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ALSA-2024:4352

Dashboard / Vulnerabilities / ALSA-2024:4352

ALSA-2024:4352

Published: 8 Jul 2024Last Modified: 4 Feb 2026

Aliases:

CVE-2020-26555

CVE-2021-46909

CVE-2021-46972

Summary: Important: kernel-rt security and bug fix 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: tls (CVE-2024-26585,CVE-2024-26584, CVE-2024-26583 * kernel-rt: kernel: PCI interrupt mapping cause oops [almalinux-8] (CVE-2021-46909) * kernel: ipc/mqueue, msg, sem: avoid relying on a stack reference past its expiry (CVE-2021-47069) * kernel: hwrng: core - Fix page fault dead lock on mmap-ed hwrng (CVE-2023-52615) * kernel-rt: kernel: drm/amdgpu: use-after-free vulnerability (CVE-2024-26656) * kernel: Bluetooth: Avoid potential use-after-free in hci_error_reset CVE-2024-26801) * kernel: Squashfs: check the inode number is not the invalid value of zero (CVE-2024-26982) * kernel: netfilter: nf_tables: use timestamp to check for set element timeout (CVE-2024-27397) * kernel: wifi: mac80211: (CVE-2024-35789, CVE-2024-35838, CVE-2024-35845) * kernel: wifi: nl80211: reject iftype change with mesh ID change (CVE-2024-27410) * kernel: perf/core: Bail out early if the request AUX area is out of bound (CVE-2023-52835) * kernel:TCP-spoofed ghost ACKs and leak initial sequence number (CVE-2023-52881) * kernel: Bluetooth BR/EDR PIN Pairing procedure is vulnerable to an impersonation attack (CVE-2020-26555) * kernel: ovl: fix leaked dentry (CVE-2021-46972) * kernel: platform/x86: dell-smbios-wmi: Fix oops on rmmod dell_smbios (CVE-2021-47073) * kernel: mm/damon/vaddr-test: memory leak in damon_do_test_apply_three_regions() (CVE-2023-52560) * kernel: ppp_async: limit MRU to 64K (CVE-2024-26675) * kernel: mm/swap: fix race when skipping swapcache (CVE-2024-26759) * kernel: RDMA/mlx5: Fix fortify source warning while accessing Eth segment (CVE-2024-26907) * kernel: x86/mm: Disallow vsyscall page read for copy_from_kernel_nofault() (CVE-2024-26906) * kernel: net: ip_tunnel: prevent perpetual headroom growth (CVE-2024-26804) * kernel: net/usb: kalmia: avoid printing uninitialized value on error path (CVE-2023-52703) * kernel: KVM: SVM: improper check in svm_set_x2apic_msr_interception allows direct access to host x2apic msrs (CVE-2023-5090) * kernel: EDAC/thunderx: Incorrect buffer size in drivers/edac/thunderx_edac.c (CVE-2023-52464) * kernel: ipv6: sr: fix possible use-after-free and null-ptr-deref (CVE-2024-26735) * kernel: mptcp: fix data re-injection from stale subflow (CVE-2024-26826) * kernel: net/bnx2x: Prevent access to a freed page in page_pool (CVE-2024-26859) * kernel: crypto: (CVE-2024-26974, CVE-2023-52813) * kernel: can: (CVE-2023-52878, CVE-2021-47456) * kernel: usb: (CVE-2023-52781, CVE-2023-52877) * kernel: net/mlx5e: fix a potential double-free in fs_any_create_groups (CVE-2023-52667) * kernel: usbnet: sanity check for maxpacket (CVE-2021-47495) * kernel: gro: fix ownership transfer (CVE-2024-35890) * kernel: erspan: make sure erspan_base_hdr is present in skb->head (CVE-2024-35888) * kernel: tipc: fix kernel warning when sending SYN message (CVE-2023-52700) * kernel: net/mlx5/mlxsw: (CVE-2024-35960, CVE-2024-36007, CVE-2024-35855) * kernel: net/mlx5e: (CVE-2024-35959, CVE-2023-52626, CVE-2024-35835) * kernel: mlxsw: (CVE-2024-35854, CVE-2024-35853, CVE-2024-35852) * kernel: net: (CVE-2024-35958, CVE-2021-47311, CVE-2021-47236, CVE-2021-47310) * kernel: i40e: Do not use WQ_MEM_RECLAIM flag for workqueue (CVE-2024-36004) * kernel: mISDN: fix possible use-after-free in HFC_cleanup() (CVE-2021-47356) * kernel: udf: Fix NULL pointer dereference in udf_symlink function (CVE-2021-47353) Bug Fix(es): * kernel-rt: update RT source tree to the latest AlmaLinux-8.10.z kernel (JIRA:AlmaLinux-40882) * [almalinux8.9][cxgb4]BUG: using smp_processor_id() in preemptible [00000000] code: ethtool/54735 (JIRA:AlmaLinux-8779) 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.

Affected packages

Package

Name: kernel-rt

Purl: pkg:rpm/almalinux/kernel-rt

Affected ranges

Type: ECOSYSTEM

Events:

Introduced- 0

Fixed -4.18.0-553.8.1.rt7.349.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