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ALSA-2024:2394

Dashboard / Vulnerabilities / ALSA-2024:2394

ALSA-2024:2394

Published: 30 Apr 2024Last Modified: 4 Feb 2026

Aliases:

CVE-2020-26555

CVE-2022-0480

CVE-2022-38096

Summary: Important: kernel security, bug fix, and enhancement update

Details: The kernel packages contain the Linux kernel, the core of any Linux operating system. Security Fix(es): * kernel: GSM multiplexing race condition leads to privilege escalation (CVE-2023-6546) * kernel: multiple use-after-free vulnerabilities (CVE-2024-1086, CVE-2023-3567, CVE-2023-4133, CVE-2023-6932, CVE-2023-39198, CVE-2023-51043, CVE-2023-51779, CVE-2023-51780, CVE-2024-1085, CVE-2024-26582) * kernel: Bluetooth BR/EDR PIN Pairing procedure is vulnerable to an impersonation attack (CVE-2020-26555) * kernel: memcg does not limit the number of POSIX file locks allowing memory exhaustion (CVE-2022-0480) * kernel: multiple NULL pointer dereference vulnerabilities (CVE-2022-38096, CVE-2023-6622, CVE-2023-6915, CVE-2023-42754, CVE-2023-46862, CVE-2023-52574, CVE-2024-0841, CVE-2023-52448) * kernel: integer overflow in l2cap_config_req() in net/bluetooth/l2cap_core.c (CVE-2022-45934) * kernel: netfilter: nf_tables: out-of-bounds access in nf_tables_newtable() (CVE-2023-6040) * kernel: GC's deletion of an SKB races with unix_stream_read_generic() leading to UAF (CVE-2023-6531) * kernel: Out of boundary write in perf_read_group() as result of overflow a perf_event's read_size (CVE-2023-6931) * kernel: Bluetooth Forward and Future Secrecy Attacks and Defenses (CVE-2023-24023) * kernel: irdma: Improper access control (CVE-2023-25775) * Kernel: double free in hci_conn_cleanup of the bluetooth subsystem (CVE-2023-28464) * kernel: Bluetooth: HCI: global out-of-bounds access in net/bluetooth/hci_sync.c (CVE-2023-28866) * kernel: race condition between HCIUARTSETPROTO and HCIUARTGETPROTO in hci_uart_tty_ioctl (CVE-2023-31083) * kernel: multiple out-of-bounds read vulnerabilities (CVE-2023-37453, CVE-2023-39189, CVE-2023-39193, CVE-2023-6121, CVE-2023-39194) * kernel: netfilter: race condition between IPSET_CMD_ADD and IPSET_CMD_SWAP (CVE-2023-42756) * kernel: lib/kobject.c vulnerable to fill_kobj_path out-of-bounds write (CVE-2023-45863) * kernel: smb: client: fix potential OOBs in smb2_parse_contexts() (CVE-2023-52434) * kernel: mm/sparsemem: fix race in accessing memory_section->usage (CVE-2023-52489) * kernel: net: fix possible store tearing in neigh_periodic_work() (CVE-2023-52522) * kernel: multiple memory leak vulnerabilities (CVE-2023-52529, CVE-2023-52581) * kernel: net: bridge: data races indata-races in br_handle_frame_finish() (CVE-2023-52578) * kernel: net/core: kernel crash in ETH_P_1588 flow dissector (CVE-2023-52580) * kernel: net/sched: act_ct: fix skb leak and crash on ooo frags (CVE-2023-52610) * kernel: CIFS Filesystem Decryption Improper Input Validation Remote Code Execution Vulnerability in function receive_encrypted_standard of client (CVE-2024-0565) * kernel: tls: race between async notify and socket close (CVE-2024-26583) * kernel: tls: handle backlogging of crypto requests (CVE-2024-26584) * kernel: tls: race between tx work scheduling and socket close (CVE-2024-26585) * kernel: mlxsw: spectrum_acl_tcam: Fix stack corruption (CVE-2024-26586) * kernel: i2c: i801: Fix block process call transactions (CVE-2024-26593) * kernel: sched/membarrier: reduce the ability to hammer on sys_membarrier (CVE-2024-26602) * kernel: netfilter: nf_tables: reject QUEUE/DROP verdict parameters (CVE-2024-26609) * kernel: local dos vulnerability in scatterwalk_copychunks (CVE-2023-6176) * kernel: perf/x86/lbr: Filter vsyscall addresses (CVE-2023-52476) * kernel: netfilter: nf_tables: disallow timeout for anonymous sets (CVE-2023-52620) * kernel: ip6_tunnel: fix NEXTHDR_FRAGMENT handling in ip6_tnl_parse_tlv_enc_lim() (CVE-2024-26633) 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. Additional Changes: For detailed information on changes in this release, see the AlmaLinux Release Notes linked from the References section.

Affected packages

Package

Name: bpftool

Purl: pkg:rpm/almalinux/bpftool

Affected ranges

Type: ECOSYSTEM

Events:

Introduced- 0

Fixed -7.3.0-427.13.1.el9_4

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