: BSS list corruption in cfg80211_add_nontrans_list in net/wireless/scan.c (CVE-2022-42721)
• kernel: Denial of service in beacon protection for P2P-device (CVE-2022-42722)
• kernel: KVM: x86/mmu: race condition in direct_page_fault() (CVE-2022-45869)
• kernel: x86/mm: Randomize per-cpu entry area (CVE-2023-0597)
• kernel: Out-Of-Bounds Read vulnerability in smbCalcSize (CVE-2023-6606)
• kernel: refcount leak in ctnetlink_create_conntrack() (CVE-2023-7192)
• 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 during a race condition between a nonblocking atomic commit and a driver unload in drivers/gpu/drm/drm_atomic.c (CVE-2023-51043)

Bug Fix(es):

• kernel: u8 overflow problem in cfg80211_update_notlisted_nontrans() (JIRA:RHEL-18732)
• kernel: use-after-free in bss_ref_get in net/wireless/scan.c (JIRA:RHEL-18733)
• kernel: BSS list corruption in cfg80211_add_nontrans_list in net/wireless/scan.c (JIRA:RHEL-18734)
• kernel: Denial of service in beacon protection for P2P-device (JIRA:RHEL-18735)
• kernel: x86/mm: Randomize per-cpu entry area (JIRA:RHEL-18817)
• kernel: KVM: x86/mmu: race condition in direct_page_fault() (JIRA:RHEL-18829)
• kernel: refcount leak in ctnetlink_create_conntrack() (JIRA:RHEL-20297)
• kernel: use-after-free in tc_new_tfilter() in net/sched/cls_api.c (JIRA:RHEL-20363)
• kernel: Out-Of-Bounds Read vulnerability in smbCalcSize (JIRA:RHEL-21660)
• kernel: CIFS Filesystem Decryption Improper Input Validation Remote Code Execution Vulnerability in function receive_encrypted_standard of client (JIRA:RHEL-22075)
• kernel: use-after-free during a race condition between a nonblocking atomic commit and a driver unload in drivers/gpu/drm/drm_atomic.c (JIRA:RHEL-23475)
• kernel: memory leak in drivers/hid/hid-elo.c (JIRA:RHEL-18557)
• kernel: out-of-bounds write in hw_atl_utils_fw_rpc_wait() in drivers/net/ethernet/aquantia/atlantic/hw_atl/hw_atl_utils.c (JIRA:RHEL-18798)
• kernel: use-after-free when psi trigger is destroyed while being polled (JIRA:RHEL-21919)
• [RHVH] Migration hangs between RHVH release bellow 4.5.1 and RHVH over or equal 4.5.2 release (JIRA:RHEL-23061)
• backport smartpqi: fix disable_managed_interrupts (JIRA:RHEL-26137)

Enhancement(s):

• [MCHP 8.7 FEAT] Update smartpqi driver to latest upstream Second Set of Patches (JIRA:RHEL-21592)
• [IBM 8.10 FEAT] Upgrade the qeth driver to latest from upstream, e.g. kernel 6.4 (JIRA:RHEL-25809)

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 for x86_64 - Extended Update Support 8.6 x86_64
• Red Hat Enterprise Linux Server - AUS 8.6 x86_64
• Red Hat Enterprise Linux for IBM z Systems - Extended Update Support 8.6 s390x
• Red Hat Enterprise Linux for Power, little endian - Extended Update Support 8.6 ppc64le
• Red Hat Virtualization Host 4 for RHEL 8 x86_64
• Red Hat Enterprise Linux Server - TUS 8.6 x86_64
• Red Hat Enterprise Linux for ARM 64 - Extended Update Support 8.6 aarch64
• Red Hat Enterprise Linux Server for Power LE - Update Services for SAP Solutions 8.6 ppc64le
• Red Hat Enterprise Linux for x86_64 - Update Services for SAP Solutions 8.6 x86_64
• Red Hat CodeReady Linux Builder for x86_64 - Extended Update Support 8.6 x86_64
• Red Hat CodeReady Linux Builder for Power, little endian - Extended Update Support 8.6 ppc64le
• Red Hat CodeReady Linux Builder for ARM 64 - Extended Update Support 8.6 aarch64

Fixes

• BZ - 2024989 - CVE-2021-43975 kernel: out-of-bounds write in hw_atl_utils_fw_rpc_wait() in drivers/net/ethernet/aquantia/atlantic/hw_atl/hw_atl_utils.c
• BZ - 2069408 - CVE-2022-27950 kernel: memory leak in drivers/hid/hid-elo.c
• BZ - 2070220 - CVE-2022-1055 kernel: use-after-free in tc_new_tfilter() in net/sched/cls_api.c
• BZ - 2120175 - CVE-2022-2938 kernel: use-after-free when psi trigger is destroyed while being polled
• BZ - 2134377 - CVE-2022-41674 kernel: u8 overflow problem in cfg80211_update_notlisted_nontrans()
• BZ - 2134451 - CVE-2022-42720 kernel: use-after-free in bss_ref_get in net/wireless/scan.c
• BZ - 2134506 - CVE-2022-42721 kernel: BSS list corruption in cfg80211_add_nontrans_list in net/wireless/scan.c
• BZ - 2134517 - CVE-2022-42722 kernel: Denial of service in beacon protection for P2P-device
• BZ - 2151317 - CVE-2022-45869 kernel: KVM: x86/mmu: race condition in direct_page_fault()
• BZ - 2165926 - CVE-2023-0597 kernel: x86/mm: Randomize per-cpu entry area
• BZ - 2253611 - CVE-2023-6606 kernel: Out-Of-Bounds Read vulnerability in smbCalcSize
• BZ - 2256279 - CVE-2023-7192 kernel: refcount leak in ctnetlink_create_conntrack()
• BZ - 2258518 - CVE-2024-0565 kernel: CIFS Filesystem Decryption Improper Input Validation Remote Code Execution Vulnerability in function receive_encrypted_standard of client
• BZ - 2260005 - CVE-2023-51043 kernel: use-after-free during a race condition between a nonblocking atomic commit and a driver unload in drivers/gpu/drm/drm_atomic.c

CVEs

• CVE-2021-43975
• CVE-2022-1055
• CVE-2022-2938
• CVE-2022-27950
• CVE-2022-41674
• CVE-2022-42720
• CVE-2022-42721
• CVE-2022-42722
• CVE-2022-45869
• CVE-2023-0597
• CVE-2023-6606
• CVE-2023-7192
• CVE-2023-51043
• CVE-2024-0565

References

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