ALSA-2023:2458

ALSA-2023:2458 · Important: kernel security, bug fix, and enhancement update

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The kernel packages contain the Linux kernel, the core of any Linux operating system. Security Fix(es): * use-after-free in l2cap_connect and l2cap_le_connect_req in net/bluetooth/l2cap_core.c (CVE-2022-42896) * net/ulp: use-after-free in listening ULP sockets (CVE-2023-0461) * cpu: AMD CPUs may transiently execute beyond unconditional direct branch (CVE-2021-26341) * malicious data for FBIOPUT_VSCREENINFO ioctl may cause OOB write memory (CVE-2021-33655) * possible race condition in drivers/tty/tty_buffers.c (CVE-2022-1462) * KVM: NULL pointer dereference in kvm_mmu_invpcid_gva (CVE-2022-1789) * use-after-free in free_pipe_info() could lead to privilege escalation (CVE-2022-1882) * KVM: nVMX: missing IBPB when exiting from nested guest can lead to Spectre v2 attacks (CVE-2022-2196) * netfilter: nf_conntrack_irc message handling issue (CVE-2022-2663) * race condition in xfrm_probe_algs can lead to OOB read/write (CVE-2022-3028) * out-of-bounds read in fib_nh_match of the file net/ipv4/fib_semantics.c (CVE-2022-3435) * race condition in hugetlb_no_page() in mm/hugetlb.c (CVE-2022-3522) * memory leak in ipv6_renew_options() (CVE-2022-3524) * data races around icsk->icsk_af_ops in do_ipv6_setsockopt (CVE-2022-3566) * data races around sk->sk_prot (CVE-2022-3567) * memory leak in l2cap_recv_acldata of the file net/bluetooth/l2cap_core.c (CVE-2022-3619) * denial of service in follow_page_pte in mm/gup.c due to poisoned pte entry (CVE-2022-3623) * use-after-free after failed devlink reload in devlink_param_get (CVE-2022-3625) * USB-accessible buffer overflow in brcmfmac (CVE-2022-3628) * use after free flaw in l2cap_conn_del in net/bluetooth/l2cap_core.c (CVE-2022-3640) * Double-free in split_2MB_gtt_entry when function intel_gvt_dma_map_guest_page failed (CVE-2022-3707) * mptcp: NULL pointer dereference in subflow traversal at disconnect time (CVE-2022-4128) * l2tp: missing lock when clearing sk_user_data can lead to NULL pointer dereference (CVE-2022-4129) * igmp: use-after-free in ip_check_mc_rcu when opening and closing inet sockets (CVE-2022-20141) * lockdown bypass using IMA (CVE-2022-21505) * double free in usb_8dev_start_xmit in drivers/net/can/usb/usb_8dev.c (CVE-2022-28388) * network backend may cause Linux netfront to use freed SKBs (XSA-405) (CVE-2022-33743) * unmap_mapping_range() race with munmap() on VM_PFNMAP mappings leads to stale TLB entry (CVE-2022-39188) * TLB flush operations are mishandled in certain KVM_VCPU_PREEMPTED leading to guest malfunctioning (CVE-2022-39189) * u8 overflow problem in cfg80211_update_notlisted_nontrans() (CVE-2022-41674) * use-after-free related to leaf anon_vma double reuse (CVE-2022-42703) * use-after-free in bss_ref_get in net/wireless/scan.c (CVE-2022-42720) * BSS list corruption in cfg80211_add_nontrans_list in net/wireless/scan.c (CVE-2022-42721) * Denial of service in beacon protection for P2P-device (CVE-2022-42722) * memory corruption in usbmon driver (CVE-2022-43750) * NULL pointer dereference in traffic control subsystem (CVE-2022-47929) * NULL pointer dereference in rawv6_push_pending_frames (CVE-2023-0394) * use-after-free due to race condition in qdisc_graft() (CVE-2023-0590) * use-after-free caused by invalid pointer hostname in fs/cifs/connect.c (CVE-2023-1195) * denial of service in tipc_conn_close (CVE-2023-1382) 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.

Correctif disponible

Publication

2023-05-09T00:00:00Z

Mise à jour

2026-02-04T02:51:54.349846Z

Pile logicielle: system

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