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ALSA-2024:5102

Dashboard / Vulnerabilities / ALSA-2024:5102

ALSA-2024:5102

Published: 8 Aug 2024Last Modified: 4 Feb 2026

Aliases:

CVE-2021-46939

CVE-2021-47257

CVE-2021-47284

Summary: Important: kernel-rt security update

Details: The kernel-rt packages provide the Real Time Linux Kernel, which enables fine-tuning for systems with extremely high determinism requirements. Security Fix(es): * kernel: efivarfs: force RO when remounting if SetVariable is not supported (CVE-2023-52463) * kernel: tracing: Restructure trace_clock_global() to never block (CVE-2021-46939) * kernel: ext4: avoid online resizing failures due to oversized flex bg (CVE-2023-52622) * kernel: net/sched: flower: Fix chain template offload (CVE-2024-26669) * kernel: stmmac: Clear variable when destroying workqueue (CVE-2024-26802) * kernel: efi: runtime: Fix potential overflow of soft-reserved region size (CVE-2024-26843) * kernel: quota: Fix potential NULL pointer dereference (CVE-2024-26878) * kernel: TIPC message reassembly use-after-free remote code execution vulnerability (CVE-2024-36886) * kernel: SUNRPC: fix a memleak in gss_import_v2_context (CVE-2023-52653) * kernel: dmaengine/idxd: hardware erratum allows potential security problem with direct access by untrusted application (CVE-2024-21823) * kernel: ext4: fix corruption during on-line resize (CVE-2024-35807) * kernel: x86/fpu: Keep xfd_state in sync with MSR_IA32_XFD (CVE-2024-35801) * kernel: dyndbg: fix old BUG_ON in >control parser (CVE-2024-35947) * kernel: net/sched: act_skbmod: prevent kernel-infoleak (CVE-2024-35893) * kernel: x86/mce: Make sure to grab mce_sysfs_mutex in set_bank() (CVE-2024-35876) * kernel: platform/x86: wmi: Fix opening of char device (CVE-2023-52864) * kernel: tipc: Change nla_policy for bearer-related names to NLA_NUL_STRING (CVE-2023-52845) * kernel: Revert "net/mlx5: Block entering switchdev mode with ns inconsistency" (CVE-2023-52658) * kernel: crash due to a missing check for leb_size (CVE-2024-25739) * kernel: tcp: make sure init the accept_queue's spinlocks once (CVE-2024-26614) * kernel: tcp: add sanity checks to rx zerocopy (CVE-2024-26640) * kernel: NFSv4.2: fix nfs4_listxattr kernel BUG at mm/usercopy.c:102 (CVE-2024-26870) * kernel: nfs: fix UAF in direct writes (CVE-2024-26958) * kernel: SUNRPC: fix some memleaks in gssx_dec_option_array (CVE-2024-27388) * kernel: wifi: iwlwifi: mvm: don't set the MFP flag for the GTK (CVE-2024-27434) * kernel: of: Fix double free in of_parse_phandle_with_args_map (CVE-2023-52679) * kernel: scsi: lpfc: Fix possible memory leak in lpfc_rcv_padisc() (CVE-2024-35930) * kernel: wifi: iwlwifi: mvm: rfi: fix potential response leaks (CVE-2024-35912) * kernel: block: prevent division by zero in blk_rq_stat_sum() (CVE-2024-35925) * kernel: wifi: ath11k: decrease MHI channel buffer length to 8KB (CVE-2024-35938) * kernel: wifi: cfg80211: check A-MSDU format more carefully (CVE-2024-35937) * kernel: wifi: rtw89: fix null pointer access when abort scan (CVE-2024-35946) * kernel: netfilter: nf_tables: honor table dormant flag from netdev release event path (CVE-2024-36005) * kernel: mm/hugetlb: fix missing hugetlb_lock for resv uncharge (CVE-2024-36000) * kernel: mlxsw: spectrum_acl_tcam: Fix incorrect list API usage (CVE-2024-36006) * kernel: net: ieee802154: fix null deref in parse dev addr (CVE-2021-47257) * kernel: mmc: sdio: fix possible resource leaks in some error paths (CVE-2023-52730) * kernel: wifi: ath11k: fix gtk offload status event locking (CVE-2023-52777) * (CVE-2023-52832) * (CVE-2023-52803) * (CVE-2023-52756) * (CVE-2023-52834) * (CVE-2023-52791) * (CVE-2023-52764) * (CVE-2021-47468) * (CVE-2021-47284) * (CVE-2024-36025) * (CVE-2024-36941) * (CVE-2024-36940) * (CVE-2024-36904) * (CVE-2024-36896) * (CVE-2024-36954) * (CVE-2024-36950) * (CVE-2024-38575) * (CVE-2024-36917) * (CVE-2024-36016) * (CVE-2023-52762) * (CVE-2024-27025) * (CVE-2021-47548) * (CVE-2023-52619) For more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and other related information, refer the CVE page(s) listed in the References section.

Affected packages

Package

Name: kernel-rt

Purl: pkg:rpm/almalinux/kernel-rt

Affected ranges

Type: ECOSYSTEM

Events:

Introduced- 0

Fixed -4.18.0-553.16.1.rt7.357.el8_10

Affected versions

Common Vulnerability Scoring System

Attack Vector

Network

Adjacent

Local

Physical

Privileges Required

None

Low

High

User Interaction

None

Required

Scope

Unchanged

Changed

Confidentiality

None

Low

High

Integrity

None

Low

High

Availability

None

Low

High