{"id":"ALSA-2022:8267","summary":"Moderate: kernel security, bug fix, and enhancement update","details":"The kernel packages contain the Linux kernel, the core of any Linux operating system.\n\nSecurity Fix(es):\n\n* off-path attacker may inject data or terminate victim's TCP session (CVE-2020-36516)\n* use-after-free vulnerability in function sco_sock_sendmsg() (CVE-2021-3640)\n* smb2_ioctl_query_info NULL pointer dereference (CVE-2022-0168)\n* NULL pointer dereference in udf_expand_file_adinicbdue() during writeback (CVE-2022-0617)\n* swiotlb information leak with DMA_FROM_DEVICE (CVE-2022-0854)\n* uninitialized registers on stack in nft_do_chain can cause kernel pointer leakage to UM (CVE-2022-1016)\n* race condition in snd_pcm_hw_free leading to use-after-free (CVE-2022-1048)\n* use-after-free and memory errors in ext4 when mounting and operating on a corrupted image (CVE-2022-1184)\n* concurrency use-after-free between drm_setmaster_ioctl and drm_mode_getresources (CVE-2022-1280)\n* kernel info leak issue in pfkey_register (CVE-2022-1353)\n* use-after-free in ath9k_htc_probe_device() could cause an escalation of privileges (CVE-2022-1679)\n* NULL pointer dereference in x86_emulate_insn may lead to DoS (CVE-2022-1852)\n* fanotify misuses fd_install() which could lead to use-after-free (CVE-2022-1998)\n* nf_tables cross-table potential use-after-free may lead to local privilege escalation (CVE-2022-2586)\n* integer underflow leads to out-of-bounds write in reserve_sfa_size() (CVE-2022-2639)\n* slab-out-of-bounds access in packet_recvmsg() (CVE-2022-20368)\n* incomplete clean-up of multi-core shared buffers (aka SBDR) (CVE-2022-21123)\n* incomplete clean-up of microarchitectural fill buffers (aka SBDS) (CVE-2022-21125)\n* incomplete clean-up in specific special register write operations (aka DRPW) (CVE-2022-21166)\n* possible to use the debugger to write zero into a location of choice (CVE-2022-21499)\n* AMD: RetBleed Arbitrary Speculative Code Execution with Return Instructions (CVE-2022-23816, CVE-2022-29900)\n* AMD: Branch Type Confusion (non-retbleed) (CVE-2022-23825)\n* Intel: Post-barrier Return Stack Buffer Predictions (CVE-2022-26373)\n* double free in ems_usb_start_xmit in drivers/net/can/usb/ems_usb.c (CVE-2022-28390)\n* use after free in SUNRPC subsystem (CVE-2022-28893)\n* use-after-free due to improper update of reference count in net/sched/cls_u32.c (CVE-2022-29581)\n* Intel: RetBleed Arbitrary Speculative Code Execution with Return Instructions (CVE-2022-29901)\n* DoS in nfqnl_mangle in net/netfilter/nfnetlink_queue.c (CVE-2022-36946)\n* nf_tables disallow binding to already bound chain (CVE-2022-39190)\n* nfs_atomic_open() returns uninitialized data instead of ENOTDIR (CVE-2022-24448)\n\nFor 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.\n\nAdditional Changes:\n\nFor detailed information on changes in this release, see the AlmaLinux Release Notes linked from the References section.","modified":"2026-02-04T03:04:05.597778Z","published":"2022-11-15T00:00:00Z","related":["CVE-2020-36516","CVE-2021-3640","CVE-2022-0168","CVE-2022-0617","CVE-2022-0854","CVE-2022-1016","CVE-2022-1048","CVE-2022-1184","CVE-2022-1280","CVE-2022-1353","CVE-2022-1679","CVE-2022-1852","CVE-2022-1998","CVE-2022-20368","CVE-2022-21123","CVE-2022-21125","CVE-2022-21166","CVE-2022-21499","CVE-2022-23816","CVE-2022-23825","CVE-2022-24448","CVE-2022-2586","CVE-2022-26373","CVE-2022-2639","CVE-2022-28390","CVE-2022-28893","CVE-2022-29581","CVE-2022-29900","CVE-2022-29901","CVE-2022-36946","CVE-2022-39190"],"references":[{"type":"ADVISORY","url":"https://access.redhat.com/errata/RHSA-2022:8267"},{"type":"REPORT","url":"https://access.redhat.com/security/cve/CVE-2020-36516"},{"type":"REPORT","url":"https://access.redhat.com/security/cve/CVE-2021-3640"},{"type":"REPORT","url":"https://access.redhat.com/security/cve/CVE-2022-0168"},{"type":"REPORT","url":"https://access.redhat.com/security/cve/CVE-2022-0617"},{"type":"REPORT","url":"https://access.redhat.com/security/cve/CVE-2022-0854"},{"type":"REPORT","url":"https://access.redhat.com/security/cve/CVE-2022-1016"},{"type":"REPORT","url":"https://access.redhat.com/security/cve/CVE-2022-1048"},{"type":"REPORT","url":"https://access.redhat.com/security/cve/CVE-2022-1184"},{"type":"REPORT","url":"https://access.redhat.com/security/cve/CVE-2022-1280"},{"type":"REPORT","url":"https://access.redhat.com/security/cve/CVE-2022-1353"},{"type":"REPORT","url":"https://access.redhat.com/security/cve/CVE-2022-1679"},{"type":"REPORT","url":"https://access.redhat.com/security/cve/CVE-2022-1852"},{"type":"REPORT","url":"https://access.redhat.com/security/cve/CVE-2022-1998"},{"type":"REPORT","url":"https://access.redhat.com/security/cve/CVE-2022-20368"},{"type":"REPORT","url":"https://access.redhat.com/security/cve/CVE-2022-21123"},{"type":"REPORT","url":"https://access.redhat.com/security/cve/CVE-2022-21125"},{"type":"REPORT","url":"https://access.redhat.com/security/cve/CVE-2022-21166"},{"type":"REPORT","url":"https://access.redhat.com/security/cve/CVE-2022-21499"},{"type":"REPORT","url":"https://access.redhat.com/security/cve/CVE-2022-23816"},{"type":"REPORT","url":"https://access.redhat.com/security/cve/CVE-2022-23825"},{"type":"REPORT","url":"https://access.redhat.com/security/cve/CVE-2022-24448"},{"type":"REPORT","url":"https://access.redhat.com/security/cve/CVE-2022-2586"},{"type":"REPORT","url":"https://access.redhat.com/security/cve/CVE-2022-26373"},{"type":"REPORT","url":"https://access.redhat.com/security/cve/CVE-2022-2639"},{"type":"REPORT","url":"https://access.redhat.com/security/cve/CVE-2022-28390"},{"type":"REPORT","url":"https://access.redhat.com/security/cve/CVE-2022-28893"},{"type":"REPORT","url":"https://access.redhat.com/security/cve/CVE-2022-29581"},{"type":"REPORT","url":"https://access.redhat.com/security/cve/CVE-2022-29900"},{"type":"REPORT","url":"https://access.redhat.com/security/cve/CVE-2022-29901"},{"type":"REPORT","url":"https://access.redhat.com/security/cve/CVE-2022-36946"},{"type":"REPORT","url":"https://access.redhat.com/security/cve/CVE-2022-39190"},{"type":"REPORT","url":"https://bugzilla.redhat.com/1980646"},{"type":"REPORT","url":"https://bugzilla.redhat.com/2037386"},{"type":"REPORT","url":"https://bugzilla.redhat.com/2051444"},{"type":"REPORT","url":"https://bugzilla.redhat.com/2052312"},{"type":"REPORT","url":"https://bugzilla.redhat.com/2053632"},{"type":"REPORT","url":"https://bugzilla.redhat.com/2058395"},{"type":"REPORT","url":"https://bugzilla.redhat.com/2059928"},{"type":"REPORT","url":"https://bugzilla.redhat.com/2066614"},{"type":"REPORT","url":"https://bugzilla.redhat.com/2066706"},{"type":"REPORT","url":"https://bugzilla.redhat.com/2066819"},{"type":"REPORT","url":"https://bugzilla.redhat.com/2070205"},{"type":"REPORT","url":"https://bugzilla.redhat.com/2071022"},{"type":"REPORT","url":"https://bugzilla.redhat.com/2073064"},{"type":"REPORT","url":"https://bugzilla.redhat.com/2074208"},{"type":"REPORT","url":"https://bugzilla.redhat.com/2084125"},{"type":"REPORT","url":"https://bugzilla.redhat.com/2084183"},{"type":"REPORT","url":"https://bugzilla.redhat.com/2084479"},{"type":"REPORT","url":"https://bugzilla.redhat.com/2088021"},{"type":"REPORT","url":"https://bugzilla.redhat.com/2089815"},{"type":"REPORT","url":"https://bugzilla.redhat.com/2090226"},{"type":"REPORT","url":"https://bugzilla.redhat.com/2090237"},{"type":"REPORT","url":"https://bugzilla.redhat.com/2090240"},{"type":"REPORT","url":"https://bugzilla.redhat.com/2090241"},{"type":"REPORT","url":"https://bugzilla.redhat.com/2103148"},{"type":"REPORT","url":"https://bugzilla.redhat.com/2103153"},{"type":"REPORT","url":"https://bugzilla.redhat.com/2114878"},{"type":"REPORT","url":"https://bugzilla.redhat.com/2115065"},{"type":"REPORT","url":"https://bugzilla.redhat.com/2115278"},{"type":"REPORT","url":"https://bugzilla.redhat.com/2123695"},{"type":"REPORT","url":"https://bug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